1 B-1.1 How is experimental data and hypothesis related? 2 B-1.1 Hypotheses that are tested many times and not contradicted become known as what? A student hypothesized that if four different wheels were tested, then wheel 4 would have result in the fasted average time. Is the student s hypothesis supported or not? 3 B-1.1 4 B-1.1 In the question above, what is the independent variable? 5 B-1.1 In the question above, what is the independent variable? 1
What would be an appropriate hypothesis for a student who wanted to 6 B-1.1 test the growth of a plant based on the amount of light provided to the plant on a daily basis? Lee and Greg wanted to test 8 different foods to determine if there was starch in them. They put the food in the test tubes and added iodine, 7 B-1.1 which will turn food purple - black if it contains starch. They added three drops of iodine to each tube and recorded their results. What is the independent variable? 8 B-1.1 What is the dependent variable from the question above? 9 B-1.2 10 B-1.2 What scientific apparatus would you use to measure out 23 ml to make a chemical? If Tom wanted to find out if the solution in his beaker was acidic or basic, what should he use? What is the reading on this scientific apparatus? 11 B-1.3 2
What is this a picture of? 12 B-1.2 13 B-1.3 14 B-1.3 If you wanted to determine the amount of water left in a container, what tool would you use? Angie was measuring a piece of yarn and found that it was between the 33 and 34 mm line. What should she do? 15 B-1.4 The items that are kept the same throughout the experiment are called? 16 B-1.4 What is the purpose of a control group? 17 B-1.4 Ethel wants to find figure out what factor will help her flowers have the most leaves so she decided to do an experiment. She put 3 pots of flowers in different amounts of sunlight. Every day she gave the pot in the most sunlight 50mL of water, the pot with medium sunlight 25mL of water, and the pot with the least amount of sunlight 10mL of water. What is wrong with her experimental design? 3
Ethel decided to just test the amount of sunlight on the number of leaves. Her hypothesis was: If flowers are given 12 hours of sunlight a day, then they will have less leaves. 18 B-1.4 Was her hypothesis correct? Explain 19 B-1.4 What was the independent variable in this experiment? 20 B-1.4 What could be some possible controlled variables in this experiment? 21 B-1.5 22 B-1.5 23 B-1.5 When making a graph to show your results from an experiment, which variable should go on the Y-axis? Explain what is wrong with the following statement: "Converting 1L of water into 1000mL changes the amount of water. What type of graph is good for continuous data taken over a period of time? 24 B-1.5 What type of graph is used to show percentages or parts of a whole? 4
25 B-1.5 What type of graph is used to show totals? What conclusion can you make from this data? 26 B-1.6 27 B-1.6 28 B-1.7 If you test your hypothesis and get the results you expected are you finished or what should you do next? What are some factors an engineer needs to consider when choosing the materials that will be used to make a new product? 29 B-1.8 What do technology and science have to do with each other? 30 B-1.8 Choose whether the following is exemplifying a scientific investigation or technological design: Many people do not like having their blood drawn so a research team developed a device that automatically counts the number of white blood cells in someone's blood simply by scanning a finger. After testing the device they realized it was not very accurate and worked on how it could be improved. 31 B-1.9 What is the correct way to smell a substance while working in lab? 5
32 B-1.9 Where should broken glass be placed? 33 B-1.9 What are some things you should do before leaving the lab? 34 B-2.1 What are the three parts of the cell theory? 35 B-2.1 Why must new cells be formed? 36 B-2.2 What is found in the nucleus? 37 B-2.2 What is the purpose of the mitochondria? 38 B-2.2 What is the chloroplast? 39 B-2.2 What is the lysosome? 40 B-2.2 What is a vacuole? 41 B-2.2 What does the ribosome do? 42 B-2.2 Where do you find ribosomes? 6
43 B-2.2 What is the job of the endoplasmic reticulum (ER)? 44 B-2.2 What is the job of the golgi apparatus? 45 B-2.2 What are cilia? 46 B-2.2 What are flagella? 47 B-2.2 48 B-2.2 What is the structure that is semi-permeable and encloses the cell, and regulates the passage of materials between the cell and its environment called? The structure that allows information to pass from the nucleus to the cytoplasm is called? 49 B-2.2 What is the purpose of the cell wall? 50 B-2.2 What are organisms that have a cell wall? 51 B-2.2 The semi-fluid material found inside the cell is called? 52 B-2.2 What organelles are found in plant cells but not in animal cells? 53 B-2.2 What type of cell is this? 7
What is this organelle? 54 B-2.2 What is this organelle? 55 B-2.2 56 B-2.2 Compare and contrast Prokaryote and Eukaryote. 8
57 B-2.3 What do prokaryotes lack that are in eukaryote cells? 58 B-2.3 Are prokaryote cells unicellular or multicellular? 59 B-2.3 What is the difference in the DNA of prokaryote and eukaryote cells? 60 B-2.3 Name one type of prokaryote cell. 61 B-2.3 How do prokaryotic cells obtain their energy? 9
I am a cell that has been recently discovered. I contain a cell wall and a 62 B-2.3 plasma membrane. I have a large vacuole that stores water and many chloroplasts to make sugars. I like the sunlight and have many organelles. What kind of cell am I? I am a cell that has a cell wall and ribosomes. I have cell membrane but 63 B-2.3 my DNA is not in strands. I can be found by myself many times. What kind of cell am I? 64 B-2.4 65 B-2.4 As cells divide and grow they become specialized in their structure and function. What is this process called? If all cells of a multicellular organism have exactly the same chromosomes and DNA, how do they become differentiated to do their specific jobs? 66 B-2.4 Cells are arranged in what hierarchy? 67 B-2.4 These cells are unspecialized cells that reproduce themselves and have the ability to differentiate into any type of specialized cell. What are they called? 68 B-2.5 What is homeostasis? 69 B-2.5 What is passive transport? 70 B-2.5 The process of items moving from an area of high concentration to an area of low concentration, down its concentration gradient, without energy is called? 71 B-2.5 The diffusion of water is called? 72 B-2.5 If the water concentration is greater on the outside of the cell than the inside of the cell, water will move into the cell. What will happen to an animal cell? A plant cell? 10
If the water concentration is greater on the inside of the cell than the 73 B-2.5 outside of the cell, water will move out of the cell. What will happen to an animal cell? A plant cell? The process of items moving from an area of high concentration to an 74 B-2.5 area of low concentration, down its concentration gradient, the aid of a protein is called? 75 B-2.5 76 B-2.5 77 B-2.5 78 B-2.5 The process of items moving from an area of low concentration to an area of high concentration, using energy is called? What are some examples of items that must be passed through the cell using energy? If a cell uses a vesicle to take a large molecule into the cell, what process has occurred? To expel a large molecule from the cell? What are some reasons that cells must use transport to maintain homeostasis? 79 B-2.6 What occurs in the steps during Interphase? 80 B-2.6 What is the name of the structure that holds sister chromatids together? 81 B-2.6 What is mitosis? 82 B-2.6 What are the steps of mitosis in order? 83 B-2.6 During mitosis, if the centromeres that join the sister chromatids split and the chromatids are moving to opposite sides of the cell, what phase is the cell in? 11
During mitosis, if the chromosomes are lined up in the middle of the cell 84 B-2.6 and the spindle fibers are connected to the centromere, what phase is the cell in? During mitosis, if the chromosomes begin to uncoil, a nuclear envelope 85 B-2.6 begins to reform around each pole, the spindle fibers begin to break down and the cell starts to split, what phase is the cell in? During mitosis, if the chromosomes condense, the nuclear envelope 86 B-2.6 disappears and the centrioles are on opposite poles of the cell, what phase is the cell in? 87 B-2.6 What is cytokinesis in plants called? Animals? 88 B-2.6 What does cytokinesis mean? 89 B-2.7 What controls cell division? 90 B-2.7 What do we call critical control points in the cell cycle where the cell is told whether stop or go? 91 B-2.7 How do cells respond when they touch one another? 92 B-2.7 What can result from uncontrolled cell division? 93 B-2.7 94 B-2.7 A mass of cells that results from uncontrolled cell division and invades and impairs the function of one or more organs is called a? A mass of cells that that results from uncontrolled cell division and remains at the original site is called a? 12
95 B-2.7 How do can cancer cells travel in the body? 96 B-2.8 97 B-2.8 What is the amount of energy required for a biochemical reaction to occur called? What is the name of the substance that reduces the amount of energy required to start a chemical reaction in a living system called? 98 B-2.8 What are some things that can affect the enzyme? 99 B-2.8 What type of biological compound are enzymes? 100 B-2.8 What is given off as a result of a biochemical reaction? 101 B-2.8 What is a substrate? 102 B-2.8 Are enzymes general or specific? 103 B-2.8 An enzyme works best in the stomach at a ph of 3. If the stomach suddenly becomes a ph of 5, what happens to the enzyme? 104 B-2.8 Your sibling has a fever of 105 o F, why is this a problem? 105 B-3.1 What is the ultimate source of all energy? 13
106 B-3.1 The process of using light energy to convert CO 2 and water to glucose is called? 107 B-3.1 What is the chemical formula for glucose? 108 B-3.1 What are the two stages of photosynthesis? 109 B-3.1 What occurs in the light dependent reaction? 110 B-3.1 What occurs in the light independent reaction? 111 B-3.1 What is the equation for photosynthesis 112 B-3.2 What is the ultimate goal of Cellular Respiration? 113 B-3.2 What is energy used for in the cell? 114 B-3.2 What are the three steps of cellular respiration if oxygen is present? 115 B-3.2 What is the equation for cellular respiration 116 B-3.2 What process occurs if oxygen is not available? 14
117 B-3.2 What types of organisms undergo alcoholic fermentation? 118 B-3.3 What does ATP stand for? 119 B-3.3 What are the components of ATP? (what is it made of) 120 B-3.3 How is energy released from ATP? 121 B-3.3 How is energy stored in APT? 122 B-3.3 Fill in the equation: ADP + Phosphate + Energy 123 B-3.4 How many amino acids are there? 124 B-3.4 How many amino acids are made by the body? How do you get the others? 125 B-3.4 What is the caloric value of protein? 126 B-3.4 Which will your body use first for energy? Proteins, Carbohydrates or Lipids 127 B-3.4 What is the caloric value of carbohydrates? 15
128 B-3.4 What is the caloric value of lipids? 129 B-3.4 What are proteins made up of? 130 B-3.4 What are carbohydrates made up of? 131 B-3.5 What are the functions of proteins? 132 B-3.5 What is an example of a protein used for structure? 133 B-3.5 What is an example of a protein used for transport? 134 B-3.5 What is an example of a protein that is used for contractions? 135 B-3.5 What is an example of a protein that is used in biochemical control? 136 B-3.5 What is the primary function of carbohydrates? 137 B-3.5 What is an example of a carbohydrate used as structure in plants? 138 B-3.5 What are lipids / fats used for in the body? 16
139 B-3.6 What is a food chain? 140 B-3.6 What is each level of a food chain or food web called? 141 B-3.6 What is found at the first level of an energy system? 142 B-3.6 What is found at the second level of an energy system? 143 B-3.6 What are organisms that eat green plants called? 144 B-3.6 How is energy lost in an energy system? 145 B-3.6 What is found at the third level of an energy system? 146 B-3.6 What are organisms that eat primary consumers are called? 147 B-3.6 148 B-3.6 149 B-3.6 What are organisms that eat primary producers and primary consumers called? A heterotroph that decomposes organic material and returns the nutrients to soil, water and air called? A scientific model that shows all the different ways that energy can flow through an ecosystem is called a? 17
150 B-3.6 What type of pyramid shows the energy available at each trophic level in an ecosystem? 151 B-3.6 152 B-3.6 What type of pyramid shows the number of individual organisms available for every at each trophic level in an ecosystem? What is the type of pyramid that shows the total mass of living organic matter at each trophic level called? How many trophic levels are in this pyramid? 153 B-3.6 154 B-3.6 What is the top consumer in the diagram above? 155 B-4.1 What are the two types of nucleic acids? 156 B-4.1 What are the bases in DNA? 157 B-4.1 What are the bases in RNA? 158 B-4.1 What are the parts of a nucleotide? 18
Compare and contrast DNA and RNA in terms of Number of Strands 159 B-4.1 Bases Sugars Function 160 B-4.1 Name which bases are complementary to each other for DNA 161 B-4.1 Name which bases are complementary to each other for RNA 162 B-4.2 What makes up a chromosome? 163 B-4.2 How are DNA and proteins related? 164 B-4.2 How many genes are on chromosomes? 165 B-4.3 What determines the specificity of proteins? 166 B-4.3 A segment of DNA that codes for a particular protein is a? 167 B-4.3 How many chromosomes do humans have? 168 B-4.3 The pair of chromosomes that determines the sex is called? 19
169 B-4.3 What are all the chromosomes but the 23 rd pair called? 170 B-4.3 Where does you chromosomes come from? 171 B-4.3 What is the DNA like if two organisms are closely related? 172 B-4.3 Why do organisms look different? 173 B-4.3 What are two bases combined together called 174 B-4.3 How does DNA replicate? 175 B-4.3 Why is DNA considered as the "code of life"? 176 B-4.3 177 B-4.3 If dogs receive 39 chromosomes from each parent, how many chromosomes do they have in total? With which organism would a red maple tree be more likely to share more of the same genes, an oak tree, earthworm, or rose? 178 B-4.4 What is the process called that creates proteins? 179 B-4.4 Where does protein synthesis take place? 20
180 B-4.4 What are the two parts of protein synthesis 181 B-4.4 What occurs in the first part of protein synthesis? 182 B-4.4 The strand of RNA that is made in the nucleus is called? 183 B-4.4 What occurs in the second part of protein synthesis? 184 B-4.4 What is the three base code on mrna called? 185 B-4.4 What does the three base code match with? 186 B-4.4 Convert this DNA sequence to mrna and then trna. AUG - GGG AAA TTT CAT TAG GCG 187 B-4.4 What does the sequence of codon code for? 188 B-4.4 What holds amino acids together? 189 B-4.4 190 B-4.4 Name the step of protein synthesis where DNA is copied into a complementary strand of RNA. Name the process that interprets the genetic message from DNA language into protein language. 21
191 B-4.4 What does each codon specifiy? 192 B-4.4 Which type of RNA molecule brings amino acids to the ribosome to be assembled together? 193 B-4.4 194 B-4.5 during translation. Use the picture to describe what happens How does the chromosome number at the end of mitosis compare to the chromosome number at the end of meiosis? 195 B-4.5 What are homologous chromosomes? 196 B-4.5 What does diploid mean? 197 B-4.5 What does haploid mean? 198 B-4.5 Name a type of haploid cell. 199 B-4.5 Name a type of diploid cell. 22
200 B-4.5 What is the reduction in chromosome number called? 201 B-4.5 What is the final result of meiosis? 202 B-4.5 What are the steps of meiosis? 203 B-4.5 What occurs in prophase I of meiosis? 204 B-4.5 What occurs in metaphase I of meiosis? 205 B-4.5 What occurs in anaphase I of meiosis? 206 B-4.5 What occurs in telophase I of meiosis? 207 B-4.5 What occurs in cytokinesis I of meiosis? 208 B-4.5 What occurs in prophase II? 209 B-4.5 What occurs in metaphase II? 210 B-4.5 What occurs in anaphase II of meiosis? 23
211 B-4.5 What occurs in telophase II of meiosis? 212 B-4.5 What occurs in cytokinesis II of meiosis? 213 B-4.5 What phase does crossing over occur in? 214 B-4.6 What is the study of patterns of inheritance and variations in organisms called? 215 B-4.6 Two genes that are different forms of the gene are called? 216 B-4.6 217 B-4.6 When an organism has two identical alleles for a particular trait the organism is called? When an organism has two different identical alleles for a particular trait the organism is called? 218 B-4.6 What is a genotype? 219 B-4.6 What is a phenotype? 220 B-4.6 Which law explains how alleles are separated in meiosis? 221 B-4.6 The law that states the segregation of the alleles of one trait does not affect the segregation of the alleles of another trait is called? 24
222 B-4.6 If genes are found very close on a chromosome and are typically passed onto the offspring together, they are called? 223 B-4.6 224 B-4.6 Determine the genotype and phenotype ratios of a cross involving two heterozygous tall plants. (Hint: complete a monohybrid cross) Determine the phenotype ratios of a cross involving two plants that are heterozygous tall and yellow. (Hint: complete a dihybrid cross) 225 B-4.6 A dihybrid cross compares how many traits? 226 B-4.7 What does crossing over increase? 227 B-4.7 228 B-4.7 229 B-4.7 When one allele is not completely dominant over another and organisms appear to have a phenotype between the two parents it is called? (Hint: red and white flowers produce pink flowers) When both alleles are expressed in an organism it is called? (Hint: chickens and cows have this occur) When you have multiple combinations of alleles that result in the same phenotype it is called? (Hint: blood types are this) 230 B-4.7 When traits are controlled by two or more traits, it is called? 231 B-4.7 When traits that are expressed are carried on the X or Y chromosome, it is called? 232 B-4.7 A female is designated by what genotype? A male? 25
233 B-4.7 What is the chance of a boy with each pregnancy? 234 B-4.7 235 B-4.7 Create a monohybrid cross to determine the phenotype ratio of a male who is colorblind who has a child with a female who carries the trait. Create a monohybrid cross to determine the phenotypes of the children who have a hemophiliac carrier mother but a dad who is not a hemophiliac. 236 B-4.7 What is a pedigree? Identify all of the individuals affected with the trait. 237 B-4.7 Which sex is more likely to have the trait? 238 B-4.7 239 B-4.7 What type of inheritance does this look like? 26
240 B-4.7 What does gene linkage mean? 241 B-4.8 How are gene mutations different from chromosome mutations? 242 B-4.8 What are some consequences of body cell mutations? 243 B-4.8 What is a mutation? 244 B-4.8 What are some causes of mutations? 245 B-4.8 246 B-4.8 247 B-4.8 If a mutation occurs in a body cell, will the trait be passed onto the offspring? If the mutation occurs in a gamete, will the trait be passed onto the offspring? When an entire chromosome is affected by a mutation, what type of mutation has occurred? 248 B-4.8 What are some examples of gene mutations? 27
249 B-4.8 If a mutation results in an abnormal number of chromosomes, usually from meiosis, what type of mutation is it considered? 250 B-4.8 Give some examples of chromosomal mutations. 251 B-4.8 Are all mutations harmful? Why or why not? 252 B-4.9 When a scientist removes replaces a specific gene in an organism in order to ensure a desired trait, the process is called? 253 B-4.9 What does a gene map show? 254 B-4.9 255 B-4.9 256 B-4.9 When a scientist inserts a normal gene in the place of an abnormal or missing gene, the process is considered? When people artificially select and breed only certain organisms with a desire trait to produce the next generation, it is called? (Hint: breeding dogs, cats and horses). The process that involves selecting organisms that have a strong expression for two desired traits to produce an offspring that expresses both traits is called? 257 B-4.9 What is a genome? 258 B-5.1 What are the four key principles of Natural Selection? 259 B-5.1 In terms of natural selection what is meant by fitness? 28
260 B-5.1 Why do animals have an overproduction of offspring? 261 B-5.1 What is the original cause of variation of organisms within a population? 262 B-5.1 Descent with modification refers to what being passed on? 263 B-5.1 Compare microevolution with macroevolution. 264 B-5.1 Why does natural selection occur? 265 B-5.1 How does overproduction of offspring lead to natural selection? 266 B-5.1 How does phenotypic variation lead to natural selection? 267 B-5.1 What is another common term for natural selection? 268 B-5.1 What is decent with modification? 269 B-5.2 What is passed on from generation to generation that allows organisms to continue to survive? 270 B-5.2 What is meant by universal code of life, when talking about DNA? 29
271 B-5.2 Where does the variability in organisms come from? 272 B-5.2 How many parents do sexually reproducing organisms have? Asexual? 273 B-5.2 What are some examples of asexual reproduction? 274 B-5.2 275 B-5.2 Which type of organism has a higher reproduction rate? Sexual or Asexual? Why? Why do organisms that lived long ago resemble those that are alive today? 276 B-5.2 How does sexual reproduction contribute to variability? 277 B-5.2 What is a disadvantage of asexual reproduction? 278 B-5.3 279 B-5.3 A groups of organisms that share similar characteristics and can interbreed with one another to produced fertile offspring is called a? How does a change in one individual in a population spread throughout to others in the population? 280 B-5.3 Why is it important to have diversity within a population? 281 B-5.3 Why are some traits seen more in populations than others? 30
282 B-5.3 What is a species? 283 B-5.3 What is a gene pool? 284 B-5.3 If a species environment changes, what factor could help the species to be more likely to survive. 285 B-5.3 If a species environment changes, how might the gene pool change? 286 B-5.4 287 B-5.4 What are the five factors that influence genetic variability in a population? This is a random change in the frequency of alleles in a population over time where, due to chance, rare alleles in a population will decrease in frequency and become eliminated while others increase in frequency and become fixed. This is called? 288 B-5.4 The movement of genes in and out of a population is called? 289 B-5.4 290 B-5.4 When the frequencies and the alleles spontaneously change in a population it is sometimes caused by? What are the five conditions that must exist to maintain genetic equilibrium? 291 B-5.4 When a new species is formed it is called? 292 B-5.4 What are some of the causes of a new species being formed? 31
Please match the following definitions with the terms. 293 B-5.4 A. Gradual changes of a species in a particular way over a long period of time. B. Periods of abrupt change in a species after a long period of little change within the species over time. C. When a number of different species diverge from a common ancestor, typically occurs over many generations and allows organisms to survive in a variety of niches. D. When different groups of organisms living in similar environments produces species that are similar in appearance and behavior. E. Two or more species living in close proximity change in response to each other. F. Elimination of a species often occurring when a species cannot adapt. This may occur gradually or happen all at one time. 294 B-5.4 295 B-5.4 What are some factors that will influence genetic variability in a population? Name the principle that takes place when there is genetic equilibrium and no change in the allele frequencies in a species. 296 B-5.4 What is a factor that leads to speciation? 297 B-5.4 How is mass extinction different from gradual extinction? 298 B-5.4 What is punctuated equilibrium? 299 B-5.5 What are homologous structures? 300 B-5.5 & B-5.6 How does the field of anatomy influence evolutionary theory? 32
301 B-5.5 & B-5.6 How does the field of embryology influence evolutionary theory? 302 303 B-5.5 & B-5.6 B-5.5 & B-5.6 How does the field of biochemistry influence evolutionary theory? How does the field of paleontology influence evolutionary theory? 304 B-5.6 What is convergence? 305 B-5.6 What are transitional fossils? 306 B-5.7 What does a phylogentic tree show you? Answer the questions based on the diagram: 307 B-5.7 1. What do lizards all have? 2. What do mice and chimps have that no other organisms pictured here have? 3. What developed after the perch? 33
308 B-5.7 What is a phylogenetic tree? 309 B-5.7 Name the three domains 310 B-5.7 Name the six kingdoms 311 B-6.1 A community that includes all the abiotic and biotic factors in the area is considered an? 312 B-6.1 What factors contribute to a stable ecosystem? What does the following graph show? 313 B-6.1 314 B-6.1 Explain the graph from above in terms of predation. 315 B-6.1 When two organisms need the same resource what occurs? 34
316 B-6.1 What happens when two species try to occupy the same niche at the same time in the same area? 317 B-6.1 What is a symbiotic relationship? 318 B-6.1 Identify the following as parasitism, mutualism or commensalism. 1. A flea that bites and sucks the blood from an animal. 2. Barnacles that attach to whales and eat as the whale moves. The whale does not feel them or lost nutrition to the barnacle. 3. Plants that provide food for fungi and the fungi break down the nutrients that the plants require. 4. Tapeworm that lives in the host and causes them to become weak. 319 B-6.2 The number of individuals living in a defined space is called? 320 B-6.2 Identify the following as density independent or density dependent limiting factors. 1. A disease that destroyed all the chestnut trees. 2. A fire that killed all the plants. 3. A tornado 4. Bugs that drowned in the flood. 5. Fighting over mates. 6. Foxes moving into the area to eat the rabbits. 321 B-6.2 Name three abiotic factors that can affect the population. 322 B-6.2 Name three biotic factors that can affect the population. 35
323 B-6.3 When does primary succession occur? 324 B-6.3 What are the first types of plants that occur in primary succession? 325 B-6.3 What is a pioneer species? 326 B-6.3 Why is secondary succession usually faster than primary succession? 327 B-6.3 What is a climax community? 328 B-6.3 What are some causes of secondary succession? 329 B-6.4 What are some ways that carbon is cycled on earth? 330 B-6.4 What biochemical requires nitrogen? 331 B-6.4 How do organisms play a role in recycling nitrogen? 332 B-6.4 What drives the water cycle? 333 B-6.4 How do organisms play a role in the water cycle? What processes do they undergo? 36
334 B-6.5 How does the earth maintain a constant supply of oxygen? 335 B-6.5 What is the greenhouse effect? 336 B-6.5 As the amount of CO 2 increases in the atmosphere, what happens to the temperature of the earth? 337 B-6.5 How does water get cleaned in the water cycle? 338 B-6.5 What organisms help to cycle nutrients of dead animals? 339 B-6.5 How do the oceans act as a sink for carbon dioxide? 340 B-6.5 How is soil generated? 341 B-6.5 What helps to keep the process of soil production to be consistent with the process of soil erosion? 342 B-6.5 How is water purified? 343 B-6.5 If the amount of plant cover on earth increases, what will happen to the amount of CO2? 344 B-6.6 What is carrying capacity? 37
345 B-6.6 The continuous increase in human population growth causes what kinds of problems? 346 B-6.6 How has agricultural technology helped and hurt the environment? 347 B-6.6 How has Industrial technology helped and hurt the environment? 348 B-6.6 What are renewable resources? Name three. 349 B-6.6 What are non-renewable resources? Name three. 350 B-6.6 As the Earth nears it s carrying capacity, the death rate will increase and birth rate will decrease because of what factors? 351 B-6.6 What are two consequences of deforestation? 352 B-6.6 What natural resources can be used for alternative energy technology? 38