UNIT TEST - I. I. Choose and write the correct letter in the brackets. 3 x 1 = The outermost whorl of the flower consists of...

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1 Rank UNIT TEST - I Name :... Class :... Section :... Roll No :... Marks Time : 30 min. Subject : SCIENCE 4th Class Marks : 25 I. Choose and write the correct letter in the brackets. 3 x 1 = 3 1. The outermost whorl of the flower consists of... ( ) A) sepals B) petals C) stamens 2. We use... to make varnish. ( ) A) gum B) pulp C) resin 3. When a flower is fertilized, the egg cells become... ( ) A) fruits B) new plants C) seeds II. Fill in the blanks. 3 x 1 = 3 1. A complete flower has... parts. 2. Gum is used for making During... plants make food. III. Tick ' ' if True or cross ' ' if False in the brackets. 3 x 1 = 3 1. The stem grows above the soil. ( ) 2. From the dung of cattle, HP gas is produced. ( ) 3. Pollen grain joining with an egg cell is called fertilization. ( ) IV. Match the following. 4 x 1 = 4 1. Oil [ ] a) Pine 2. Paper [ ] b) Mustard 3. Gum [ ] c) Eucalyptus 4. Resin [ ] d) Acacia SCIENCE - 4 UNIT TEST - I 1 U.P.-2

2 V. Answer the following questions. 3 x 4 = What are the functions of the roots? A. 2. What medicines we get from plants? A. 3. Write an activity to show that starch is formed in green leaves. A. SCIENCE - 4 UNIT TEST - I 2 U.P.-2

3 Rank UNIT TEST - II Name :... Class :... Section :... Roll No :... Marks Time : 30 min. Subject : SCIENCE 4th Class Marks : 25 I. Choose and write the correct letter in the brackets. 2 x 1 = 2 1. Plants receive energy from... ( ) A) sunlight B) moonlight C) starlight 2. Plants provide... to animals. ( ) A) carbon dioxide B) oxygen C) hydrogen II. Fill in the blanks. 3 x 1 = is the main source of energy for plants. 2. Every year the forest week is celebrated as are unwanted plants. III. Tick ' ' if True or cross ' ' if False in the brackets. 3 x 1 = 3 1. Animals help in the dispersal of seeds. ( ) 2. Omnivores feed on plants only for their survival and growth. ( ) 3. Hunting and poaching is strictly prohibited in sanctuaries. ( ) IV. Match the following. 4 x 1 = 4 1. Kaziranga National Park [ ] a) Kerala 2. Corbett National Park [ ] b) Gujarat 3. Gir National Park [ ] c) Uttaranchal 4. Periyar Wildlife Sanctuary [ ] d) Assam SCIENCE - 4 UNIT TEST - II 1 U.P.-2

4 V. Answer the following questions in a word or a phrase. 2 x 1 = 2 1. What are sanctuaries and wildlife parks? A. 2. What prevent the healthy growth of useful plants? A. VI. Write a food chain known to you. 1 x 3 = 3 A. VII. Answer the following questions. 2 x 4 = 8 1. What are the uses of plants? A. 2. How do minerals and nutrients help plants? A. SCIENCE - 4 UNIT TEST - II 2 U.P.-2

5 Rank UNIT TEST - III Name :... Class :... Section :... Roll No :... Marks Time : 30 min. Subject : Science 4th Class Marks : 25 I. Choose and write the correct letter in the brackets. 3 x 1 = 3 1. This disease is spread by eating contaminated food... ( ) A) Diarrhoea B) AIDS C) Malaria 2. We should use... bags for shopping. ( ) A) Plastic B) Cloth C) Either A or B improves the taste of the food. ( ) A) Roasting B) Steaming C) Boiling II. Fill in the blanks. 3 x 1 = 3 1. Drinking... affects the nervous system. 2. Nearly... % of our body consists of water. 3. Dysentery is caused through contaminated... III. State 'True ( )' or 'False ( )' in the brackets. 3 x 1 = 3 1. Cholera is an infectious disease. ( ) 2. We must drink at least 2-4 glasses of water daily. ( ) 3. Proteins are the body building foods. ( ) IV. Match the following. 4 x 1 = 4 1. Boiling [ ] a) Puries 2. Baking [ ] b) Chapati 3. Roasting [ ] c) Rice 4. Frying [ ] d) Bread SCIENCE - 4 UNIT TEST - III 1 U.P.-2

6 V. Answer the following questions. 4 x 3 = What are the conditions responsible for food wastage? A.. 2. How is water important for the human body? A.. 3. How is food contaminated? Write any two ways. A.. 4. Write any three safe drinking water habits. A. SCIENCE - 4 UNIT TEST - III 2 U.P.-2

7 Rank UNIT TEST - IV Name :... Class :... Section :... Roll No :... Marks Time : 30 min. Subject : Science 4th Class Marks : 25 I. Choose and write the correct letter in the brackets. 3 x 1 = work on wind energy. ( ) A) Wind mills B) Photovoltaic cells C) Nuclear reactors 2. The wind... the rate of evaporation. ( ) A) Decreases B) Increases C) Doesn't affect 3. Lead acid cell converts chemical energy into... energy. ( ) A) Potential B) Electrical C) Mechanical II. Fill in the blanks. 3 x 1 = 3 1. Work done = Moving air is called never remains the same. III. State 'True ( )' or 'False ( )' in the brackets. 3 x 1 = 3 1. Evaporation is slow on a sunny day. ( ) 2. Windmills are used to produce electricity. ( ) 3. Our clothes dry quickly on a windy day. ( ) IV. Match the following. 4 x 1 = 4 1. Muscular Energy [ ] a) Compressed spring 2. Potential Energy [ ] b) Run ships 3. Kinetic Energy [ ] c) Human being 4. Atomic Energy [ ] d) Flowing water SCIENCE - 4 UNIT TEST - IV 1 U.P.-2

8 V. Answer the following questions. 4 x 3 = State the different forms of energy. A.. 2. What is meant by water cycle? A.. 3. Define the following terms : a) Force b) Work A.. 4. How does the sun affect weather? A.. SCIENCE - 4 UNIT TEST - IV 2 U.P.-2

9 Rank QUARTERLY EXAMINATION Name :... Class :... Section :... Roll No :... Marks Time : 21/2 hrs. Subject : Science 4th Class Marks: 50 Time : 2 hrs. Part - A Marks : 30 I. Answer any five of the following questions. 5 x 3 = Write about the nervous system. 2. What are called joints? How many kinds of joints are there? 3. What are the functions of the skeletal system? 4. What are the excretory organs in our body? What do they excrete? 5. What are the uses of forests? 6. Write an activity to show that roots absorb mineral water from the soil. 7. Write any four functions of the stem. II. Answer any three of the following questions. 3 x 5 = Explain the process of digestion. 2. Write about the circulatory system. 3. What precautions are to be taken for the preservation of forests? 4. What are the uses of animals? 5. Describe the different parts of a flower. SCIENCE - 4 QUARTERLY 1 U.P.-2

10 Time : 30 min. Part - B Marks : 20 I. Choose and write the correct letter in the brackets. 5 x 1 = form the skeletal system. ( ) A) Kidneys B) Lungs C) Bones 2. Paper is made from the pulp of... tree. ( ) A) Rubber B) Bamboo C) Acacia 3. Blood is purified by... ( ) A) Kidneys B) Lungs C) Intestines 4. When the pollen grain falls on a stigma, the process is known as... ( ) A) Fertilization B) Pollination C) Reproduction 5. This system separates undigested food as faecal matter. ( ) A) Digestive system B) Excretory system C) Respiratory system II. Fill in the blanks. 5 x 1 = 5 1. We use... to make tyres, tubes and erasers. 2. The "electric wires" of our body are The main part of the circulatory system is The part of the plant under the soil is is a set of organs in the body with a common function. III. State 'True ( )' or 'False ( )' in the brackets. 5 x 1 = 5 1. The food remains in the stomach for about 10 hours. ( ) 2. The skull has movable joints. ( ) 3. Animals help in the dispersal of seeds. ( ) 4. From the dung of cattle, HP gas is produced. ( ) 5. Oxygen is absorbed by the plants during photosynthesis. ( ) IV. Match the following. 5 x 1 = 5 1. Roots [ ] a) Prepare food 2. Stem [ ] b) Reproduction 3. Leaves [ ] c) Hold the plant firmly in the soil 4. Flowers [ ] d) Seeds 5. Fruits [ ] e) Carries food materials to other plant parts. SCIENCE - 4 QUARTERLY 2 U.P.-2

11 Rank HALF-YEARLY EXAMINATION Name :... Class :... Section :... Roll No :... Marks Time : 21/2 hrs. Subject : Science 4th Class Marks: 50 Time : 2 hrs. Part - A Marks : 30 I. Answer any five of the following questions. 5 x 3 = Write any four safe drinking water habits. 2. What are the conditions responsible for food wastage? 3. Describe the different methods of cooking. 4. What are called joints? How many kinds of joints are there? 5. What are the uses of forests? 6. How is water contaminated? 7. Write about the Nervous system. II. Answer any three of the following questions. 3 x 5 = What are the differences between solids, liquids and gases? 2. Write about Rural Sanitation. 3. Explain the different kinds of foods. 4. What do you know about the respiratory system? 5. What are the functions of the leaves? SCIENCE - 4 HALFYEARLY 1 U.P.-2

12 Time : 30 min. Part - B Marks : 20 I. Choose and write the correct letter in the brackets. 5 x 1 = 5 1. Gold is... ( ) A) Brittle B) Malleable C) Ductile 2. This is a water borne disease... ( ) A) Typhoid B) Flu C) Malaria 3. Wax dissolves in... ( ) A) Kerosene B) Water C) Milk 4. Wood of the sandalwood tree is carved to make... ( ) A) Decorative wooden articles B) Rulers C) Match-sticks 5. In a salt solution, the solvent is... ( ) A) Salt B) Water C) None II. Fill in the blanks. 5 x 1 = 5 1. Diseases are caused by Matter is made up of The skeletal system is made up of... bones are unwanted plants. 5. The leaves are green due to the presence of... III. State 'True ( )' or 'False ( )' in the brackets. 5 x 1 = 5 1. Carbon dioxide dissolves in water. ( ) 2. Chimneys should be built shorter in height. ( ) 3. Boiling is the best method of purifying water. ( ) 4. Insecticides and pesticides are chemical substances. ( ) 5. Fruits help the plants to reproduce. ( ) IV. Match the following. 5 x 1 = 5 1. Oil [ ] a) Pine 2. Paper [ ] b) Mustard 3. Gum [ ] c) Cinchona 4. Resin [ ] d) Eucalyptus 5. Quinine [ ] e) Acacia SCIENCE - 4 HALFYEARLY 2 U.P.-2

13 Rank ANNUAL EXAMINATION Name :... Class :... Section :... Roll No :... Marks Time : 21/2 hrs. Subject : Science 4th Class Marks: 100 Time : 2 hrs. Part - A Marks : 70 I. Answer the following questions. 10 x 4 = What is called a solar system? Name the nine planets. 2. What are constellations? Give examples. 3. How is soil formed? 4. Which animals live in the soil? 5. State the different forms of energy. 6. Write any four safe drinking water habits. 7. What are the conditions responsible for food wastage? 8. Explain the different layers in the soil. 9. What are the functions of the skeletal system? 10. Write any four functions of the stem. II. Answer any five questions. 5 x 6 = What are the uses of animals? 2. Write any four steps to preserve the food items. 3. State the properties of gases. 4. What is wind? Explain sea breeze and land breeze. 5. Describe the kinds of soils. 6. What is a satellite? Mention the satellites launched by India. What are the uses of satellites? SCIENCE - 4 ANNUAL 1 U.P.-2

14 SCIENCE - 4 ANNUAL 2 U.P.-2

15 Time : 30 min. Part - B Marks : 30 I. Choose and write the correct letter in the brackets. 10 x 1 = Earth takes... days to orbit the sun. ( ) A) 365 1/4 B) 225 C) does not hold water. ( ) A) Gravel B) Clay C) Loam 3. At night the land cools... than water. ( ) A) Slower B) Faster C) Very slower work on wind energy. ( ) A) Wind mills B) Photovoltaic cells C) Nuclear reactors 5. The pole star is located to the... of Saptarishi ( ) A) East B) South C) North 6. Which of the following gases is inflammable?... ( ) A) Oxygen B) Carbon dioxide C) Hydrogen 7. This disease is spread by eating contaminated food... ( ) A) Diarrhoea B) AIDS C) Malaria 8. We should use... bags for shopping. ( ) A) Plastic B) Cloth C) Either A or B 9. Which of the following is a part of digestive system?... ( ) A) Wind-pipe B) Heart C) Oesophagus 10. When a flower is fertilized, the egg cells become... ( ) A) Fruits B) New plants C) Seeds II. Fill in the blanks. 10 x 1 = and... are obtained from beehives. 2. Plants provide... for animals. 3. Each planet revolves around the sun in a fixed Top soil mainly contains The first telescope was developed and used by... SCIENCE - 4 ANNUAL 3 U.P.-2

16 6. The... is the chief source of light and heat. 7. Work done = Petrol, diesel and kerosene are... liquids. 9. Diseases are caused by Nearly... % of our body consists of water. III. State 'True ( )' or 'False ( )' in the brackets. 5 x 1 = 5 1. Russians launched Sputnik 1 on 4th October, ( ) 2. Farming on hill slopes is called mixed farming. ( ) 3. A radio converts electrical energy into sound energy. ( ) 4. Cholera is an infectious disease. ( ) 5. Urine is a liquid that comes out of our skin. ( ) IV. Match the following. 5 x 1 = 5 1. Mercury [ ] a) One moon 2. Venus [ ] b) Red in colour 3. Earth [ ] c) Morning Star 4. Mars [ ] d) 16 moons 5. Jupiter [ ] e) Hottest planet SCIENCE - 4 ANNUAL 4 U.P.-2