SENIOR four. Biology PAPER 1. Exam 6. For consultation Call Our country, our future. 2 hours. INSTRUCTIONS TO CANDIDATES:
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1 Our country, our future NAME:... STREAM SENIOR four 553/1 Biology PAPER 1 Exam 6 For consultation Call hours. INSTRUCTIONS TO CANDIDATES: Answer all questions in sections A and B PLUS only one question in section C Answer section A by encircling the most correct alternative, answers to Section B in the space provided and answers for section C in the answer sheets provided. 1 more exams? Digitalteachers.co.ug Consultation?
2 For Examiner s Use Only Section Marks Examiner s Signature A B C TOTAL SECTION A 1.In the classification of organisms which of the following is the correct hierarchy of the taxonomic groups? A. family genuskingdom class order phylum B. family genus order phylum kingdom class C genus family order class phylum kingdom D kingdom genus phylum order family class 2. Which one of the following fruits has parietal placentation? A. Pawpaw. B. Red pepper. C. Lemon D. pineapple 2 more exams? Digitalteachers.co.ug Consultation?
3 3. Which of the following tissues transports manufactured food? A. cortex B. Cambium C. xylem D. phloem 4. Which one of the following has scale leaves? A. Cassava B. irish potato C. carrot D. Onion 5. In flowering plants, onion leaves are modified for A. reproduction B. protection C. storage D. climbing 6.Which of the following is a set of characteristics common to all Arthropods? A. Segmented body, 3pairs of legs, 3 body divisions. B. Segmented body, jointed legs, jointed antennae. C Segmented body, jointed appendages, exoskeleton. D Segmented body, jointed legs, mandibular mouth parts. 7.Which of the following suits an antelope? A. Class Amphibia B. Class Mammalia C. Class Reptilia D. Class Aves. 8. Which one of the following has fur? A. Fish B. Amphibian. C. Reptile. D. Mammals. 9. A collection of flowers on the same axis is A. A simple flower B. An inflorescence C. Syncarpous pistil D. Apocarpous pistil 10. Which of the following flowering plants has tendrils? A. Pumpkin B. Cassava C.Maize D. Cassia 3 more exams? Digitalteachers.co.ug Consultation?
4 11. To which of the following does the star fish belong? A. Chordata. B. Nematoda. C. Echinodermata. D. Coelenterata 12. Which of the following fruits is an example of a drupe? A. Tridax B. tomato C. passion fruit D. avocado 13. Which part of the flowering plant is represented in the figure below? A. Dicot root B. Dicot stem C. monocot stem D. monocot root 14. Which of the following is not a plant organ? A. xylem vessel B. tap root C. flower D. foliage leaf 15. The essential parts of the flower are; A. calyx and sepals B. gynoecium and androecium C. ovary and stigma D. corolla and filament 16. Which of the following does not require a circulatory system? A. frog B. earth worm C. Amoeba D. snail 17. Which of the following features differentiates a housefly from spider? A. segmented body B. jointed legs C. number of body parts D. possession of exoskeleton 18. Which of the following plant organs can be used in vegetative reproduction? A. stem tuber of Irish potato B. root tuber of cassava C. tap root of carrot D. leaves of onion 19. Which one of the following types of fruits is a pineapple? A. aggregate fruit B. multiple fruit C. indehiscent fruit D. Berry 20. Which of the following plant organs has a scattered arrangement of vascular bundles? A. root of monocotyledonous plant B. stem of monocotyledonous plant C. stem of dicotyledonous plants D. root of dicotyledonous 21. The type of roots labeled Z in the figure below are called 4 more exams? Digitalteachers.co.ug Consultation?
5 A. Prop roots B. lateral roots. C. adventitious roots D. clasping roots 22. Which of the following are characteristics of insect pollinated flowers? A. feathery stigma, light pollen grains. B. sticky stigma, heavy pollen grains. C. Light pollen grain, dull coloured petals. D. long filaments, much pollen grains 23. The part of the microscope used to make the image clear is the A. objective lens. B. eye piece. C. coarse adjustment.d. fine adjustment 24. The main function of buttress roots is to A. provide additional support. B. store food for the plant C. enable food plant to clasp firmly on to the others. C. store water for the plant 25. Which one of the following occurs in a flower after fertilization? A. petals, stigma and style remain. B. ovary, petals and sepals dry and fall off. C. ovary develops into seed coat. D. ovules develop into seeds. 26. Which of the following are not social insects? A. ants B. butter flies C. termites D. Bees 27. Which one of the following organisms has the largest surface area to volume ratio? A. bat B. frog C. amoeba D. cockroach 28. Which one of the structures of the dicotyledonous seed is correctly matched with it s function? 5 more exams? Digitalteachers.co.ug Consultation?
6 Structure function A. Micropyle protection B. Radicle develops into shoot C. Testa Allows in air D. Cotyledonous Store food 29. Which one of the following cell structure is possessed by both animal and plant cells? A. chloroplasts B. cell wall C. cell membrane D. flagellum 30. Which of the following sets of characteristics of leaves enables them to absorb maximum sunlight? A. broad lamina, tightly packed palisade cells B. being thin and has numerous stomata C. Has numerous stomata and waxy cuticle D. Being thin, large intracellular spaces. SECTION B (answer in the spaces provided) 31.a) Draw and Label the diagram of the longitudinal section of a bean fruit.(05marks) 6 more exams? Digitalteachers.co.ug Consultation?
7 b) Give five characteristics of wind pollinated flowers. (05marks) i. ii. iii. iv. v. c) Give five characteristics of insect pollinated flowers. (05marks) i. ii. iii. iv. v. 32a) You are given an organism with two names; PeriplanetaamericanaWhich of the two names is the: i) Genusname? ii) Species name?... (02marks) b) Write down the scientific name of man. (01mark)... c) Mention 7 Phyla found in the Kingdom A d) e) 7 more exams? Digitalteachers.co.ug Consultation?
8 f) nimalia. (031/2marks) i) ii) iii) iv) v) vi) vii) g) List down the seven taxa or groups used in classification of living organisms from the largest to the smallest group. (031/2marks) SECTION C (Attempt any 1 question from this section) 33 a) Define the term autotrophic nutrition? (01marks) b) Briefly describe the types of autotrophic nutrition and give examples of organisms in each case. (05marks) c) Giving examples in each case define the following terms. (09marks) i) Herbivores. ii) Carnivores. iii) Saprophytes. 8 more exams? Digitalteachers.co.ug Consultation?
9 34a) Briefly describe the different types of carbohydrates and each case give examples. (10mks) b) Give any 5 functions of proteins in the human body. (05marks) END Merry x-mass and a happy new year! 9 more exams? Digitalteachers.co.ug Consultation?
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