- A LEVEL PAST PAPERS FOR UNEB
- UGANDA NATIONAL EXAMINATION BOARD PAST PAPER BIOLOGY 2001
- UGANDA NATIONAL EXAMINATION BOARD PAST PAPER FOR O LEVEL BIOLOGY
- UGANDA NATIONAL EXAMINATION BOARD PASTPAPER 2003
- UGANDA NATIONAL EXAMINATION BOARD PASTPAPER 2004
- UGANDA NATIONAL EXAMINATION BOARD PASTPAPER 2005
- UGANDA NATIONAL EXAMINATION BOARD PASTPAPER 2006
- UGANDA NATIONAL EXAMINATION BOARD PASTPAPER 2007
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- FIND ALL PAST PAPERS FOR UNEB AND ANSWERS FOR O LEVEL
- UGANDA NATIONAL EXAMINATION BOARD BIOLOGY PAST PAPER 2002
- UGANDA NATIONAL EXAMINATION BOARD BIOLOGY PAST PAPER 2005
- UGANDA NATIONAL EXAMINATION BOARD BIOLOGY PAST PAPER 2006
- UGANDA NATIONAL EXAMINATION BOARD BIOLOGY PAST PAPERS 2008
- UGANDA NATIONAL EXAMINATION BOARD BIOLOGY PASTPAPER 1999
- UGANDA NATIONAL EXAMINATION BOARD BIOLOGY PASTPAPER 2003
- UGANDA NATIONAL EXAMINATION BOARD BIOLOGY PASTPAPER 2007
POPULAR QUESTIONS AND ANSWERS
- (a) Describe causes and effects of water pollution. (10mks)
- (b) Describe the various control measures for water borne diseases. (10mks)
- (a) Explain the roles of the mammalian placenta. (7 mks)
- (i) Blood has two broad functions namely protective and transport. Describe how the blood protects the body. (4 marks)
- (ii) Describe the structural adaptation of the mammalian heart to its function. (16 marks)
- (i) Describe epigeal germination of a seed [ 6 marks ]
- (ii) In a tabular form, state three differences between epigeal germination and hypogeal germination [ 3 marks ]
- (b) (i) What is seed dormancy? [2 marks ]
TOPICAL QUESTIONS AND ANSWERS
- DESCRIBE CAUSES AND EFFECTS OF WATER POLLUTION. (10MKS)
- (B) DESCRIBE THE VARIOUS CONTROL MEASURES FOR WATER BORNE DISEASES (10MKS)
- A) DESCRIBE THE PROCESS OF FERTILIZATION IN FLOWERING PLANT. (15 MKS)
- B) STATE THE CHANGES THAT TAKE PLACE IN A FLOWER AFTER FERTILIZATION. (5 MKS)
- A) EXPLAIN THE FACTORS THAT AFFECT THE RATE OF TRANSPIRATION IN PLANTS. (12 mks)
- B) DESCRIBE DIFFERENT WAYS IN WHICH PLANTS RESPOND TO DIFFERENT STIMULI. (8 mks)
- A) GIVE THE FUNCTIONS OF THE SKIN IN ORGANISMS. (6 MKS)
- B) HOW IS THE MAMMALIAN SKIN MODIFIED TO ENABLE IT PERFORM ITS FUNCTIONS? (14MKS)
- a) i) Define the term organic evolution. (2mks)
- ii) Distinguish between homologous and analogous structures. (2mks)
- iii) Discuss the various evidences of organic evolution. (16mks)
- a) Name three supportive tissues in woody plants. (3 marks)
- b) State three functions of the endoskeleton. (3 marks)
- c) Explain how the girdles are adapted to their functions. (14 marks)
- a) What is natural selection? ( (2 mks)
- b) Discuss three examples of natural selection in action
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- a)Describe mitosis and its importance.
- About
- ADAPTATIONS OF THE RESPIRATORY SYSTEM TO GASEOUS EXCHANGE (20 mks)
- DESCRIBE THE ROLE OF HORMONES IN THE FEMALE MENSTRUAL CYCLE (20MKS)
- Describe the role of hormones in the mammalian female reproductive cycle. (20 marks)
- ECOLOGY
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- Discuss the various evidence of organic evolution
- Enzymes
- Evolution
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- EXCRETION
- EXCRETION.
- BIOLOGY
- BIOLOGY PAPER 1 THEORY TIME: 2½ HOURS
- UNNASE MOCK 2010 553/1 BIOLOGY
- BIOLOGY QUESTIONS AND ANSWERS
- BIOLOGY-QUESTIONS-AND-ANSWERS-FOR-O-AND-A-LEVEL
- CELLULOSE DIGESTION
- Descrbe the process that take place.in. the light Stage of photosynthesis.
- DESCRIBE CAUSES AND METHODS OF CONTROLLING WATER POLLUTION. (20 MKS)
- DESCRIBE HOW HUMAN MALE REPRODUCTIVE SYSTEM IS ADAPTED TO PERFORM ITS FUNCTIONS (20MKS)
- Describe how seeds and fruits are suited to their modes of dispersal. (20marks)
- Describe how water moves from the soil into the root through the stem then into the leaf to the Atmosphere.(17mks)
- (b) State three mechanisms by which manufactured food is translocated in plants
- Describe how xerophytic plants are structurally adapted to their habitat. (20 marks)
- Describe the adaptations of the ileum to its function (20 marks)
- DESCRIBE THE DIGESTION OF A BUTTERED PIECE OF BREAD FROM THE TIME IT IS INGESTED UNTIL IT IS ABSORBED IN THE BODY. (20MKS)
- DESCRIBE THE FUNCTIONS OF THE PARTS OF A MAMMALIAN SKIN. (20 MKS)
- Describe the mechanisms of breathing in and out in mammals
- Describe the process by which tissue fluid and lymph are formed?
- Describe the process of digestion of food from the mouth to the stomach The mouth
- Describe the process of DNA replication in. Prokaryotes
- Describe the process of translation, leading to polypeptide formation
- EXPLAIN FIVE ABIOTIC FACTORS THAT AFFECT THE ECOSYSTEM (20M]
- EXPLAIN HOW ABIOTIC FACTORS AFFECT PLANTS. (20MKS)
- EXPLAIN HOW THE MAMMALIAN HEART IS ADAPTED TO PERFORM ITS FUNCTION. (20MKS)
- Explain the different evidences of evolution
- GASEOUS EXCHANGE AND RESPIRATION
- Gaseous exchange in a bony fish
- UNNASE UCE MOCK EXAMINATIONS 2010 BIOLOGY PRACTICAL PAPER 2 – 553/2
- What are the Characteristics of Impulses
- What is the Difference Between Co-dominance and Incomplete Dominance
- What is the role of meiosis to animals and plants?
Growth and differentiation in plants
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