31. DNA in eukaryotic cells is contained in the
- A. central vacuole
- B. nucleus
- C. lysosome
- D. golgi body
32. A man who is heterozygous for the disease haemophilia marries a woman who is double recessive for haemophilia. What percentage of their offspring would have the disease?
- A. 0%
- B. 25%
- C. 50%
- D. 75%
33. Cytokinesis of mitosis is a process that ensures that
- A. each daughter cell gets the necessary organelles
- B. there is distribution of a complete set of genes into each daughter cell
- C. daughter cell inherit new genetic combinations
- D. worn out organelles are excluded from daughter cells
34. An animal which is active during the day is known as a
- A. nocturnal animal
- B. diurnal animal
- C. terrestrial animal
- D. homortacmic animal
35. Evidence of evolution include the following except
- A. fossil records
- B. comparative anatomy
- C. mutation of genes
- D. geographical distribution of organisms
36.
Use the diagram to answer the question. The diagram shows that the organisms are
- A. hermaphrodite
- B. viviparous
- C. oviparous
- D. ovoviparous
37.
Use the diagram to answer the question. The breeding posture illustrated in the diagram is knows as
- A. mating
- B. amplexus
- C. courtship display
- D. reproductive swimming
38. An accurate identification of a rapist can be carried out by conducting
- A. RNA analysis
- B. DNA analysis
- C. blood group test
- D. behavioural tests
39. A boy who is fond of swimming in a pond finds himself passing urine with traces of blood. He is like to have contracted?
- A. schistosomiasis
- B. onchocerciasis
- C. poliomyelitis
- D. salmonellosis
40. The flippers of a whale and the fins of a fish are examples of
- A. divergent evolution
- B. co-evolution
- C. continuous variation
- D. convergent evolution
