Meiosis differs from mitosis in that meiosis

does not involve DNA replication

Energy transfer from one trophic level to the next is inefficient mainly because

much energy is lost as heat during respiration

organisms do not eat one another

decomposers remove all the energy

Joint Admissions and Matriculation Board

JAMB UTME · Biology

40 exam-style questions, written to the Joint Admissions and Matriculation Board format and free to read. The answers are here too — what they do not tell you is how many you would get right with a clock running.

Sit this paper timed All JAMB UTME papers

1. The region of a root where cell division is most active is the

1. The region of a root where cell division is most active is the

2. Which structure is present in a plant cell but absent in an animal cell?

3. The organelle responsible for the release of energy in a cell is the

4. In a food chain, green plants are referred to as

5. Meiosis differs from mitosis in that meiosis

6. A man of blood genotype AS marries a woman of genotype AS. The probability that a child will have sickle cell disease is

7. The relationship between a tick and a dog is an example of

8. Energy transfer from one trophic level to the next is inefficient mainly because

9. The role played by bacteria and fungi in an ecosystem is that of

10. The type of joint found at the elbow is a

11. The hormone that lowers blood glucose level is

12. The gaseous exchange surface in the human lung is the

13. Which vitamin deficiency causes rickets in children?

14. The basic unit of classification of living organisms is the

15. The enzyme in saliva that acts on starch is

16. The tissue that transports manufactured food in flowering plants is the

17. The main nitrogenous waste product excreted by mammals is

18. The raw materials for photosynthesis are

19. A xerophyte is a plant adapted to survive in

20. Which agent of pollination is associated with flowers that are large, brightly coloured and scented?

21. The blood vessel that carries oxygenated blood from the lungs to the heart is the

22. The process by which nitrogen gas is converted into nitrates in the soil is called

23. Organisms that lack a true nucleus are classified as

24. The functional unit of the kidney is the

25. The part of a leaf where most photosynthesis occurs is the

26. Which of the following is an example of continuous variation in humans?

27. Darwin's theory of evolution is based on

28. A reflex action is best described as

29. Deficiency of thyroxine in an adult results in

30. Sickle cell anaemia is caused by

31. The part of the brain that controls balance and coordination of movement is the

32. Which blood group is described as the universal donor?

33. A cross between two heterozygous tall pea plants (Tt × Tt) gives a phenotypic ratio of

34. The end product of carbohydrate digestion is

35. Fertilisation in humans normally takes place in the

36. Which of the following diseases is caused by a virus?

37. Malaria is transmitted by the bite of the

38. Anaerobic respiration in muscle cells produces

39. In flowering plants, the transfer of pollen from anther to stigma is called

40. Protein synthesis in a cell takes place at the

Reading these is not the same as sitting them.