BIO 101 CBT PRACTICE TEST

1. The process whereby stretches of Dna are copied into the related nucleic acid RNA is called

2. The following are functions of leucoplasts except

3. The process by which nervous system converts stimuli into electrical impulses is

4. Which of the following statements is true about the cell membrane.

5. The principal means of passive transport in cell membrane is?

6. One of the following is not true about a chromosome

7. Ribosomes are found in groups called

8. The vascular tissue which function for the conduction of water and mineral salt upward from root to leaves of plant is?

9. Series of membrane bound channels involved in the synthesis and transport of materials, mainly lipids are?

10. The following will affect the rate of diffusion of a molecule except

11. Which of these is concerned with the clotting of blood?

12. The difference between diffusion and osmosis is?

13. The respiratory system in Amoeba, tapeworm and arthropods are _______

14. In the centromere, a distant point of attachment for fibers that make up the mitotic and meiotic spindle apparatus is called?

15. Photosynthesis requires two stages namely

16. The term cell was coined by

17. One of the following is true about DNA

18. _______ is the physical differences observed between individuals

19. Which of this is an organ

20. A pair of short microtubules involved in cell division is called

21. The following are characteristics of eukaryotic cells except

22. The type of cell division that enhances growth and development is

23. Which of the following statements is true about the vacuole

24. Phosphorylation is the _______

25. Osmosis occurs through a semi-____________ membrane

26. The region where exchange of genetic material occur in the chromosome is

27. Carotenoids are divided into

28. White blood cells is mainly responsible for?

29. The following are characteristics of prokaryotic cells except

30. When a plant with white seed coats was crossed with gray seed coats; the resulting f1 plants yielded grey seed coats. This is an example of

31. One of the following is true about endocytosis

32. Endocytosis is an example of

33. Enzymes of the lysosome work optimally at a ph of?

34. The lysosome is formed from the

35. The length of the mitochondrion is

36. Kreb’s cycle and glycolysis occur in the _______ and _______ respectively

37. Blood is a

38. Hereditary material are carried on

39. At metaphase, chromosomes are individually arranged on the

40. The features of discrete variations are clearly