Carib Quiz - Biology
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Biology
1. Question

Which one of the following taxonomic groups contains the greatest number of organisms?

2. Question

The main taxonomic groups in order, starting with the largest, are:

3. Question

A cell in an embryo divides by mitosis three times in succession. How many cells will be formed from these divisions?

4. Question

In pea plant size, tall is dominant to dwarf.You cannot tell whether a tall plant is homozygous (TT) or heterozygous (Tt).To find its genotype you perform a test cross.This involves:

5. Question

All of the following can affect the size of a population EXCEPT for:

6. Question

Which of the following statements about photosynthesis is NOT true?

7. Question

Which of the following is NOT a way in which infectious diseases can be transmitted?

8. Question

In a food chain a plant is a producer because it produces:

9. Question

Which one of the following is NOT a reflex action?

10. Question

The part of the brain that processes information from the sense organs is the:

11. Question

In order to carry out photosynthesis, a plant needs:

12. Question

Which of the following statements about aerobic respiration is correct?

13. Question

In a plant, water and dissolved minerals are transported in the:

14. Question

Which of the following statements about diffusion is NOT true?

15. Question

The correct pathway of water through a plant is:

16. Question

Malaria is spread by:

17. Question

The following are all minerals EXCEPT for:

18. Question

Single-celled organisms do not need a transport system because:

19. Question

Which one of the following is NOT an inherited disorder?

20. Question

A lack of vitamin D in the diet causes:

21. Question

Enzymes catalyse specific reactions by having an active site where the substrate fits.This theory is called:

22. Question

When a person who has diabetes injects himself with insulin it:

23. Question

All of the following processes result in energy loss from an ecosystem EXCEPT for:

24. Question

Which of the following routes taken by blood in the body is correct?

25. Question

A species of mouse has 32 chromosomes in its muscle cells.What will be the numbers of chromosomes in the mouse′s skin cells and sperm cells?

26. Question

A balanced diet is one which:

27. Question

The optimum pH for most enzyme action is:

28. Question

In the diagram of a section through a synovial joint, the part labelled X represents the:

29. Question

A collection of several tissues which carry out a particular function is called:

30. Question

Enzymes are called biological catalysts because they:

31. Question


The main site of action of ADH (antidiuretic hormone).

32. Question

Genetic engineering involves:

33. Question

An example of an air pollutant is:

34. Question

Which one of the following is a biological component of a pond ecosystem?

35. Question

All of the following are organelles EXCEPT for:

36. Question

A student observed a plant cell through a microscope and made an accurate drawing of the cell. If her drawing was 80 mm in diameter and had a magnification of ×2000, what was the real diameter of the cell?

37. Question

Most plant and animal cells contain:

38. Question

Which one of the following diagrams illustrates short-sightedness?

(F = Focal point)

39. Question


The site of reabsorption of MOST of the water from the filtrate.

40. Question

Plants lose water through their leaves by the process of:

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Chemistry Unit 1