Carib Quiz - Biology
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Biology
1. Question

Which of the following is NOT found dissolved in plasma?

2. Question

The wall of the left ventricle is thicker than that of the right ventricle because:

3. Question

Most plant and animal cells contain:

4. Question

Vaccination causes a person′s immune system to produce:

5. Question

Anaerobic respiration takes place:

6. Question

Plant stems grow towards a light source.This is an example of:

7. Question

A lack of vitamin D in the diet causes:

8. Question

Which one of the following is the best way to measure growth of an organism?

9. Question

Plants make growth movements in response to all of the following stimuli EXCEPT for:

10. Question

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

11. Question

All of the following have endoskeletons EXCEPT for:

12. Question

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

13. Question

Which of the following does NOT play a role in evolutionary change?

14. Question

In an ecosystem a population is:

15. Question

An example of an air pollutant is:

16. Question

Which one of the following foods contains the most energy per 100 g?

17. Question

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

18. Question

AIDS is a killer disease because:

19. Question


The animals shown in the diagram were identified using a dichotomous key based on the visible characteristics listed below:
Ⅰ body shape
Ⅱ number of legs
Ⅲ number of wings
Ⅳ number of eyes
Ⅴ number of antennae
Which characteristics could be used to divide the animals into two groups?

20. Question

Asexual reproduction produces:

21. Question

Decomposers are important in the process of decay because:

22. Question

The optimum pH for most enzyme action is:

23. Question

In hot conditions the surface blood vessels in the skin undergo vasodilation. This allows:

24. Question

All of the following are features of a gas exchange surface EXCEPT for:

25. Question

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

26. Question

A balanced diet is one which:

27. Question


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

28. Question

All of the following are organelles EXCEPT for:

29. Question

The scientific name of an organism is derived from its:

30. Question

Vegetables like cauliflower, cabbage and broccoli have been bred from the original wild brassica plant by:

31. Question

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

32. Question

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

33. Question

Which one of the following factors does NOT affect the rate of transpiration?

34. Question

A typical soil contains mineral particles, humus, water, air and:

35. Question

Which one of the following is NOT a harmful effect of smoking?

36. Question

Which one of the following is NOT a reflex action?

37. Question

Which of the following substances contains the elements carbon, hydrogen, oxygen and nitrogen?
Ⅰ DNA
Ⅱ carbohydrates
Ⅲ lipids
Ⅳ proteins

38. 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:

39. Question

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

40. Question

Which of the following are natural barriers to infection?
Ⅰ tears
Ⅱ skin
Ⅲ stomach acid
Ⅳ mucus

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