Carib Quiz - Biology
1. Question

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

2. Question

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

3. Question

Enzymes are called biological catalysts because they:

4. Question

Which one of the following is NOT a receptor in the body?

5. Question

Which one of the following structures is responsible for controlling entry and exit of materials into and out of the cell?

6. Question

Osmosis is:

7. Question

Water is lost from the body in:

8. Question

Which of one the following statements about phloem cells is NOT true?

9. Question

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

10. Question

Which of the following statements about aerobic respiration is correct?

11. Question

Which one of the following is NOT an inherited disorder?

12. Question

In a plant cell, turgor is caused by:

13. Question

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

14. Question

Which one of the following diagrams illustrates short-sightedness?

(F = Focal point)

15. Question

The aim of the experiment shown above was to find out if:

16. Question

In order to carry out photosynthesis, a plant needs:

17. Question

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

18. Question

Crossing two brown mice produced an offspring with a black coat.Which of the following statements MUST be correct?
Ⅰ Brown coat is dominant to black.
Ⅱ The brown mice were heterozygous for coat colour.
Ⅲ The black mouse was homozygous for coat colour.
Ⅳ Crossing a black mouse with another black mouse could produce a brown offspring.

19. Question

Which of the following are advantages of asexual reproduction in a flowering plant?
Ⅰ Large numbers of offspring are rapidly produced.
Ⅱ Favourable genotypes are maintained from one generation to the next.
Ⅲ The plant does not need to rely on wind or insects for pollination.
Ⅳ Several identical individuals grow close together.

20. Question

The following diagram shows a model used to show how breathing movements take place:

Which part of the model represents the diaphragm?

21. Question

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

22. Question

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

23. Question

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

24. Question

A relationship between two organisms where one organism derives benefits from the relationship and the other organism derives no benefit, but is not harmed, is called:

25. Question

Leaves are thin and flat:

26. Question

An enzyme which has an optimum pH of 3 will function best in the:

27. 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?

28. Question

75 g of freshly dug soil was placed in an oven at 105 ℃ for 24 hours. It was allowed to cool, then reweighed. If the final mass of the dry soil was 66 g, what was the % water content of the original soil sample?

29. Question

All of the following are components of an ecosystem EXCEPT for:

30. Question

Which of the following statements about photosynthesis is NOT true?

31. Question

Seeds are dispersed from the parent plant:

32. Question

Which of the following conditions is NOT caused by a poor diet?

33. Question

Proteins are:

34. Question

An alternate form of a gene is called an:

35. Question

Cells become specialised to carry out different roles.This process is called:

36. Question

The chemicals that make up the bodies of animals and plants are called:

37. Question

Malaria is spread by:

38. Question

Which one of the following chemicals is used to test for starch?

39. Question

The correct pathway of water through a plant is:

40. Question

Genetic engineering involves:

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40 Question
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CSEC Subjects
English A
Information Technology
Integrated Science
Social Studies
CAPE Subjects
Chemistry Unit 1