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Integrated Science
1. Question

Excretion is best defined as:

2. Question

Veins have valves because

3. Question

Transpiration is:

4. Question

All gas exchange surfaces in vertebrate animals have:

5. Question

Which one of the following lists only differences between aerobic respiration and anaerobic respiration?

6. Question

Water passes out of leaves through the:

7. Question

Which one of the following comparisons of inhaled and exhaled air is correct?

8. Question

Photosynthesis is important because:

9. Question

Which one of the following is correct. When we digest our food:

10. Question

When carbon dioxide gas passes through limewater, the limewater:

11. Question

The workplace should be:

12. Question

Which of the following tests describes the test for glucose?

13. Question

The density of seawater is:

14. Question

In the eye, rays of light are focussed on the retina by being refracted at:

15. Question

Each of the features of our bodies is controlled by a:

16. Question

The particles in a liquid:

17. Question

Which statement is not true of sperm and ova?

18. Question

Sea breezes result because:

19. Question

When we sweat, we lose heat because:

20. Question

Hormonal methods of contraception work by:

21. Question

Tooth decay can be caused by:

22. Question

The blood cells that engulf invading microorganisms are:

23. Question

Which of the following statements about anaerobic respiration is true?

24. Question

Demersals are fish that are found:

25. Question

When we are too hot, more blood flows through the capillaries near the surface of the skin. This helps us to cool down because the blood loses heat by:

26. Question

When focussing on distant objects:

27. Question

Overfishing means:

28. Question

The wall of the heart is made of:

29. Question

Absolute zero is:

30. Question

A person of blood group AB has:

31. Question

Why is testing a leaf for starch a reliable indication that photosynthesis has taken place?

32. Question

Urea is made from surplus proteins in:

33. Question

Measuring plant growth by measuring height is convenient, but inaccurate because:

34. Question

Water reabsorption is controlled by:

35. Question

We lose water mainly in:

36. Question

Many leaves are adapted to photosynthesise effectively by having:

37. Question

When something gets hotter, the particles in it gain more:

38. Question

Which one of the following pairs of definitions is correct?

39. Question

In a simple reflex action:

40. Question

Some plants reproduce by forming bulbs. The new plants that grow from the bulbs will be genetically identical
because:

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40 Question
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CSEC Subjects
Biology
Chemistry
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Integrated Science
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Chemistry Unit 1