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Integrated Science
1. Question

Which of the following properties of water is not important to the survival of living things?

2. Question

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

3. Question

Breathing in fish involves which two processes?

4. Question

Absolute zero is:

5. Question

Which of the following nutrients is/are digested in the stomach?

6. Question

Some foods contain flavour enhancers. These food additives:

7. Question

Photosynthesis is important because:

8. Question

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

9. Question

Which of the following are all deficiency diseases?

10. Question

The blood cells that engulf invading microorganisms are:

11. Question

The density of seawater is:

12. Question

Which of the following statements about anaerobic respiration is true?

13. Question

The particles in a liquid:

14. Question

The point where two neurones connect is called:

15. Question

Overfishing means:

16. Question

Transpiration is:

17. Question

When carbon dioxide gas passes through limewater, the limewater:

18. Question

Many leaves are adapted to photosynthesise effectively by having:

19. Question

We do not see an object if rays of light from it are focussed on the blind spot because:

20. Question

All gas exchange surfaces in vertebrate animals have:

21. Question

Atherosclerosis is a process in which:

22. Question

Excretion is best defined as:

23. Question

Demersals are fish that are found:

24. Question

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

25. Question

Which statement is not true of sperm and ova?

26. Question

Which one of the following best compares the eye and a camera?

27. Question

Sea breezes result because:

28. Question

When we sweat, we lose heat because:

29. Question

The wall of the heart is made of:

30. Question

Water reabsorption is controlled by:

31. Question

Urea is made from surplus proteins in:

32. Question

Three factors that increase the risk of coronary heart disease are:

33. Question

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

34. Question

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

35. Question

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

36. Question

Hormonal methods of contraception work by:

37. Question

During adolescence, boys:

38. Question

Which of the following can cross the placenta from mother to fetus?

39. 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:

40. Question

When focussing on distant objects:

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