GCSE Science Revision Quizzes Copyright notice: © Beaver Educational Resources 2010. This material is copyright. It is only for use by the staff and students of: Thornton College MK17 0HJ

When deprived of certain harmful drugs, a person may suffer from: diabetes a heart attack addiction withdrawal symptoms

d) withdrawal symptoms

2. At which stage in the development of a new drug would it first be tested to find out whether it was toxic? during review and approval during phase 2 clinical trials during phase 3 clinical trials during laboratory testing

d) during laboratory testing

3. The organ which produces oestrogen is the: ovary pituitary gland placenta pancreas

a) ovary

4. Which is the correct order of events in a reflex action? effector – sensory – relay – motor – receptor receptor – sensory – relay – motor – effector receptor – sensory – motor – relay – effector sensory – receptor – relay – motor – effector

b) receptor – sensory – relay – motor – effector

5. IVF treatment: always results in just one baby being produced does not involve the use of sperm always involves fertilisation outside the body does not use FSH hormone

c) always involves fertilisation outside the body

6. Cilia are affected by smoking because: hot smoke burns the cilia tar in the tobacco stops the cilia moving enzymes in the tar digest the cilia nicotine stimulates the cilia to beat too quickly

b) tar in the tobacco stops the cilia moving

7. The largest organ of the body creates a physical barrier against infection and is called the: liver lung skin skull

c) skin

8. People who cannot make insulin are: epileptic glycaemic anaemic diabetic

d) diabetic

9. Human insulin is made in large quantities by using genetically modified: cows viruses bacteria human pancreas cells

c) bacteria

10. The problem with using heroin for pain relief of patients is: it can lead to liver damage it can lead to kidney failure it is a recreational drug patients may develop tolerance to it

d) patients may develop tolerance to it

11. Oestrogen helps as a contraceptive because it: thickens the uterus lining causes the uterus lining to break down inhibits FSH release stimulates FSH release

c) inhibits FSH release

12. Which is least likely to affect the glucose levels of a diabetic? an injection of insulin an injection of glucagon a high carbohydrate meal a high protein meal

d) a high protein meal

13. How can LH and FSH hormones be used in medicine? treating infertility in men treating infertility in women treating infertility in both men and women stimulating the embryo to develop in the uterus

b) treating infertility in women

14. The gap between two neurones is called: an axon a relay a synapse a dendron

c) a synapse

15. The letters IVF stand for: in vivo fertilisation in vitro fertilisation in vogue fertilisation intravenous fertilisation

b) in vitro fertilisation

16. The brain contains: relay neurones only relay and sensory neurones only sensory, motor and relay neurones sensory and motor neurones only

c) sensory, motor and relay neurones

17. Neurones communicate with each other across synapses by: electrical impulses vibrations osmosis diffusion of chemical transmitters

d) diffusion of chemical transmitters

18. A side effect of both steroids and cannabis is: an increase in muscle mass mood changes a decrease in reaction time an increased metabolic rate

b) mood changes

19. FSH is released from: the ovaries the placenta the pituitary gland the thyroid gland

c) the pituitary gland

20. Insulin is produced in the: liver pancreas small intestine brain

b) pancreas