20 biology questions

Common Entrance Biology – 20 Multiple choice questions
Answer all 20 questions and then press ‘Submit’
Your score and any corrections will then be shown
(Different questions each time the quiz is run)

1. Cells reproduce by a process called binary fission.

Is binary fission an example of sexual or asexual reproduction?

2. Why does photosynthesis in plants usually stop at night?

3. flowerLook at the diagram of a flower.

What is the name of the part labelled d ?

4. Why might we add iodine solution to a slice of food in the laboratory

5. The place where an animal makes its home is known as its

6. Scurvy, an illness that used to occur a lot in sailors taking long sea voyages, is cause by

7. Name an organ which helps digest food

8. What happens when a boy reaches puberty?

(puberty is the time when his body starts to change in appearance, sometime between 10 and 14 years old)

9. Put the statements about the human life cycle into the correct order:
A: Puberty :B Birth C: Adolescence D: Childhood
E: Adult

10. Lettuce ----> slug ------> thrush -------> fox

The third organism in any food chain will always be a

11. embryoThe diagram shows a human embryo.

Which label represents the placenta?

12. An animal carries out respiration in order to....

13. flowerThe diagram shows different parts of a flower

What is the name of part a?

14. Name a food which is a good source of protein:

15. What are the main features you would look for in a plant to show that it was pollinated by insects or other animals?

(plants are either pollinated by animals or by the wind)

16. What are the main features of a reptile?

17. What biological process releases oxygen into the atmosphere?

18. What is a ZYGOTE?

19. A plant is an example of a producer.
Producers are living organisms that:

20. What is meant by the word 'GERMINATION'?