Science Exercise 5

Key stage 3 Science Exercise

1. Photosynthesis is a chemical process that occurs in every green __________ .

2. Plants make their food through a process called ________ .

3. Photosynthesis takes place mostly in the __________ .

4. Sunlight, chlorophyll, water and __________ are needed for Photosynthesis.

5. Plants use ________ from the soil through their roots.

6. Chloroplasts are mainly found in the ________ .

7. The insects are attracted towards bright coloured ________ .

8. A flower is protected by ________ .

9. Seeds develops from the ______ .

10. Each seed has an _______ plant.

11. Seeds can be dispersed by wind, water, animal and ______ .

12. Every living things _______ on plants.

13. Plants take energy from the ______ .

14. Plants ________ oxygen.

15. Many plants are pollinated by ______ .

16. Muscles are attached to bones through a bands called _______ .

17. Muscles are often found in ______ .

18. Antagonistic muscles work _________ each other.

Answers: 1. plants 2. Photosynthesis 3. leaves 4. carbon dioxide 5.minerals 6. leaves 7. petals 8. Sepals 9. ovules 10. embryo 11. explosions 12. depend 13. sun 14. release 15. insects 16. tendons 17. pairs 18. opposed to