Science Revision – October 20, 2020

Name:
Grade:4
Date: October 20,2020
Subject: Science Revision

1. Answer “true” or “false” to each of the following

2. One plant that can survive in the desert is the cactus. _____

3. Mangrove trees help to protect the coastline from waves and high winds. ____

4. Tiny holes on top of leaves are called stomata. ____

5. Plants make carbon dioxide which humans inhale. ____

6. We get energy from the sun. ____

7. Soil with very little nutrients is said to be fertile. _____

8. If a plant is left in a dark room for ten days it will grow faster. ______

9. Plants make their own food through Photosynthesis. ______

10. An aquarium is a transparent glass tank of water used to keep small land animals. _____

11. Plants and animals need air, water and nutrients to survive. ______

12. Living things reproduce to get rid of waste. ______

13. List the characteristics of living things.