Summative test Science

1. It is useful change in materials to one's environment

• A. Burning of old tire

• B. Throwing of garbage in the canal

• C. Cutting of trees

• D. Cutting of fabric to be made into clothes

2. It is harmful change in materials to one's environment

• A. Cutting of fabric to be made into clothes

• B. Burning of garbage

• C. Plastic bottle can used as flowerpots

• D. Old tire can used as chair or plant pots

3. Selling of old newspaper or notepads is what kind of 5R's?

• A. Reuse

• B. Reduce

• C. Recycle

• D. Rot

4. Using of egg trays for growing plants is what kind of 5R's

• A. Reuse

• B. Reduce

• C. Recycle

• D. Rot

5. Fixing of clothes is what kind of 5R's

• A. Reuse

• B. Repair

• C. Recycle

• D. Rot

6. Using of eco bag when going for groceries is what kind of 5R's?

• A. Reuse

• B. Repair

• C. Recycle

• D. Reduce

7. Making of compost pit is what kind of 5R's ?

• A. Reuse

• B. Rot

• C. Recycle

• D. Reduce

8. It is a useful change in materials to one's environment

• A. Burning of old tire

• B. Throwing of garbage in the canal

• C. Plastic bottle can used as flowerpots

• D. Cutting of tress

9. How should non-decaying wastes be disposed?

• A. By composting

• B. Reusing

• C. Recycling

• D. Both B and C

10. What should people do with the garbage to prevent oneself from getting sick?

• A. Dispose waste materials properly

• B. Take medicine

• C. Throw the waste materials anywhere in your surroundings

• D. Drink untreated water.