Question

Q.3 True and false. (7 mks)
1. All the microbes are harmful
2. Saving paper means saving trees
3. lodine is lustrous metal
4. Rayon is not derived from cellulose of plant.
5. Oxygen in air is an inexhaustible natural resource.
6. Chromosomes carry genes
7. To extinguish petrol fire, water can be used.​

Answer 1

Answer:

1. False
2. true
3. false
4. false
5. true
6. true
7. true

Answer 2

Answer:

1.false

2.true

3.false

4.false

5.false

6.true

7.false