Question

2. Write 'True' or "False for the following statements.
Statement
True False
1. Anhydrous copper sulphate turns yellow on the addition of drop of water.
2. From 18th century the amount of carbon dioxide in air is steadily increasing.
3. Only pure oxygen can cause rusting in iron.
4. Carbon dioxide gas turns limewater milky.
5. Raw material for respiration is sugar and oxygen.
​

Answer 1

Step-by-step explanation:

your answer

1. carbon monoxide

2. hydrogen peroxide

Answer 2

Answer:

1. True

2. True

3. False

4. True

5. True