Question

B. Fill in the blanks.
1. The
layer of the atmosphere protects us from harmful
ultraviolet rays of the sun.
is formed
2. During the process of evaporation,
3. Mountaineers carry
cylinders.
4 Sand is an
instull impurity.
5.
is used for purifying water.

New Learnwell Science​

Answer 1

Answer:

1. The ozone layer of the atmosphere protects us from harmful ultraviolet rays of the sun.

2. During the process of evaporation water vapour is formed.

3. Mountaineers carry oxygen cylinders.

4 Sand is an insoluble impurity.

5. Purifier is used for purifying water.