U Short answer questions
1. List the importance of water in human life.
2. What is the current situation of water supply in Nepal? Explain.
3. Write a letter to the drinking water cooperation requesting them to check
the water supply line since there is no water supply in the taps.
4. What are the problems of drinking water in Nepal? Suggest the possible
measures to solve it.

Drag each label to the correct location. each label can be moved more than once match the properties with the subatomic particle

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

What substance acts to prevent sudden ph changes in bodily fluids?