E. Short Answer Questions :
.1. What is ground water?
2. Name the three forms of water.
3. Why is ground water clean and safe to drink?
4. What do you mean by water table?
5. What do you mean by conservation of water?
6. What do you understand by scarcity of water?
7. Suggest some effective ways to conserve water.
Answers
Answer:
Groundwater is the water present beneath Earth's surface in rock and soil pore spaces and in the fractures of rock formations. A unit of rock or an unconsolidated deposit is called an aquifer when it can yield a usable quantity of water.
Explanation:
Question 2.Solid water—ice is frozen water. When water freezes, its molecules move farther apart, making ice less dense than water. ...
Liquid water is wet and fluid. ...
Water as a gas—vapor is always present in the air around us.
Question 3 Solid water—ice is frozen water. When water freezes, its molecules move farther apart, making ice less dense than water. ...
Liquid water is wet and fluid. ...
Water as a gas—vapor is always present in the air around us.
Question 4 The water table is an underground boundary between the soil surface and the area where groundwater saturates spaces between sediments and cracks in rock. Water pressure and atmospheric pressure are equal at this boundary. ... Underneath the water table is the saturated zone, where water fills all spaces between sediments.
Question 5 Water conservation refers to the preservation, control and development of water resources, both surface and groundwater, and prevention of pollution.
Question 6 Water scarcity is the lack of sufficient available water resources to meet the demands of water usage within a region. ... Water shortages may be caused by climate change, such as altered weather patterns including droughts or floods, increased pollution, and increased human demand and overuse of water.
Question 7Check your toilet for leaks. ...
Stop using your toilet as an ashtray or wastebasket. ...
Put a plastic bottle in your toilet tank. ...