Question

Water in the aquifers can be usually pumped out with the help of:
a.) Handpumps
b.) Drilling
c.) Tube well
d.) Both A and C

Answer 1

Hint: The general formula for water is ${{H}_{2}}O$ , where H is the chemical symbol for hydrogen, O is the chemical symbol for oxygen.

Complete step by step answer:
When a water bearing body transmits the water to the wells or the springs, then it is known as aquifers. One of the most common examples is wells and we can pump out the water The correct option is option “D ''. from the wells using a hand pump or tube well.
) i.e. Water in the aquifers can be usually pumped out with the help of both handpumps and tube well.

Additional Information .
- Water pollution is the adverse result of the toxic elements and the contaminated substances which enter the water bodies such as ponds, streams, rivers etc. water pollution leads to many diseases such as typhoid, cholera etc.
- Natural causes: volcanic eruption is a major cause for water pollution, with large eruptions volcano spew out not only lava but also ash and gases. The effects of the ash which falls from volcanoes to the natural water increase the turbidity of water.
- Animal waste that comes out from the dairy farm adds to the water pollution. The feces and the urine of birds also causes water pollution.

Note: There are many other causes of water pollution such as the disposal of radioactive waste without proper treatment and the highway runoff etc. water pollution not only harms the aquatic ecosystem it also affects the groundwater.