Answer:
As the water table goes low, water may not be easily obtained leading to it scarcity. Overdrawal of water can also lead to sinking or lowering of the land surface that can make it prone to flooding. Streams and water bodies may also get disconnected due to over-withdrawal of water.
Both of the parents would need to have ww because the trait of a straight hairline is recessive.
What pair of integers? You haven't provided any.
I think the Belt of the inter-tropical convergence zone is the general part of the general circulation found on the doldrums. This is a belt of low pressure which circles the Earth generally near the equator where the trade winds of the Northern and southern Hemispheres converge. Mainly characterized by convective activity which generates often vigorous thunderstorms over large areas.
The correct answer may be D