C) 30 miles is the correct answer
(I’m not sure but I think so)
<u>Answer:</u>
<em>4. Amount of food produced in an area
</em>
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<u>Explanation:</u>
Agriculture yield is important thing in primary sector, it measures the amount of food produced in an area. Before Green revolution, India’s food grain production is not self sufficient to their own people, so India plan to launch the Green revolution. They approach the Norman Borlaug for implement the green revolution who is the Father of Green revolution. Then, India concentrate on High yielded variety (HYV) seeds, fertilisers subsidy, sufficient drainage for crops and so on. Green revolution increase our main food grains Rice and Wheat, HYV seeds give high yield than traditional agriculture method.
Answer:
1. oceanic crust
2. Volcanic mountain ranges
Explanation:
Answer:
It appears at the North Pole of the Earth
Explanation:
Because the ions from the sun slow down and make light at the poles
