Norman borlaug developed a drought and disease resistant dwarf which the people of mexico and india during food shortages.

SOS:

The answer is wheat!

Borlaug, an American plant breeder, had developed several wheat varieties containing a dwarf gene. The new dwarf varieties were crossed with Indian varieties to produce high yielding, drought and disease resistant varieties that would replace the older low yielding wheat of India. Borlaug, an important name in the green revolution, received the Nobel Prize for his work in helping to feed the hungry.

Hope this helps!!

a. the production of carbon dioxide through the process of photosynthesis

silty loam

hope this