Question

maize and groundnut take the same time to sprout why​

Answer 1

Why? You ask?

Not related, however.

Answer 2

The maize and groundnut take the same time to sprout because both are dicot and posses two cotyledon in their seed structure.

Explanation:

In plant two types of germination or sprouting is witnessed. They are epigeal germination and hypogeal germination. The former is seen in the monocot plants whereas the later is seen in dicot plants.

The maize and groundnut exhibit hypogeal sprouting as process in which the cotyledon is seen under the soil whereas the epicotyl is seen upwards.