Thank you for reporting, we will resolve it shortly
Q.
Maize grain is :
AFMCAFMC 2005Morphology of Flowering Plants
Solution:
Fruit is defined as fertilized ovary which consist of fruit wall (pericarp) developing from ovary wall and seed which develop from ovule. Maize grain is a caryopsis fruit in which fruit wall is fused with seed coat (i.e., one seeded fruit).