Q 43. Which one of the following statements is correct? Option A Mango is a parthenocarpic fruit. Option B A proteinaceous aleurone layer is present in maize grain. Option C A sterile pistil is called a staminode. Option D The seed in grasses is not endospermic.
Q 43. Which one of the following statements is correct? Option A Mango is a parthenocarpic fruit. Option B A proteinaceous aleurone layer is present in maize grain. Option C A sterile pistil is called a staminode. Option D The seed in grasses is not endospermic.

Correct Option: B

Solution: Mango is not a parthenocarpic fruit, it is a seeded fruit.

A sterile stamen is called a staminode, not a pistil.

The seed in grasses is endospermic.

So the correct statement is A proteinaceous aleurone layer is present in maize grain.