A Maize grain is not a seed. Explain.

Explain maize grain seed.

Differentiate maize grain and beam seed.

Short Answer Questions Draw a labelled diagram of the sectional view of a mature pollen grain of angiosperm. Explain the function of any two parts.

The heterosporous pteridophytes show certain characteristic, which are precursor to the seed habit in gymnosperms. Explain.

What is the role of phytochrome in flowering and seed germination of plant? Explain.

which one is monocot and dicot ;-maize grain and pea seed.

Why is maize grain usually called as a fruit and not a seed?

Give reasons for the following statements: Grain is a fruit not seed.

How are parthenocarpic fruit produced by some plants and apomictic seeds by some?Explain.

An inventor of the chess board suggested a reward of one grain of wheat for first square, 2 grains for the second, 4 grains for the third, and so on, doubling the amount of the grains for subsequent squares. How many grains would have to be given to the inventor ? (There are 64 squares in the chess board).