Taxonomy and Systematic Botany — BIO BOTANY STD 11 — Question

Which of the following is also called as direct division?

The process of converting atmospheric nitrogen (N2) into ammonia is termed as:

Therophyte is a plant that completes its life cycle in …………… growing season.

Ergot alkaloids are produced by …………… .

In Arachis hypogea, the fruit development is …………… .

Indicate a synthetic auxin.

Copper shows deficiency symptoms first that appear in young leaves due to:

Swollen, broad leaf base Is called as …………… .

Which of the following statements are correct?
(i) Cell membranes allow water and non polar molecules to permeate by simple diffusion.
(ii) Polar molecules like amino acids can also diffuse through membrane.
(iii) Smaller molecules diffuse faster than larger molecules.
(iv) Larger molecules diffuse faster than smaller molecules.

Which of the plant virus contains DNA as genome?