Write the distinguishing features of Monera.

What do you infer from the term pycnoxylic?

Do you agree with the statement 'Bryophytes need water for fertilization'? Justify your answer.

How root climbers differ from stem climbers?

Differentiate pinnate unicostate with palmate multicostate venation

Give the technical terms for the following.
(a) A sterile stamen
(b) Stamens are united in one bunch
(c) Stamens are attached to the petals

Bring out the significance of Transmission Electron Microscope.

Write any three significance of mitosis.

Distinguish between nitrogenous base and a base found in inorganic chemistry.

In a forest, if the bark of a tree is damaged by the horn of a deer, How will the plant overcome the damage?

If the concentration of salt in the soil is too high and the plants may wilt even if the field is thoroughly irrigated. Explain

List out the non-photosynthetic parts of a plant that need a supply of sucrose?

Write the role of nitrogenase enzyme in nitrogen fixation? 

A tree is believed to be releasing oxygen during night time. Do you believe the truthfulness of this statement? Justify your answer by giving reasons?

Respiratory quotient is zero in succulent plants. Why?