Breathing and Exchange of Gases — BIOLOGY STD 11 Science — Question

Centripetal xylem is the characteristic of

It's cell wall is made up of cellulose and algin

Mitosis is important because it :

Select incorrect pair.

Nissl’s granules are absent in

In presence of light, green plants convert carbon dioxide and water into food stuffs. Which of the following is likely to be the first substance that a green plant makes in photosynthesis

Plant that reserves its food in its roots system is:

Carl von Linne was involved with which of the following branches of science?

Which plant hormone promotes seed dormancy, bud dormancy and causes stomatal closure?

The absence of chlorophyll, in the lowermost cell of Ulothrix, shows: