A free living anaerobic Nitrogen fixing bacteria __________

________ is a mineral required  greatest  amount by plants.

__________ is not linked to protein - lecithin theory.

The theory of K⁺ transport to explain stomatal opening was proposed by ____________

In pure water Osmotic potential is ___________

Which of the following is a part of Radial system.

Canada balsam is obtained from _________

Identify the character which is found in Autumn wood.

Gymnosperm wood is known as _______________

Living part of the wood is called __________

The wood formed in spring season in called ____________

According to cytochrome pump theory the anions and cations are transported by _____________

Asexual reproduction occurs through budding ___________.

Definite nucleus and membrane bound organelles are present _________.

Each virus posses only one type of nucleic acid:

Which of the following is the diameter of bacteriophage?

Nitrogen fixation in non leguminous plants is done by __________________

Food poisoning is caused by ______________

Which one of the following is a rod-shaped bacteria?

_________________ are obligate aerobes.

Earth was formed _______________ billion years ago.

Organisms grow by __________

Living thing is otherwise called as ___________

___________ are considered as pollution indicators.

A plant growth promoter got from fungi is ___________