While travelling at a higher altitude, a | Class 11 Biology Chapter Neural Control and Coordination, Neural Control and Coordination NCERT Solutions

Define a taxon. Give some examples of taxa at different hierarchical levels.

What are the steps involved in formation of a root nodule?

What are the functions of liver?

What is the importance of pneumatic bones and air sacs in Aves?

Comment on the experimental setup
a. What does the setup demonstrate?
b. What will happen to the level of water if a blower is placed close to setup.
c. Will the mercury level fluctuate (go up/down) if phenyl mercuric acetate is sprayed on leaves?

The plant body in higher plants is well differentiated and well developed. Roots are the organs used for the purpose of absorption. What is the equivalent of roots in the less developed lower plants?

Carefully observe the following figure

a. Name the technique shown in the figure and the scientist who demonstrated this technique for the first time.
b. Name atleast three plants for which this technique can be employed for their commercial production.
c. What is the significance of aerating tube and feeding funnel in this setup?