Is rubber a primary metabolite or a seco | Class 11 Biology Chapter Biomolecules, Biomolecules 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 do hard wood and soft wood stand for?

Medicines are either man made (i.e., synthetic) or obtained from living organisms like plants, bacteria, animals etc. and hence the latter are
called natural products. Sometimes natural products are chemically altered by man to reduce toxicity or side effects. Write against each of
the following whether they were initially obtained as a natural product or as a synthetic chemical.
a. Penicillin ___________________________
b. Sulfonamide ___________________________
c. Vitamin C ___________________________
d. Growth Hormone ___________________________
 

Algae are known to reproduce asexually by variety of spores under different environmental conditions. Name these spores and the conditions under which they are produced.

Write a few lines about Gout.

What are three major types of cells found in the gastric glands? Name their secretions.

Give the biochemical events occurring in the root nodule of a pulse plant. What is the end product? What is its fate?

It is said that the one cycle of cell division in human cells (eukaryotic cells) takes 24 hours. Which phase of the cycle, do you think occupies
the maximum part of cell cycle?