With reference to enzymes, consider the following statements:

1. Most of the enzymes are proteins.
2. Nucleic acids that behave like enzymes are called ribozymes.
3. Unlike inorganic catalysts, the Enzyme catalysts get damaged at high temperatures.

Select the correct answer using the codes given below:

Consider the following statements:

1. India is the largest producer of Cotton in the world.
2. Genetic Engineering Appraisal Committee (GEAC) is a statutory body established under the Environment Protection Act 1986.
3. Bt. Cotton is the only GM crop allowed for commercial cultivation in India.

Select the correct answer using the codes given below:

Consider the following:

1. Rhizobium
2. Azotobacter
3. Rhizolobacter
4. Azolla

Which of the following is an example of a biofertilizer?