ISC (Science) ISC Class 12 - CISCE Question Bank Solutions

Name the scientists who Invented the CT scan

State four causes of population growth.

State consequences of population growth.

Give reasons for the following:

At higher temperatures, green plants start evolving CO₂ instead of O₂.

Give one significant contribution of the given scientists:

M. S. Swaminathan

Explain industrial melanism.

What does PCR stand for? Describe the different steps of PCR

Give an account of the Blue-White Method of selection of recombinants

Name and explain the technique used for separating DNA fragments and making them available for biotechnology experiments.

Write a short note on Electrophoresis.

What is symbiosis?

Explain the term perianth.

Give two significant difference between:

Transpiration and Guttation

Give two significant differences between:

Chlorophyll ‘a’ and Chlorophyll b ‘

Give the scientific term for the following:

Statistical study of the human population.

Expand the following abbreviation: BAC

Name the scientist who has contributed to the following: Photorespiration

Name the scientist who has contributed to the following: Principle of limiting factors

Name the scientist who has contributed to the following :

Photolysis of water

Give one significant difference between:

Electroporation and Gene Gun.