1. The accumulation of CO2 in large quantities in the atmosphere causes the problem of ?

2. “It is the outmost layer of the animal cell, it is thin, delicate, elastic, and capable of self repair.” The statement is true for ?

3. The amino acids which cannot be synthesized by the mammals are called ?

4. Biotechnology refers to ?

5. Genes determine ?

6. The ovary in plants matures into ?

7. The process of programmed cell death is called ?

8. Genetic material of an organism changes with ?

9. The first step in Photosynthesis is ?

10. Which one of the following is nonrenewable resource ?

11. Only plant cells contains ?

12. A plant disease caused by bacteria is called ?

13. Enzymes are chemically ?

14. Economically important Genetic traits in plants are influenced by the environment because these are ?

15. Quantitative traits are measurable traits that show ?