CSIR second paper questions - Part 1



1. How many moles of CaCl2 would be used in the making of 5.00 x 102 cm3 of a 5.0 M solution?
2. Battery acid is generally 3 M H2SO4. Roughly how many grams of H2SO4 are in 400mL of this solution?
3.. Why does ice float on water?

4. Why must cells be small?
5. The RNA is Pre-Biotic? Justify your Answer.

6. How DNA triple helix stabilized. Assume, you have isolated a E coli mutant, which contains genome as triple helix. What way it will have different fundamental processes.

7. What is Collagen and a-keratin? Compare 1°, 2°, tertiary, and quaternary structures of collagen and a-keratin.

8. How do you determine shape and size of biomolecules in solution?

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