FSc 1st Year Biology Chapter 2 MCQs pdf Download

If you are looking for the MCQs of Biology 11th class chapter 2 then here we have written all important FSc 1st Year Biology Chapter 2 MCQs pdf Download

I) Tick the Correct Option: (All questions / options - 20 / 0 ) 0 Marks

1. Most of the monosaccharide form a ring structure when in:
a) Water b) Solution c) Solvent d) Stomach
Correct Answer
Solution

2. The amount of heat absorbed by a liquid when it changes into gas is called:
a) Heat capacity b) Heat of vapourization c) Specific heat d) Absorbed heat
Correct Answer
Heat of vaporization

3. The percentage of water in a bacterial cell is about:
a) 15% b) 18% c) 50% d) 70%
Correct Answer
70%

4. Hemoglobin is a:
a) Fibrous proteins b) Coiled proteins c) Globular proteins d) Double coiled proteins
Correct Answer
Globular proteins

5. Fats and oil have specific gravity of about:
a) 0.8 b) 0.10 c) 0.12 d) 0.16
Correct Answer
0.8

6. Which one of the following is not an RNA virus?
a) Retrovirus b) Paramyxoviruses c) Herpes virus d) Poliovirus
Correct Answer
Herpes virus

7. Our blood normally contains glucose:
a) 0.6% b) 0.8% c) 0.06% d) 0.08%
Correct Answer
0.08%

8. Which types of bonds are not formed in maintaining the tertiary structure of proteins?
a) Ionic b) Hydrogen c) Disulfide d) Hydrophobic interaction
Correct Answer
Hydrophobic interaction

9. Carbon is a:
a) Divalent b) Trivalent c) Monovalent d) Tetravalent
Correct Answer
Tetravalent

10. The compound formed by combination of a nitrogenous base and a pentose sugar is called as:
a) Nucleotide b) Nucleoside c) Polypeptide d) Polysaccharide
Correct Answer
Nucleoside

11. The amino aicds are mainly different from each other due to the type and nature of:
a) R-group b) Amino group c) Carboxyl group d) Peptide group
Correct Answer
R-group

12. The breaking of terminal phosphate of ATP releases energy of about:
a) 9.3 K Cal b) 3.7 K Cal c) 7.3 K Cal d) 5.3 K Cal
Correct Answer
7.3 K Cal

13. The specific heat of vaporization is:
a) 374 b) 474 c) 574 d) 674
Correct Answer
574

14. The covalent bond between two monosaccharides is called:
a) Peptide bond b) Glycosidic bond c) Hydrogen bond d) Ester bond
Correct Answer
Glycosidic bond

15. Conjugated histone proteins are:
a) Structural and regulatory b) Structure only c) Regulatory d) Transport proteins
Correct Answer
Structural and regulatory

16. Which type of bond is not formed in maintaining the tertiary structure of proteins:
a) Ionic b) Hydrogen c) Disulfide d) Hydrophobic interaction

Correct Answer
Hydrophobic interaction

17. Fats and oil have a specific gravity of about:
a) 0.8 b) 0.10 c) 0.12 d) 0.16
Correct Answer
0.8

18. Which is not a polysaccharide?
a) Chitin b) Cutin c) Pectin d) Dextrin
Correct Answer
Cutin

19. Nucleohistones are present in:
a) Nucleoli b) Chromosomes c) Ribosomes d) Mitochondria
Correct Answer
Chromosomes

20. In bacterial cells the water percentage is:
a) 70% b) 40% c) 60% d) 50%
Correct Answer
70%

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