ICMR JRF exam key

I was wrote The Indian Council of Medical Research (ICMR) JRF exam in 2014 and for assume my result I want to get ICMR JRF exam Answer Key, so it would be big help if anyone provide here ICMR JRF exam answer key to predicted my exam result

Hii sir, I Wants to get the Question paper of the ICMR JRF Examination of Life science will you Please provide It ?

[pawan]

As you Asking for the Question paper of the ICMR JRF Examination of Life Science the Question Paper is given below

Life Science

. The average size of 70S ribosomes of prokaryotes are:

a. ~ 200
b. ~ 250
c. ~ 290
d. ~ 303

2. Which of the following is an example for chemolithotroph?

a. Acidithiobacillus ferrooxidans
b. Nitrosomonas
c. Nitrobacter
d. All of the above

3. Which of the following is an example for denitrifying bacteria?

a. Nitrosomonas
b. Nitrobacter
c. Pseudomonads
d. All of the above

4. Who introduced the group Archaea for a group of prokaryotes on the basis of phylogenetic analysis of 16S rRNA?

a. Roger Stanier
b. Carl Woese
c. C. B. van Niel
d. Theodor Escherich

5. Who discovered endoplasmic reticulum?

a. Keith porter
b. Konstantin Mereschkowsky
c. Camillo Golgi
d. George Emil Palade

6. Acrosome of sperm cell is a modified ________.

a. Lysosome
b. Peroxisome
c. Golgi
d. None of these

7. Calmodulin is a calcium-binding messenger protein of eukaryotic cells. A single calmodulin protein at a time can bind _______ Ca2+ ions.

a. 1
b. 2
c. 3
d. 4

8. The H O H bond angle of water molecule is ____________.

a. 103.5
b. 104.5
c. 105.5
d. 109.5

9. At a time a single water molecule can form _______ hydrogen bonds with other water molecules

a. 1
b. 2
c. 3
d. 4

10. pH below pI, amino acids will be___________.

a. Cationic
b. Anionic
c. No charge
d. Net charge zero

11. Which of the following is an example for a ribozyme?

a. Transpeptidase
b. Glutamyl transpeptidase
c. Peptidyl transferase
d. All of the above

12. The nebenkern of Drosophila sperm cell is a modified ________.

a. Nucleus
b. Mitochondria
c. Lysosome
d. Golgi

13. Which of the following chromosomal aberration causes Patau syndrome in human?

a. Trisomy 21
b. Trisomy 13
c. Trisomy 18
d. Trisomy 8

14. The only antibody able to cross placenta to give passive immunity to the fetus _____.

a. IgA
b. IgE
c. IgG
d. IgM

15. Which of the following antibody is involved in allergic reactions?

a. IgA
b. IgE
c. IgG
d. IgM

16. Antibody present in tears and saliva is:

a. IgA
b. IgE
c. IgG
d. IgM

17. An autoimmune disease that affects the thyroid gland is _________

a. Tay–Sachs disease
b. Addisons disease
c. Graves disease
d. Behcets disease

18. How many different types of gametes can be produced by an organism with genotype AaBBCCDdEe?

a. 4
b. 6
c. 8
d. 10

19. Weil–Felix test is used for the diagnosis of ________

a. Rickettsial infection
b. Pertussis
c. Cholera
d. African sleeping sickness

20. Phi -175 is a ___________.

a. ssRNA virus
b. dsRNA virus
c. ssDNA virus
d. dsDNA virus