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  #2  
Old May 14th, 2014, 10:44 AM
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Sashwat
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Default Re: ICAR (ARS-NET) Previous Year Question Paper

As you want to get the Question Papers of ICAR (ARS-NET) Exam, so here I am providing the following question paper:

ICAR (ARS-NET) Exam Question Paper

1. Which of the following pairs are anomers?

a) Ribose and Ribulose
b) Glucose and mannose
c) Pyruvate lactate
d) α-D-glucose and β-D-glucose

2. Hybridoma technology is used in the production of

a) mRNA
b) Monoclonal serum
c) Monoclonal antibodies
d) Polyclonal antibodies

3. For mitochondrial structure and function mt-DNA specifies

a) 10%
b) 20%
c) 30%
d) 40%

4. Which of the following reagent is useful for visualizing DNA?

a) Uracil
b) DNA polymerase
c) Diphenylamine
d) Ethidium bromide

5. Homologous pairs line up along equatorial plane during

a) Anaphase II
b) Metaphase I
c) Telophase
d) Interphase

6. Between mitotic divisions, the cell is in

a) G0
b) G1
c) G2
d) S phase

7. Most plant cells are surrounded by a rigid cell wall made primarily of

a) Monosaccharides
b) Pectin
c) Chitins
d) Polysaccharides

8. The organelle that functions in the breakdown of cells and tissues is the

a) Episomes
b) Mitochondrion
c) Centrosomes
d) Lysosomes

9. Endoplasmic reticulam

a) Is found only in animals
b) is a system of membrane bound channels
c) is called rough if mitochondria is attached to it
d) is a site of ATP production

10. “9+2” describes the basic structure of which of the following one

a) chromosome
b) Basal body
c) Chloroplast
d) Flagellum

11. The function of nucleus includes

a) Cellular respiration
b) Synthesis of proteins
c) Housing the hereditary information
d) Synthesis of carbohydrates

12. Bacculoviruses

a) RNA viruses
b) DNA viruses
c) Both a and b
d) None of the above

13. Secondary metabolites like antibiotics are not essential for

a) Log phase growth
b) Exponential growth
c) Both a and b
d) None of these

14. The restriction enzymes useful to the molecular biologist belongs to

a) Type I
b) Type II
c) Type III
d) Type IV

15. Which of the following vector is suitable for DNA sequencing

a) EMBL
b)PBR 322
c) M 13
d) Lambda

16. During which process, the free end of the chromosome moves from Hfr donor in to the F cell across an intracellular bridge called piles

a) Transformation
b) Transduction
c) Conjugation
d) All of these

17. Francis Jacob and Monod Proposed

a) Lock and Key Hypothesis
b)Gene for Protein Synthesis
c) Operon Synthesis
d) Gene for protein synthesis

18. State which of the following is not a desired characteristic of a vector?

a) Unique restriction site
b) Large Size
c) Gene that confer antibiotic resistance
d) Autonomous replication

19. Which of the following is a carrier hosts for new genes?

a) EcoRI
b) Bacteriophages
c) Nucleus
d) Transplanted Organs

20. Which of the following chemical is used for preparation of competent cell?

a) HCl
b) NaCl
c) CaCl2
d) Glycine


Answers
1. d) α-D-glucose and β-D-glucose
2. c) Monoclonal antibodies
3. a) 10%
4. d) Ethidium bromide
5. b) Metaphase I
6. b) G1
7. d) Poly saccharides
8. d) Lysosomes
9. b) is a system of membrane bound channels
10. d) Flagellum
11. c) Housing the hereditary information
12. b)DNA viruses
13. c) Both a and b
14. b) Type II
15. c) M 13
16. c) Conjugation
17. c) Operon Synthesis
18. b) Large Size
19. b) Bacteriophages
20. c) CaCl2





1. Genetic engineers construct recombinant DNA SaveFrom.net molecules using two enzymes: restriction endonuclease and DNA ligase. What do these two enzymes do?

A. They catalyse different reactions: restriction endonuclease joins fragments into larger molecules; DNA ligase hydrolyses DNA into smaller fragments
B. They catalyse different reactions: restriction endonuclease hydrolyses DNA into smaller fragments; DNA ligase joins fragments into larger molecules
C. They both hydrolyse DNA into smaller fragments
D. They both join fragments of DNA into larger molecules
E. They catalyse different hydrolysis reactions: restriction endonuclease hydrolyses
bacterial plasmid DNA; DNA ligase hydrolyses DNA from eukaryotic cells

2. Treatment with antibiotic drugs helps overcome many bacterial infections.
Why is penicillin toxic to many bacteria?

A. It interferes with DNA replication
B. It inhibits transcription
C. It disrupts translation
D. It blocks protein synthesis
E. It inhibits cell wall formation

3. Match each item in column A with one in column B to which it is most closely associated.

4. Various forces are important in the interactions contributing to the tertiary
structure of a protein. The figure shows several possible interactions. Please
match the numbered interactions with their correct names.
Biology Olympiad questions

A. Hydrogen bond
B. Hydrophobic interaction
C. Peptide bond
D. Disulphide bond
E. Ionic bond

5. The diagram represents a function of the nucleic acid, DNA. Based on
the diagram, what is the most likely nucleotide sequence of the messenger RNA. Put an X in the appropriate box
Biology Olympiad questions A B C D E
Biology Olympiad question


Answers:
1. B. They catalyse different reactions: restriction endonuclease hydrolyses DNA into smaller fragments; DNA ligase joins fragments into larger molecules
2. E. It inhibits cell wall formation
3. A6-B7-C5-D1-E3-F2-G9-H10-I8-J4
Column A

Column B
leucoplasts Starch storage
Rough ER Immunoglobulin
genome Complete set of genetic instruction
Mitochondria Kreb cycle
Centriole Microtubule organizing center
Mesosome Bacterial DNA anchorage
Lysosome Digestive enzymes
Microfilament Cytoskeleton
Smooth ER Lipid synthesis
Golgi apparatus Protein modification and targeting
Learn more: Cell Structure and Function
4. 1A (Hydrogen bond ) – 2B (Hydrophobic interaction) – 3D(Disulphide bond ) – 4E (Ionic bond )
5.
DNA Complementary Stand messenger RNA
A T U
G C C
C G G
T A A
A T U
A T U
Ans: b) UCGAUU
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  #3  
Old February 1st, 2015, 06:03 PM
spacerocker
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Join Date: Feb 2015
Posts: 1
Default Re: ICAR (ARS-NET) Previous Year Question Paper

Quote:
Originally Posted by Unregistered View Post
Will you provide some Question Papers of ICAR (ARS-NET) Exam?
plz provide me question papers of veterinary medicine net exam of last 10 years
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  #4  
Old September 30th, 2015, 09:20 PM
ramucae19
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Join Date: Sep 2015
Posts: 1
Default Re: ICAR (ARS-NET) Previous Year Question Paper

can you please send previous question papers of net/ARS Farm machinery and power engineering
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  #5  
Old February 7th, 2019, 11:16 AM
arpitasarkar410@gmail.com
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Sir; please send me the previous year questions with solution of ICAR NET exam of Soil science and agricultural chemistry.
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