1.  Azotobacter

2.  Agrobacterium

3.  Rhizobium in leguminous root

4.  Yeast.

4
Correct Answer :

Agrobacterium


Explanation :
No Explanation available for this question

1.  Hybridisation

2.  Tissue culture

3.  Application of colchicine

4.  Irradiation with gamma rays.

4
Correct Answer :

Tissue culture


Explanation :
No Explanation available for this question

1.  ATP-ase

2.  Ligase

3.  DNA polymerase

4.  Restriction endonuclease.

4
Correct Answer :

Ligase


Explanation :
No Explanation available for this question

1.  Lipase

2.  Protease

3.  Exonuclease

4.  Endonuclease.

4
Correct Answer :

Endonuclease.


Explanation :
No Explanation available for this question

1.  Spectrophotomety

2.  Tissue culture

3.  Gel electrophoresis

4.  PCR.

4
Correct Answer :

Gel electrophoresis


Explanation :
No Explanation available for this question

1.  Coli

2.  Coelom

3.  Coenzyme

4.  Colon.

4
Correct Answer :

Coli


Explanation :
No Explanation available for this question

1.  killing of intestinal bacteria

2.  upsetting enzyme production

3.  converting nitrates into nitrites which harms haemoglobin leading to anaemia

4.   producing more amino acids

4
Correct Answer :

converting nitrates into nitrites which harms haemoglobin leading to anaemia


Explanation :
No Explanation available for this question

1.  Reducing reforestation, increasing the use of fossil fuel

2.  Increasing deforestation, slowing down the growth of human population

3.  Increasing deforestation, reducing efficiency of energy usage

4.   Increasing deforestation, cutting down use of fossil fuel

4
Correct Answer :

Increasing deforestation, cutting down use of fossil fuel


Explanation :
No Explanation available for this question

1.  1981

2.  1985

3.  1990

4.   1975

4
Correct Answer :

1981


Explanation :
No Explanation available for this question

1.  treating effluents to remove injurious chemicals

2.  rearing more fishes

3.  cultivating useful water plants

4.   spraying with DDT

4
Correct Answer :

treating effluents to remove injurious chemicals


Explanation :
No Explanation available for this question

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