Biology MCQs: Biology & Human Welfare

Multiple Choice Questions On Strategies for Enhancement in food production

1. An organism that expresses a transgene is called
a) Clone organism
b) Mutated organism
c) somaclonal organism
d) Transgenic organism
 
2. Haploids of Datura are produced by
a) Tissue culture
b) Anther culture
c) Subculture
d) Meristem culture
 
3. Somatic hybrids used in
a) Transfer of cytoplasm
b) Gene transfer
c) Production of useful allopolypoids
d) all of these
 
4. Recombinant proteins are proteins produced by
a) Transgenes
b) Dominant genes
c) Mutated genes
d) Recessive genes
 
5. A crop that contains and expresses a transgene is called
a) GM crops
b) Transgenic crop
c) Genetically modified crop
d) both b and c
 
6. The way in which biotechnology can contribute to sustainable agriculture is
a) biofertilizer
b) Single Cell Protein (SCP)
c) Disease and insect resistant varieties
d) All of the above
 
7. Production of which enzyme was blocked in Flavr Savr tomato
a) Ligase
b) Invertase
c) Peptidase
d) polygalacto uronase
 

8. Fusion between protoplasts of the selected parents is induced by
a) Polyethyl glycol
b) Electric current
c) mutagene
d) both a and b
 
9. Microorganism used as biopesticides is
a) Fungi
b) Protozoa
c) Bacteria
d) All of these
 
10. A patent is granted for
a) An invention
b) The process of generating a product
c) An improvement in an earlier invention
d) All of these

Answers                                                                       
1. d) Transgenic organism
2. b) Anther culture
3. d) all of these
4. a) Transgenes
5. d) both b and c
6. d) All of the above
7. d) polygalacto uronase
8. d) both a and b
9.  d) All of these
10. d) All of these

2 Comments
  1. Jaina 3 years ago

    In Q5 I think options are wrong because in all options one disease is caused by bacteria while the virus. Plz check it

  2. Profile photo of AvinashDS
    AvinashDS 4 years ago

    Hello sir,
    I started using this only from this month. I came to know about this recently.
    It is very useful. i thank you. It improves my test marks.
    Pl. can you post physics and chemistry also parallely as I can improve myself very well.
    Expecting your positive reply.
    Really thank you for your service.

    D.S.Avinash

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