PHARMACOGNOSY MCQ (TEST 3)  

MULTIPLE CHOICE QUESTIONS

S. Y. B.PHARM (UNIT-3) SEM-IV 

AS PER PCI SYLLABUS





1. In which of the following conditions do the somaclonal variations appear?
      A) Plants raised in tissue culture


... Answer is A)
Plants raised in tissue culture. "


2. Haploid plants can be obtained from________.




... Answer is D)
Haploid plants can be obtained from Anther culture. .

3. In-plant tissue culture, the callus tissues are generated into a complete plantlet by altering the concentration________.





... Answer is C)
Hormones.


4. Which of the following is cultured to obtain haploid plants?




... Answer is D)
Entire anther. "


5. Growth hormone producing apical dominance is




... Answer is A)
Growth hormone producing apical dominance is Auxin. .

6.The process of formation of unorganized tissues from organized tissues is known as …… .




... Answer is A)
The process of formation of unorganized tissues from organized tissues is known as De-differentiation. .

7. Embryo culture helps in ……




... Answer is A)
Embryo culture helps in Prevent seed dormancy.

8. Rapid clonal multiplication is possible through ……





... Answer is D)
Rapid clonal multiplication is possible through Meristem culture.


9. BOD incubator is …………





... Answer is B)
BOD incubator is Biological Oxygen Demand. .

10. Coconut milk and 2,4-D is used for proliferation of cultured carrot was applied by Scientist ……




... Answer is C)
Coconut milk and 2,4-D is used for proliferation of cultured carrot was applied by Scientist Caplan. "

11. The first transgenic plant to be produced is..




... Answer is A)
The first transgenic plant to be produced is Rice. .

12. Micro propagation involves....




... Answer is A)
Micro propagation involves vegetative multiplication of plants by using small explants. .

13. Who is known as the father of tissue culture?




... Answer is C)
Haberlandt .

14. The production of secondary metabolites requires the use of ________.




... Answer is D)
The production of secondary metabolites requires the use of Cell suspension. .

15. The pair of hormones required for a callus to differentiate are________.




... Answer is A)
The pair of hormones required for a callus to differentiate are Auxin and cytokinin. .

16. The ability of the component cells of callus to form a whole plant is known as.....




... Answer is A)
The ability of the component cells of callus to form a whole plant is known as redifferentiation. .

17. What is Dimethyl sulfoxide used for?




... Answer is C)
What is Dimethyl sulfoxide used for .

18. The formation of embryoids from the pollen grains in the tissue culture medium is due to




... Answer is A)
The formation of embryoids from the pollen grains in the tissue culture medium is due to Cellular totipotency. .

19. Somaclonal variations are the ones..




... Answer is D)
Somaclonal variations are the ones (b) Produce during tissue culture. .

20. Which of the following plant cell will show totipotency?




... Answer is C)
Meristem .