21.  Which one is related with steriods ?

A. Citric acid

B. Butyric acid

C. Acetic acid

D. Palmitic acid

Answer : Option C

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22.  Which is used to prevent blood clotting in blood vessels ?

A. Steriods

B. Cyclo sporin-A

C. Streptokinase

D. Stetins

Answer : Option C

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23.  Which is to be used in production of swiss cheese ?

A. Monoscus Purpureus

B. Clostridium bacterium

C. Lacto Bacillus

D. Saecharhomyces Cerrevisiae

Answer : Option B

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24.  Which option is related with the utility of lectic acid ?

A. In fermantation, to prepare pickle

B. useful for preparing curd from milk

C. To increase the quality of vitamin \(B_{12}\)

D. All the given.

Answer : Option D

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25.  Which one is useful as a immunosuppresive agent in organ transplant ?

A. Cyclosprin-C

B. Cyclosporin-L

C. Cyclosporin-A

D. All the given

Answer : Option C

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26.  Which bacteria is useful for purification in sewage treatment ?

A. Hetrotrops

B. Symbiont

C. Free living

D. Parasist

Answer : Option A

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27.  Which assertion is correct ?

A. There is role of ministry of forest and environment in developing biogas technology.

B. Micro organism are used as a bio control agent by IARI.

C. Biofertilisers are used over chemical fertilizer to redused pollution.

D. Chemical fertiliser are used to form biofertiliser.

Answer : Option C

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28.  To which, function baculo virus is involve ?

A. Produces deases some arthropods and insect.

B. Produces deases in todes neme.

C. Produces deases in fungus.

D. Produces Insectisides.

Answer : Option A

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29.  Which one is related with monoscus pupurous ?

A. Streptokinase - To prevent blood clotting.

B. Cyclosporin- A - Immunosuppresser

C. Stetins - Decreases the cholesterole in blood

D. All the given

Answer : Option C

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30.  Full form of BOD.

A. Biological Oxygen Demand

B. Bio Oxygen Demand

C. Biochemical Oxygen Demand

D. Biochemical Oxygen Degreadable

Answer : Option C

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