Agricultural Biotechnology MCQ Question and Answer

41

Which of the following was an unexpected result connected to the transgenic production of the terpenoid linalool

A) Increased production of linaloon resulted in lower levels of GA hormones B) Increased transgene expression was not strongly correlated with increased levels of linalool C) Increased transgene expression resulted in higher levels of herbivory D) Linalool accumulation was localized to the nectary

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Answer & Solution

Answer: Option B

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42

The cofactor for nitrogenase is

A) Mo B) Fe C) Ni D) Both A and B

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Answer & Solution

Answer: Option D

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43

One unit of Quantasomes contains

A) 250 chlorophyll molecules B) 230 chlorophyll molecules C) 220 chlorophyll molecules D) 300 chlorophyll molecules

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Answer & Solution

Answer: Option B

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44

Urokinase enzyme is produced by

A) Baccillus fastidious B) E. coli C) Baccillus thuriengenesis D) Pseudomonas putida

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Answer & Solution

Answer: Option A

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45

The 30S subunit has

A) E site B) P site, E site C) A site and P site D) A site and E site

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Answer & Solution

Answer: Option C

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46

AIDS lead to destruction of immune system due to depletion of

A) B-cells B) T helper cells C) Macrophages D) Plasma cells

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Answer & Solution

Answer: Option D

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47

Protein purification can be done by

A) Affinity chromatography B) Ion exchange chromatography C) Sephadex column D) All of the above

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Answer & Solution

Answer: Option D

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48

The group of enzymes that cut DNA molecule at specific sites are known as

A) Recombinant DNA B) DNA ligase C) Restriction endonuclease D) Plasmid DNA

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Answer & Solution

Answer: Option C

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49

The most preferred restriction endonuclease is

A) Type I B) Type II C) Type III D) All of the above

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Answer & Solution

Answer: Option B

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50

Bioreactors are used for

A) Production of ethanol B) Production of enzymes on large scale C) Production of cell culture on large scale D) All of the above

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Answer & Solution

Answer: Option D

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Agricultural Biotechnology MCQ Question and Answer | Agriculture MCQ Question