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NEET Biology (Sept)2020 PYQs

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📝 NEET (Sept)2020 📘 NCERT Focused 🤖 AI Explanations

Question 71 of 90

🟢 NEET (Sept)2020 📘 CLASS XI 🌿 Microbes In Human Welfare

Match the following columns and select the correct option.

Column-I	Column-II
(A)Clostridium butylicum	(I)Cyclosporin-A
(B)Trichoderma polysporum	(II)Butyric Acid
(C)Monascus purpureus	(III)Citric Acid
(D)Aspergillus niger	(IV)Blood cholesterol lowering agent

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Question 72 of 90

🟢 NEET (Sept)2020 📘 CLASS XII 🌿 Biotechnology Principles And Processes

Choose the correct pair from the following:

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Question 73 of 90

🟢 NEET (Sept)2020 📘 CLASS XII 🌿 Biotechnology Principles And Processes

Identify the wrong statement with regard to Restriction Enzymes.

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Question 74 of 90

🟢 NEET (Sept)2020 📘 CLASS XII 🌿 Biotechnology Principles And Processes

Match the following columns and select the correct option.

Column-I	Column-II
(A)Bt cotton	(I)Gene therapy
(B)Adenosine deaminase deficiency	(II)Cellular defence
(C)RNAi	(III)Detection of HIV infection
(D)PCR	(IV)Bacillus thuringiensis

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Question 75 of 90

🟢 NEET (Sept)2020 📘 CLASS XII 🌿 Biotechnology Principles And Processes

In gel electrophoresis, separated DNA fragments can be visualized with the help of:

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Question 76 of 90

🟢 NEET (Sept)2020 📘 CLASS XII 🌿 Biotechnology And Its Applications

Match the organism with its use in biotechnology.

(A)Bacillus thuringiensis	(I)Cloning vector
(B)Thermus aquaticus	(II)Construction of first rDNA molecule
(C)Agrobacterium tumefaciens	(III)DNA polymerase
(D)Salmonella typhimurium	(IV)Cry proteins

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Question 77 of 90

🟢 NEET (Sept)2020 📘 CLASS XII 🌿 Biotechnology And Its Applications

Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis (Bt) is resistant to:

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Question 78 of 90

🟢 NEET (Sept)2020 📘 CLASS XII 🌿 Biotechnology And Its Applications

Which of the following statements is not correct?

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Question 79 of 90

🟢 NEET (Sept)2020 📘 CLASS XII 🌿 Organisms And Populations

Which of the following is not an attribute of a population?

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Question 80 of 90

🟢 NEET (Sept)2020 📘 CLASS XII 🌿 Organisms And Populations

Secondary metabolites such as nicotine, strychnine and caffeine are produced by plants for their:

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