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NEET Zoology PYQs
Class XI & Class XII
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🧬 Zoology
📘 Class XI & XII
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407 questions in Zoology
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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Match the following techniques or instruments with their usage:
| Column-I |
Column-II |
| (A)Bioreactor |
(I)Separation of DNA fragments |
| (B)Electrophoresis |
(II)Production of large quantities of products |
| (C)PCR |
(III)Detection of pathogen, based on antigen - antibody reaction |
| (D)ELISA |
(IV)Amplification of nucleic acids |
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First discovered restriction endonuclease that always cuts DNA molecule at a particular point by recognising a specific sequence of six base pairs is:
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Select the correct statement from the following:
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In a mixture, DNA fragments are separated by:
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In Recombinant DNA technology antibiotics are used:
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Match the items in Column-I with those in Column-II :
| Column-I |
Column-II |
| (A)Herbivores-Plants |
(I)Commensalism |
| (B)Mycorrhiza-Plants |
(II)Mutualism |
| (C)Sheep-Cattle |
(III)Predation |
| (D)Orchid-Tree |
(IV)Competition |
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The impact of immigration on population density is:
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According to Alexander von Humboldt:
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Which of the following is not an attribute of a
population?
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