NEET Biology question

BiologyMicrobes in Human WelfareNEET

Match Column I with Column II.

| Column I | Column II | |---|---| | (A) Symbiotic nitrogen-fixing bacteria | (1) Mosquitoes | | (B) Dragonflies | (2) Rhizobium | | (C) Bacillus thuringiensis | (3) Azotobacter | | (D) Free-living nitrogen-fixing bacteria | (4) Butterfly caterpillars |

Answer: (A)

Solution

Symbiotic nitrogen fixation is exemplified by Rhizobium (A-2), dragonflies control mosquitoes (B-1), Bt controls

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Question ID VK-124608