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Topic: Seed germination, phases and rate of growth, conditions of growth· Plant Physiology

Match Column - I with Column - II.Column - I | Column - II(a) Nitrococcus | (i) Denitrification(b) Rhizobium | (ii) Conversion of ammonia to nitrite(c) Thiobacillus | (iii) Conversion of nitrite to nitrate(d) Nitrobacter | (iv) Conversion of atmosphe…

Match Column - I with Column - II.

Column - I | Column - II

(a) Nitrococcus | (i) Denitrification

(b) Rhizobium | (ii) Conversion of ammonia to nitrite

(c) Thiobacillus | (iii) Conversion of nitrite to nitrate

(d) Nitrobacter | (iv) Conversion of atmospheric nitrogen to ammonia

Choose the correct answer from options given below.

1. (a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)

2. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)

3. (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)

4. (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)

1 answer

Best answer

Answer: 1. (a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)

Match each bacterium with its role:

  • Nitrococcus converts ammonia to nitrite: (a)-(ii).
  • Rhizobium fixes atmospheric nitrogen into ammonia: (b)-(iv).
  • Thiobacillus is a denitrifier: (c)-(i).
  • Nitrobacter converts nitrite to nitrate: (d)-(iii).

This is option 1.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report
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