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Which one of the following statements is correct ?
Options
(a) Both Azotobacter and Rhizobium fix atomspheric nitrogen in root nodules of plants
(b) Cyanobacteria such as Anabaena and Nostoc are important mobilizers of phosphates and for plant nutrition in soil
(c) At present it is not possible to grow maize without chemical fertilizers
(d) Extensive use of chemical fertilizers may lead to eutrophication of nearby water bodies
Correct Answer:
Extensive use of chemical fertilizers may lead to eutrophication of nearby water bodies
Explanation:
Extensive use of chemica fertilizers may elad to eutrophiction of nearby water bodies.
Related Questions: - Haversian canal is
- A vertebra has a convexity both in front and behind it. It is called
- Coenogametes are found in
- Which one of the following statements is correct about plants?
- An organelle present in plant cells but absent from those of animals is
Topics: Plant Physiology
(28)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Haversian canal is
- A vertebra has a convexity both in front and behind it. It is called
- Coenogametes are found in
- Which one of the following statements is correct about plants?
- An organelle present in plant cells but absent from those of animals is
Topics: Plant Physiology (28)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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