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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: - During the metaphase stage of mitosis spindle fibres attach to chromosomes at
- In bryophytes and pteridophytes transport of male gametes requires
- Main condition for a plant to perform cross pollination is
- Citric acid cycle is also called
- Increase in circumferance of stem is due to the activity of
Topics: Plant Physiology
(28)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- During the metaphase stage of mitosis spindle fibres attach to chromosomes at
- In bryophytes and pteridophytes transport of male gametes requires
- Main condition for a plant to perform cross pollination is
- Citric acid cycle is also called
- Increase in circumferance of stem is due to the activity of
Topics: Plant Physiology (28)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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