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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.
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Topics: Plant Physiology
(28)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Cryo preservation of gametes of threatened species in viable
- In the case of peppered moth (Biston betularia) the black
- A hereditary disease which is never passed on from father to son is
- In phylum protozoa, the class of total parasite is
- In a cardiac output of 5250 ml per minute, with 75 heartbeats per minute, the stroke
Topics: Plant Physiology (28)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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