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NEET UG BIOLOGY MCQ: MINERAL NUTRITION
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Which of the following statements are correct?
(i) Solution culture/hydroponics contains all essential minerals except one, the usefulness of which is to be determined.
(ii) and selenium are beneficial element required by higher plants.
(iii) is the activator of nitrogenases while is the activator of alcohol dehydrogenase.
(iv) is needed for auxin synthesis.
(i) Solution culture/hydroponics contains all essential minerals except one, the usefulness of which is to be determined.
(ii) and selenium are beneficial element required by higher plants.
(iii) is the activator of nitrogenases while is the activator of alcohol dehydrogenase.
(iv) is needed for auxin synthesis.
View answer and explanation
Correct option: B
(i), (ii), (iv)
Option B ((i), (ii), (iv)) is correct because these statements accurately describe aspects of plant nutrition and essential elements.
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IV Azotobacter - Anaerobic nitrogen-fixer Deficiency of which to the following can cause yellowing of intravenous regions of leaves? Which among the following are used as media for hydroponics? Elements mainly involved in cell membrane synthesis, in normal functioning of the cell membrane are The major characteristics of colloids is/are
I Nitrosomonas – Nitrite to nitrate
II Thiobacillus - Denitrification
III Nostoc - Free-living nitrogen-fixer
IV Azotobacter - Anaerobic nitrogen-fixer Deficiency of which to the following can cause yellowing of intravenous regions of leaves? Which among the following are used as media for hydroponics? Elements mainly involved in cell membrane synthesis, in normal functioning of the cell membrane are The major characteristics of colloids is/are