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NEET UG BIOLOGY MCQ: MINERAL NUTRITION
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Statement I: The entry of ions to the symplast is an active process while exit from it is passive
Statement II: The movement of ions into the apoplast occurs through the trans-membrane proteins
Statement II: The movement of ions into the apoplast occurs through the trans-membrane proteins
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Correct option: B
Both statement I and II are incorrect
Option B (Both statement I and II are incorrect) is correct because the entry of ions to the symplast is an active process, while exit is passive, and the movement of ions into the apoplast occurs through the cell walls and intercellular spaces, not just transmembrane proteins.
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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
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