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Q. No.
Which one of the following elements in plants not re-mobilized?
1. Calcium
2. Potassium
3. Sulphur
4. Phosphorus
1. Calcium
2. Potassium
3. Sulphur
4. Phosphorus
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. lignified thick walls
2. cohesion and adhesion
3. weak gravitational pull
4. transpiration pull
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyTwo cells A and B are contiguous. Cell A has osmotic pressure 10 atm, turgor pressure-7 atm and diffusion pressure deficit 3 atm. Cell B has osmotic pressure 8 atm, turgor pressure 3 atm and diffusion pressure deficit 5 atm. The result will be:
1. Movement of water from cell B to A
2. No movement of water
3. Equilibrium between the two
4. Movement of water from cell A to B
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe translocation of organic solutes in sieve tube members is supported by:
1. root pressure and transpiration pull
2. P-proteins
3. mass flow involving a carrier and ATP
4. cytoplasmic streaming
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following is correctly matched?
1. Passive transport of nutrients-ATP
2. Apoplast- Plasmodesmata
3. Potassium- Readily mobilized
4. Bakane of rice seedlings-F Skoog
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology2. Potassium influx and efflux
3. Starch hydrolysis
4. Guard cell photosynthesis
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology2. the root dies first
3. the shoot and root die together
4. Neither root nor shoot will die
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology2. pulling and pushing it, respectively
3. pushing it upward
4. pushing and pulling it, respectively
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA column of water within xylem vessels of tall trees does not break under its weight because of
1. Dissolved sugar in water
2. Tensile strength of water
3. Lignification of xylem vessels
4. Positive root pressure
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Chapter Topics:
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