In germination of seed, what is absorbent?

(1) Seed

(2) Water

(3) Environment

(4) Seedling

Subtopic:  Imbibition |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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During Imbibition which of the following is pre-requisite?

(1) Water potential gradient between the absorbent and the liquid imbibed

(2) Affinity between absorbent / adsorbent

(3) Amount of seeds

(4) Both A and B

Subtopic:  Imbibition |
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From the twig experiment in which twig is placed in colored water, which of the following can be deduced?

(1) The path of organic Acid

(2) The path of hormones

(3) The path of water

(4) The development of twig

Subtopic:  Water Absorption |
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Long distance transport cannot be carried by

(1) Diffusion Alone

(2) Active transport alone

(3) Bulk flow

(4) Both A and B

Subtopic:  Water Absorption |
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Movement of molecule across a typical plant cell i.e. 50 micrometer takes

(1) 10 seconds

(2) 15 seconds

(3) 2.5 seconds

(4) 16 seconds

Subtopic:  Water Absorption |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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Mass flow or bulk flow system is the movement of substances in bulk or in masse from one point to another point as a result of

(1) Pressure Difference between two points

(2) Osmotic gradient between two points

(3) Concentration gradient between two points

(4) Cannot be predicted

Subtopic:  Phloem Translocation |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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Mass flow

(1) Solids move slowly

(2) Liquid move faster

(3) All move through the same pace

(4) Solids move faster due to high Osmotic pressure

Subtopic:  Pathways of transport |
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Bulk flow can be achieved by

(1) Positive hydrostatic pressure

(2) Negative hydrostatic pressure

(3) Both A and B

(4) Concentration gradient

Subtopic:  Pathways of transport |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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If mass flow is occurring like a garden hose,

(1) It is due to positive hydrostatic pressure

(2) It is due to negative hydrostatic pressure

(3) It is due to concentration gradient

(4) All of these

Subtopic:  Phloem Translocation |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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If mass flow is occurring like suction through a straw

(1) It is due to positive hydrostatic pressure

(2) It is due to negative hydrostatic pressure

(3) It is due to concentration gradient

(4) All of these

Subtopic:  Water Potential Concept |
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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