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NEET • BIOLOGY • TRANSPORT IN PLANTS
Transport in plants practice · Easy
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91
Easy
91 of 102
Remembering
+4 | -1
The term apoplast signifies
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Correct option: A
Cell wall, intercellular space and water filled channel
Option A (Cell wall, intercellular space and water filled channel) is correct because it accurately defines the apoplast pathway in plants.
92
Easy
92 of 102
Remembering
+4 | -1
Stomata which can open at night, are present in
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Correct option: A
Xerophytes
Option A (Xerophytes) is correct because some xerophytes have stomata that open at night to conserve water (CAM plants).
93
Easy
93 of 102
Understanding
+4 | -1
Phloem mainly contains all of the following, except
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Correct option: D
Inorganic nitrogen
Option D (Inorganic nitrogen) is correct because phloem primarily transports organic compounds like amino acids, sucrose, and hormones, but not inorganic nitrogen.
94
Easy
94 of 102
Understanding
+4 | -1
Which of the following lacks stomata?
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Correct option: C
Aquatic submerged plants
Option C (Aquatic submerged plants) is correct because submerged plants often lack stomata as they absorb nutrients and gases directly from the water.
95
Easy
95 of 102
Remembering
+4 | -1
Passage cells are thin-walled cells found in
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Correct option: A
Endodermis of roots facilitating rapid transport of water from cortex to pericycle
Option A is correct. Passage cells in the endodermis of roots facilitate the rapid transport of water from the cortex to the pericycle.
96
Easy
96 of 102
Understanding
+4 | -1
Assertion: Pure water has greatest water potential.
Reason: Pure water contain maximum free water molecule.
Reason: Pure water contain maximum free water molecule.
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Correct option: A
If both the assertion and the reason are true and the reason is a correct explanation of the assertion.
Option A (If both the assertion and the reason are true and the reason is a correct explanation of the assertion) is correct because pure water has the highest water potential due to the maximum number of free water molecules.
97
Easy
97 of 102
Application
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Cell A has bars and cell B has bars. The movement of water will be from
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Correct option: A
Cell A to cell B
Option A (Cell A to cell B) is correct because water moves from a region of higher water potential to a region of lower water potential, and -3 bars is a higher water potential than -8 bars.
98
Easy
98 of 102
Remembering
+4 | -1
Graham’s law is correlated with
View answer and explanation
Correct option: A
Diffusion
Option A (Diffusion) is correct because Graham's law describes the rate of diffusion of gases.
99
Easy
99 of 102
Remembering
+4 | -1
Uphill transport is a type of
View answer and explanation
Correct option: A
Active transport
Option A is correct because uphill transport, which moves substances against their concentration gradient, requires energy and is therefore a type of active transport.
100
Easy
100 of 102
Remembering
+4 | -1
Water potential of pure water is standard temperature is equal to
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Correct option: C
Zero
Option C is correct because the water potential of pure water at standard temperature is defined as zero.
101
Easy
101 of 102
Understanding
+4 | -1
Choose the correct statements regarding guttation and pick the correct option from the codes given below
I. It occurs through specialised pore called hydathode
II. Hydathodes can be located on the margin and tips of leaves
III. It occurs in plants growing under condition of low soil moisture and high humidity
IV. It occurs in herbaceous plants when root pressure is low and transpiration is high
I. It occurs through specialised pore called hydathode
II. Hydathodes can be located on the margin and tips of leaves
III. It occurs in plants growing under condition of low soil moisture and high humidity
IV. It occurs in herbaceous plants when root pressure is low and transpiration is high
View answer and explanation
Correct option: A
I and II
Option A (I and II) is correct because guttation occurs through hydathodes, which are located on the margins and tips of leaves.
102
Easy
102 of 102
Remembering
+4 | -1
Stomata are also called as
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Correct option: A
Stomates
Option A (Stomates) is correct because "stomates" is simply an alternate, acceptable term for stomata.
Revision notes and key takeaways
Review TRANSPORT IN PLANTS in your textbook or class notes, then use this set to check your understanding.
Showing 91-102 of 102 questions