Q. What is the primary function of phloem in vascular plants?
A.
Transport water and minerals
B.
Transport sugars and nutrients
C.
Provide structural support
D.
Store energy
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Solution
Phloem is responsible for the transport of sugars and nutrients produced during photosynthesis from the leaves to other parts of the plant.
Correct Answer:
B
— Transport sugars and nutrients
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Q. What is the primary role of collenchyma cells?
A.
Transport water
B.
Provide flexible support
C.
Store energy
D.
Conduct photosynthesis
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Solution
Collenchyma cells provide flexible support to young stems and leaves, allowing for growth and movement.
Correct Answer:
B
— Provide flexible support
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Q. What type of cells are responsible for the transport of water in plants?
A.
Phloem cells
B.
Sclerenchyma cells
C.
Xylem cells
D.
Parenchyma cells
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Solution
Xylem cells are specialized for the transport of water and dissolved minerals from the roots to the rest of the plant.
Correct Answer:
C
— Xylem cells
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Q. Which of the following is NOT a type of meristematic tissue?
A.
Apical meristem
B.
Lateral meristem
C.
Intercalary meristem
D.
Cork cambium
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Solution
Cork cambium is a type of lateral meristem, but it is not classified as a meristematic tissue in the same sense as apical, lateral, and intercalary meristems.
Correct Answer:
D
— Cork cambium
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Q. Which of the following tissues is primarily involved in the transport of hormones in plants?
A.
Xylem
B.
Phloem
C.
Parenchyma
D.
Sclerenchyma
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Solution
Phloem is involved in the transport of hormones, nutrients, and other organic compounds throughout the plant.
Correct Answer:
B
— Phloem
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