Plant Cells and Tissues - Competitive Exam Level
Q. What is the primary function of xylem in vascular plants?
-
A.
Transport of nutrients
-
B.
Transport of water
-
C.
Photosynthesis
-
D.
Storage of carbohydrates
Solution
Xylem is responsible for the transport of water and dissolved minerals from the roots to the rest of the plant.
Correct Answer: B — Transport of water
Q. What is the role of collenchyma cells in plants?
-
A.
Storage of starch
-
B.
Support in young stems and leaves
-
C.
Water transport
-
D.
Photosynthesis
Solution
Collenchyma cells provide flexible support to young stems and leaves, allowing for growth and movement.
Correct Answer: B — Support in young stems and leaves
Q. What type of cells make up the epidermis of a plant?
-
A.
Parenchyma cells
-
B.
Sclerenchyma cells
-
C.
Epidermal cells
-
D.
Collenchyma cells
Solution
The epidermis is primarily composed of epidermal cells, which serve as a protective layer.
Correct Answer: C — Epidermal cells
Q. What type of plant cell is specialized for water storage?
-
A.
Sclerenchyma
-
B.
Collenchyma
-
C.
Parenchyma
-
D.
Epidermal cells
Solution
Parenchyma cells can store water and nutrients, making them essential for plant hydration and metabolism.
Correct Answer: C — Parenchyma
Q. Which plant tissue is primarily involved in the storage of food?
-
A.
Xylem
-
B.
Phloem
-
C.
Parenchyma
-
D.
Sclerenchyma
Solution
Parenchyma tissue is often involved in the storage of food, particularly starch, in various plant organs.
Correct Answer: C — Parenchyma
Q. Which tissue is responsible for the transport of sugars in plants?
-
A.
Xylem
-
B.
Phloem
-
C.
Cortex
-
D.
Pith
Solution
Phloem is responsible for the transport of sugars and other metabolic products downward from the leaves.
Correct Answer: B — Phloem
Showing 1 to 6 of 6 (1 Pages)
