Plant Tissue MCQ Quiz – Part 2
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This Plant Tissue MCQ Quiz helps aspirants revise important concepts related to types of plant tissues, their structure, and functions, which are frequently asked in competitive exams. Regular practice of plant tissue MCQs improves conceptual understanding and helps candidates answer biology questions quickly and accurately.
GK Series – Biology – Plant Tissue MCQ Quiz |
|
| Subject | Biology |
| Chapter | Plant Tissue |
| Part | 2 |
| Questions | 21 |
Who Should Attempt This Plant Tissue MCQ Quiz?
This Plant Tissue MCQ Quiz is useful for aspirants preparing for SSC, Railways, Banking, Defence, and other government job exams, where basic biology questions are commonly asked in the General Knowledge section.
Topics Covered in This Plant Tissue MCQ Quiz
This quiz includes MCQs based on important topics such as meristematic tissue, permanent tissue, simple tissues, complex tissues (xylem and phloem), parenchyma, collenchyma, sclerenchyma, and other fundamental concepts related to plant tissue structure and functions.
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Question 1 of 21
1. Question
Xylem mainly helps in
Correct
➤ Xylem is responsible for transport of water and minerals from roots to other parts of plants.
➤ This transport occurs in upward direction only.
➤ It also provides mechanical support.Incorrect
➤ Xylem is responsible for transport of water and minerals from roots to other parts of plants.
➤ This transport occurs in upward direction only.
➤ It also provides mechanical support. -
Question 2 of 21
2. Question
Phloem mainly helps in
Correct
➤ Phloem transports food (sugars) produced during photosynthesis.
➤ Food moves from leaves to other plant parts.
➤ Transport occurs in both directions.Incorrect
➤ Phloem transports food (sugars) produced during photosynthesis.
➤ Food moves from leaves to other plant parts.
➤ Transport occurs in both directions. -
Question 3 of 21
3. Question
Which of the following is NOT a component of xylem?
Correct
➤ Components of xylem include:
➤ Tracheids
➤ Vessels
➤ Xylem fibres
➤ Xylem parenchyma
➤ Sieve tubes belong to phloem.Incorrect
➤ Components of xylem include:
➤ Tracheids
➤ Vessels
➤ Xylem fibres
➤ Xylem parenchyma
➤ Sieve tubes belong to phloem. -
Question 4 of 21
4. Question
Which of the following is a component of phloem?
Correct
➤ Phloem components include:
➤ Sieve tubes
➤ Companion cells
➤ Phloem parenchyma
➤ Phloem fibres.Incorrect
➤ Phloem components include:
➤ Sieve tubes
➤ Companion cells
➤ Phloem parenchyma
➤ Phloem fibres. -
Question 5 of 21
5. Question
Sieve tubes are unique because they
Correct
➤ Sieve tubes are living cells but lack nucleus at maturity.
➤ Their activity is controlled by companion cells.
➤ They help in transport of food in plants.Incorrect
➤ Sieve tubes are living cells but lack nucleus at maturity.
➤ Their activity is controlled by companion cells.
➤ They help in transport of food in plants. -
Question 6 of 21
6. Question
Protective tissues in plants mainly function to
Correct
➤ Protective tissues form the outermost layer of plant parts.
➤ They protect plants from mechanical injury, pathogens, and water loss.
➤ Examples include epidermis and cork.Incorrect
➤ Protective tissues form the outermost layer of plant parts.
➤ They protect plants from mechanical injury, pathogens, and water loss.
➤ Examples include epidermis and cork. -
Question 7 of 21
7. Question
The outermost protective layer covering plant organs is called
Correct
➤ Epidermis is the outermost layer of plant cells.
➤ It covers leaves, stems, roots, and flowers.
➤ It acts as a protective barrier.Incorrect
➤ Epidermis is the outermost layer of plant cells.
➤ It covers leaves, stems, roots, and flowers.
➤ It acts as a protective barrier. -
Question 8 of 21
8. Question
In leaves, epidermal cells form structures called
Correct
➤ Stomata are tiny pores present in the epidermis of leaves.
➤ They allow gaseous exchange.
➤ They also help regulate transpiration.Incorrect
➤ Stomata are tiny pores present in the epidermis of leaves.
➤ They allow gaseous exchange.
➤ They also help regulate transpiration. -
Question 9 of 21
9. Question
The opening and closing of stomata is controlled by
Correct
➤ Guard cells surround each stoma.
➤ They are usually kidney-shaped.
➤ They regulate the opening and closing of stomata.Incorrect
➤ Guard cells surround each stoma.
➤ They are usually kidney-shaped.
➤ They regulate the opening and closing of stomata. -
Question 10 of 21
10. Question
Root hairs are important because they
Correct
➤ Root hairs are extensions of epidermal cells.
➤ They increase the surface area of roots.
➤ This helps in efficient absorption of water and minerals.Incorrect
➤ Root hairs are extensions of epidermal cells.
➤ They increase the surface area of roots.
➤ This helps in efficient absorption of water and minerals. -
Question 11 of 21
11. Question
The waxy protective layer present on plant epidermis is called
Correct
➤ Cuticle is a waxy protective layer covering the epidermis.
➤ It is made of cutin.
➤ It helps prevent water loss in plants.Incorrect
➤ Cuticle is a waxy protective layer covering the epidermis.
➤ It is made of cutin.
➤ It helps prevent water loss in plants. -
Question 12 of 21
12. Question
Cutin is mainly
Correct
➤ Cutin is a waxy substance forming the cuticle layer.
➤ It prevents excess water loss.
➤ It also protects plants from injury and infection.Incorrect
➤ Cutin is a waxy substance forming the cuticle layer.
➤ It prevents excess water loss.
➤ It also protects plants from injury and infection. -
Question 13 of 21
13. Question
Cork tissue mainly occurs in
Correct
➤ Cork cells form the outer protective layer in mature stems.
➤ They are found in tree trunks and outer stem surfaces.
➤ They provide protection to plants.Incorrect
➤ Cork cells form the outer protective layer in mature stems.
➤ They are found in tree trunks and outer stem surfaces.
➤ They provide protection to plants. -
Question 14 of 21
14. Question
Cork cells are usually
Correct
➤ Cork cells are dead cells.
➤ They are closely packed with no intercellular spaces.
➤ They form a strong protective barrier.Incorrect
➤ Cork cells are dead cells.
➤ They are closely packed with no intercellular spaces.
➤ They form a strong protective barrier. -
Question 15 of 21
15. Question
Suberin present in cork cells helps in
Correct
➤ Suberin is a waxy substance present in cork cell walls.
➤ It makes the cork impermeable to water and gases.
➤ It protects plants from water loss and environmental damage.Incorrect
➤ Suberin is a waxy substance present in cork cell walls.
➤ It makes the cork impermeable to water and gases.
➤ It protects plants from water loss and environmental damage. -
Question 16 of 21
16. Question
The loss of water vapour from plant surfaces is called
Correct
➤ Transpiration is the loss of water vapour from plants.
➤ It mainly occurs through stomata, cuticle and lenticels.
➤ It helps in cooling the plant body and maintaining water balance.Incorrect
➤ Transpiration is the loss of water vapour from plants.
➤ It mainly occurs through stomata, cuticle and lenticels.
➤ It helps in cooling the plant body and maintaining water balance. -
Question 17 of 21
17. Question
Guttation refers to the loss of
Correct
➤ Guttation is the loss of liquid water droplets from plants.
➤ It usually occurs at the edges of leaves.
➤ It commonly happens during night or early morning.Incorrect
➤ Guttation is the loss of liquid water droplets from plants.
➤ It usually occurs at the edges of leaves.
➤ It commonly happens during night or early morning. -
Question 18 of 21
18. Question
Guttation occurs through special structures called
Correct
➤ Hydathodes are specialized structures present on leaf margins.
➤ They release water droplets during guttation.
➤ These structures help remove excess water.Incorrect
➤ Hydathodes are specialized structures present on leaf margins.
➤ They release water droplets during guttation.
➤ These structures help remove excess water. -
Question 19 of 21
19. Question
Which of the following is true about transpiration?
Correct
➤ Transpiration helps cool the plant body.
➤ It occurs mainly during daytime.
➤ It involves the loss of water vapour through stomata.Incorrect
➤ Transpiration helps cool the plant body.
➤ It occurs mainly during daytime.
➤ It involves the loss of water vapour through stomata. -
Question 20 of 21
20. Question
Xylem and phloem together are known as
Correct
➤ Xylem and phloem together form vascular bundles.
➤ Xylem transports water and minerals.
➤ Phloem transports food produced during photosynthesis.
➤ These tissues help in transport within plants.Incorrect
➤ Xylem and phloem together form vascular bundles.
➤ Xylem transports water and minerals.
➤ Phloem transports food produced during photosynthesis.
➤ These tissues help in transport within plants. -
Question 21 of 21
21. Question
The hardness of walnut shells and seed coats is due to
Correct
➤ Sclereids are a special type of sclerenchyma cells.
➤ They have very thick lignified cell walls.
➤ They provide hardness to seed coats and shells like walnut.Incorrect
➤ Sclereids are a special type of sclerenchyma cells.
➤ They have very thick lignified cell walls.
➤ They provide hardness to seed coats and shells like walnut.