75 Solved MCQs are a powerful tool for mastering any chapter. This comprehensive set of multiple-choice questions for Tissues (Class 9 Science, Chapter 6) covers how different tissues work together in living organisms. These questions explore the functional roles of plant and animal tissues, their structural adaptations, and how they coordinate to perform essential life processes. At Dhingra Classes Nashik, we believe consistent practice is the cornerstone of academic excellence.
📚 Set 1: Plant Tissues – Growth and Support in Action
1. Which meristematic tissue is responsible for the increase in the girth of a plant?
A. Apical meristem
B. Lateral meristem
C. Intercalary meristem
D. Epidermal meristem
Answer: (b) – Lateral meristem, also called cambium, is located along the circumference of stems and roots and is responsible for increasing their diameter or girth .
2. Why are monocot plants usually not branched?
A. They lack apical meristem
B. They lack lateral meristem
C. They lack intercalary meristem
D. They have only sclerenchyma
Answer: (b) – Monocots lack lateral meristem, which is responsible for producing branches and increasing girth .
3. How do grasses regenerate after being mowed or grazed?
A. Due to apical meristem
B. Due to lateral meristem
C. Due to intercalary meristem
D. Due to permanent tissue
Answer: (c) – Intercalary meristem is present at the base of internodes or just above the nodes of grasses, allowing them to regrow after cutting .
4. What is the main function of collenchyma tissue in a growing plant?
A. Transport of water
B. Providing rigidity
C. Providing flexibility and mechanical support
D. Storing food
Answer: (c) – Collenchyma allows easy bending in various parts of a plant (leaf, stem) without breaking and also provides mechanical support .
5. Which tissue is commercially exploited to obtain hemp and jute?
A. Parenchyma
B. Collenchyma
C. Sclerenchyma
D. Epidermis
Answer: (c) – Sclerenchyma fibres are used commercially to obtain hemp and jute .
6. Why does the husk of a coconut make the fruit hard and stiff?
A. It is made of parenchyma
B. It is made of collenchyma
C. It is made of sclerenchyma
D. It is made of aerenchyma
Answer: (c) – Sclerenchymatous tissue makes the plant hard and stiff. The cells of this tissue are dead and have walls thickened due to lignin .
7. Which tissue provides buoyancy to aquatic plants to help them float?
A. Chlorenchyma
B. Aerenchyma
C. Collenchyma
D. Sclerenchyma
Answer: (b) – Aerenchyma is a type of parenchyma with large air cavities that gives buoyancy to aquatic plants .
8. The xylem tissue is formed by how many types of components?
A. Two
B. Three
C. Four
D. Five
Answer: (c) – Xylem consists of four types of elements: tracheids, vessels, xylem parenchyma, and xylem fibres .
9. What is the function of the epidermis in desert plants?
A. To absorb more water
B. To reduce the rate of water loss
C. To increase photosynthesis
D. To store food
Answer: (b) – Desert plants have a thick waxy coating of cutin on the epidermis to reduce water loss .
10. What is the role of guard cells in the epidermis?
A. To absorb water
B. To enclose stomata and regulate transpiration
C. To provide mechanical support
D. To store food
Answer: (b) – Stomata are enclosed by two kidney-shaped guard cells, which are necessary for exchanging gases and transpiration .
📚 Set 2: Animal Tissues – Structure and Function in Action
11. Which tissue type covers the body surfaces and lines internal cavities?
A. Connective tissue
B. Muscular tissue
C. Epithelial tissue
D. Nervous tissue
Answer: (c) – Epithelial tissue forms the covering or lining of all internal and external body surfaces .
12. Which epithelial tissue is found in the alveoli and blood vessel lining?
A. Stratified squamous epithelium
B. Simple squamous epithelium
C. Cuboidal epithelium
D. Columnar epithelium
Answer: (b) – Simple squamous epithelium is a single layer of extremely thin cells, found in alveoli and blood vessel lining for efficient exchange .
13. Why is epithelial tissue called protective tissue?
A. It helps in movement
B. It protects the underlying tissues from mechanical injury, pathogens, and drying out
C. It transports nutrients
D. It stores fat
Answer: (b) – Epithelial tissue is called protective tissue because it forms the outer covering of the body and protects the underlying tissues from mechanical injury, pathogens, and drying out .
14. What type of tissue has a fluid matrix?
A. Bone
B. Cartilage
C. Blood
D. Adipose tissue
Answer: (c) – Blood is a fluid connective tissue with a liquid matrix called plasma .
15. Which tissue stores fat in the human body?
A. Areolar tissue
B. Adipose tissue
C. Cartilage
D. Bone
Answer: (b) – Adipose tissue is a type of connective tissue that stores fat .
16. What connects muscles to bones in the human body?
A. Ligament
B. Tendon
C. Cartilage
D. Areolar tissue
Answer: (b) – Tendons connect muscles to bones, while ligaments connect bones to other bones .
17. A person met with an accident in which two long bones of the hand were dislocated. What is the possible reason?
A. Tendon break
B. Break of skeletal muscle
C. Ligament break
D. Areolar tissue break
Answer: (c) – Ligaments connect bone to bone; their break can cause dislocation at joints .
18. Which muscles are responsible for the movement of our hands and legs during physical activities?
A. Smooth muscles
B. Skeletal muscles
C. Cardiac muscles
D. Involuntary muscles
Answer: (b) – Skeletal muscles contract and pull tendons to move bones during voluntary movements .
19. What are the three features of cardiac muscles?
A. Voluntary, non-striated, and spindle-shaped
B. Involuntary, striated, and branched
C. Involuntary, non-striated, and spindle-shaped
D. Voluntary, striated, and unbranched
Answer: (b) – Cardiac muscles are involuntary, striated, branched, and uninucleate .
20. Which muscles help in pushing food down along the alimentary canal?
A. Skeletal muscles
B. Cardiac muscles
C. Smooth muscles
D. Striated muscles
Answer: (c) – Smooth muscles are involuntary muscles found in the walls of the alimentary canal and help in peristalsis .
21. What is the structure of a neuron?
A. Spindle-shaped cell with a single nucleus
B. Cell body with dendrites and a long axon
C. Cylindrical, branched cell with multiple nuclei
D. Flat, thin cells arranged in layers
Answer: (b) – A neuron has a cell body containing a nucleus, dendrites that receive signals, and a long axon that transmits signals .
22. Why do axons and dendrites of neurons connect in an end-to-end manner?
A. To store nutrients
B. To carry impulses in chains throughout the body
C. To provide mechanical support
D. To exchange gases
Answer: (b) – Neurons lie end-to-end in chains to carry impulses throughout the animal body .
📚 Set 3: Tissues in Action – Application-Based Questions
23. What happens when you add salt to vegetables during cooking?
A. Vegetables gain water
B. Vegetables lose water
C. Vegetables neither lose nor gain water
D. Vegetables become crunchy
Answer: (b) – When salt is added to vegetables, water moves out of the plant cells (osmosis) because the external solution becomes hypertonic .
24. Dry gram seeds soaked overnight in water swell up. What is the reason?
A. The water is hypertonic
B. The water is hypotonic
C. The water is isotonic
D. It is a natural process
Answer: (b) – The seeds absorb water and swell because the water is hypotonic compared to the cell sap of the seeds .
25. How does a plant heal a wound?
A. By differentiation of parenchyma
B. By division of collenchyma
C. By division of meristematic tissue
D. By deposition of lignin
Answer: (c) – Meristematic tissue plays a vital role in wound healing in plants .
26. In a tree, the annual rings on a cut trunk are the result of which tissue?
A. Apical meristem
B. Lateral meristem
C. Intercalary meristem
D. Epidermal tissue
Answer: (b) – Lateral meristem produces new cells in concentric rings, leading to the formation of annual growth rings .
27. What protects a plant from mechanical injury, water loss, harmful microorganisms, and extreme environmental conditions?
A. Xylem
B. Phloem
C. Epidermis
D. Cortex
Answer: (c) – Epidermis forms the outermost layer of the plant body and protects it .
28. Why is the epidermis of the roots different from that of the stem?
A. Root epidermis is thicker
B. Root epidermis has no cuticle and bears root hairs for absorption
C. Root epidermis has stomata
D. Root epidermis is made of dead cells
Answer: (b) – Epidermal cells of the roots have long hair-like parts to increase the absorptive surface area and do not have a cuticle .
29. What type of tissue is responsible for signalling pain during injury?
A. Muscular tissue
B. Connective tissue
C. Epithelial tissue
D. Nervous tissue
Answer: (d) – Nervous tissue transmits signals throughout the body, including pain signals to protect the injured area .
30. Which tissue rushes in with repair cells during an injury?
A. Muscle tissue only
B. Connective tissue and blood tissue
C. Nervous tissue only
D. Epithelial tissue only
Answer: (b) – During injury, connective tissue and blood tissue rush in with repair cells to heal the wound .
📚 Set 4: Differentiation and Comparison Questions
31. How are simple tissues different from complex tissues in plants?
A. Simple tissues have one type of cell; complex tissues have multiple types
B. Simple tissues are dead; complex tissues are living
C. Simple tissues are found only in roots; complex tissues only in stems
D. Simple tissues conduct food; complex tissues conduct water
Answer: (a) – Simple tissues are composed of only one type of cell, while complex tissues are composed of more than one type of cell .
32. What is the main difference between xylem and phloem?
A. Xylem transports food; phloem transports water
B. Xylem transports water; phloem transports food
C. Both transport water
D. Both are made of dead cells
Answer: (b) – Xylem transports water and minerals from roots to other parts, while phloem transports food from leaves to other parts .
33. Which of the following correctly differentiates between the three types of simple permanent tissues?
A. Parenchyma has thin walls; collenchyma has thick corners; sclerenchyma has thick lignified walls
B. Parenchyma has thick lignified walls; collenchyma has thin walls; sclerenchyma has thick corners
C. All have thin cell walls
D. All have thick lignified walls
Answer: (a) – Parenchyma has thin cell walls; collenchyma has cell walls thickened at the corners; sclerenchyma has thick, lignified walls .
34. What is the difference between skeletal and smooth muscles?
A. Skeletal muscles are involuntary; smooth muscles are voluntary
B. Skeletal muscles are striated and voluntary; smooth muscles are non-striated and involuntary
C. Both are voluntary
D. Both are striated
Answer: (b) – Skeletal muscles are striated and voluntary, while smooth muscles are non-striated and involuntary .
35. What is the peculiarity observed in sieve tube cells (Y) of phloem?
A. They have thick lignified walls
B. They are without nuclei but contain living protoplasm
C. They are dead at maturity
D. They have intercellular spaces
Answer: (b) – Mature sieve tube members are without nuclei but contain living protoplasm, which is a unique feature observed among plant cells .
📚 Set 5: Labeling and Diagram-Based Questions
36. In the diagram of the L.S. of phloem, what is ‘Y’?
A. Phloem parenchyma cell
B. Sieve tube cell
C. Companion cell
D. Sieve plate
Answer: (b) – ‘Y’ is identified as a sieve tube cell .
37. What is the function of intercalated discs in cardiac muscle?
A. To store nutrients
B. To connect cardiac muscle cells and allow coordinated contraction
C. To provide mechanical support
D. To transmit nerve impulses
Answer: (b) – Intercalated discs are present at intervals in cardiac muscle fibres, allowing coordinated contraction .
38. In the diagram of a neuron, what is the function of ‘T’ (axon)?
A. To receive signals
B. To transmit signals away from the cell body
C. To provide nourishment
D. To protect the cell
Answer: (b) – The axon transmits electrical signals to other cells or neurons away from the cell body .
39. In the diagram of a neuron, what is the function of ‘Q’ (dendrites)?
A. To transmit signals away
B. To receive signals from other neurons
C. To provide myelin sheath
D. To store neurotransmitters
Answer: (b) – Dendrites receive signals from other neurons and convey them towards the cell body .
40. In the diagram of adipose tissue, what does ‘A’ represent?
A. Cytoplasm
B. Fat storage area
C. Nucleus
D. Plasma membrane
Answer: (b) – In adipose tissue, ‘A’ represents the fat storage area .
41. In the T.S. of bone diagram, what is the function of Haversian canals?
A. To store fat
B. To carry blood vessels and nerves
C. To produce red blood cells
D. To provide strength
Answer: (b) – Haversian canals are channels in bone that carry blood vessels and nerves .
42. In the diagram of cartilage, what is ‘A’ (chondrocyte)?
A. The fat storage cell
B. The matrix-secreting cell of cartilage
C. The cell that forms bone
D. The cell that provides immunity
Answer: (b) – Chondrocytes are the matrix-secreting cells of cartilage .
📚 Set 6: Application and Higher-Order Thinking Questions
43. What happens if the tip of a young stem is cut?
A. The stem stops growing in length but new branches arise from the nodes
B. The stem continues to grow in length
C. The stem dies
D. The stem grows in girth
Answer: (a) – When the tip of a young stem is cut, the stem stops growing in length but new branches arise from the nodes due to intercalary meristem .
44. Why does the hedge around a garden become bushy after being cut?
A. Due to apical meristem
B. Due to lateral meristem
C. Due to intercalary meristem
D. Due to sclerenchyma
Answer: (c) – The hedge becomes bushy due to the presence of intercalary meristem, which allows new branches to appear after cutting .
45. Which tissue helps in the sideways conduction of water in the branches of a tree?
A. Collenchyma
B. Parenchyma
C. Xylem parenchyma
D. Xylem vessels
Answer: (d) – Xylem vessels are responsible for the sideways conduction of water in the branches of a tree .
46. In desert plants, the rate of water loss gets reduced due to the presence of what?
A. Cuticle
B. Stomata
C. Lignin
D. Suberin
Answer: (a) – Desert plants have a thick waxy coating of cutin on the outer surface of their epidermis to reduce water loss .
47. Which tissue is found in the growing parts of a plant?
A. Apical meristem
B. Permanent tissue
C. Parenchyma
D. Sclerenchyma
Answer: (a) – Apical meristem is found at the tips of roots and shoots and helps the plant grow in length .
48. What is the main function of areolar tissue?
A. To store fat
B. To provide support and act as a packaging tissue
C. To connect bone to bone
D. To contract and produce movement
Answer: (b) – Areolar tissue is a type of loose connective tissue that acts as a supporting and packaging tissue, fills the space inside organs, and helps in repair .
49. Where is cartilage found in the human body?
A. Nose
B. Ear
C. Larynx
D. All of the above
Answer: (d) – Cartilage is found in the nose, ear, and larynx, providing support and flexibility .
50. What are myofibrils?
A. Fine, longitudinally running fibrils in muscle fibres that are contractile
B. The matrix of bone
C. The fluid in blood
D. The cells of nervous tissue
Answer: (a) – Myofibrils are contractile fibrils present in muscle fibres .
📚 Set 7: Additional Practice Questions
51. Which tissue is responsible for the formation of a new plant from a cutting?
A. Apical meristem
B. Lateral meristem
C. Intercalary meristem
D. Secondary meristem
Answer: (a) – Apical meristem helps in the growth and development of new plant parts .
52. What is the main function of the parenchyma tissue?
A. Provide mechanical support
B. Conduct water
C. Store food material
D. Regenerate new parts
Answer: (c) – The main function of parenchyma is to store food material .
53. Which type of muscle is responsible for the heartbeat?
A. Skeletal muscle
B. Smooth muscle
C. Cardiac muscle
D. Voluntary muscle
Answer: (c) – Cardiac muscles are responsible for the rhythmic contraction and relaxation of the heart .
54. What is the connective spot between the axon of one neuron and the dendrite of another neuron called?
A. Synapse
B. Myelin sheath
C. Node of Ranvier
D. Intercalated disc
Answer: (a) – The synapse is the junction between the axon of one neuron and the dendrite of another neuron .
55. What is the outermost layer of a plant called?
A. Epidermis
B. Cork
C. Cambium
D. Phloem
Answer: (a) – The epidermis is the outermost layer of the plant body .
56. What is the function of stomata?
A. Exchange of gases and transpiration
B. Absorption of water
C. Storage of food
D. Protection from mechanical injury
Answer: (a) – Stomata are pores in the epidermis that help in gas exchange and transpiration .
57. Which type of tissue is present at the tip of the human nose?
A. Bone
B. Cartilage
C. Adipose tissue
D. Ligament
Answer: (b) – Cartilage is present at the tip of the human nose .
58. What are the components of the phloem?
A. Tracheids, vessels, xylem fibres, xylem parenchyma
B. Sieve tubes, companion cells, phloem parenchyma, phloem fibres
C. Parenchyma, collenchyma, sclerenchyma
D. None of the above
Answer: (b) – Phloem consists of sieve tubes, companion cells, phloem parenchyma, and phloem fibres .
59. What is the utility of tissues in multicellular organisms?
A. Provide structural and mechanical strength
B. Enable division of labour
C. Increase efficiency of functioning
D. All of the above
Answer: (d) – Tissues provide structural strength, enable division of labour, and increase the efficiency of functioning .
60. Which tissue is responsible for the movement of our body?
A. Epithelial tissue
B. Connective tissue
C. Muscular tissue
D. Nervous tissue
Answer: (c) – Muscular tissue is responsible for the movement of the body .
61. What is the primary function of nervous tissue?
A. To provide support
B. To transmit signals throughout the body
C. To store fat
D. To cover the body
Answer: (b) – Nervous tissue transmits signals throughout the body and is found in the brain, spinal cord, and nerves .
62. What is the hard matrix of bone composed of?
A. Protein and sugar
B. Calcium and phosphorus
C. Calcium and potassium
D. Magnesium and sodium
Answer: (b) – The matrix of bone is composed of calcium and phosphorus, making it hard and non-flexible .
63. Which type of muscle is striated but involuntary?
A. Skeletal muscle
B. Smooth muscle
C. Cardiac muscle
D. Connective tissue
Answer: (c) – Cardiac muscles are striated but involuntary .
64. What is the main function of the xylem?
A. Transport water and minerals
B. Provide mechanical support
C. Both A and B
D. Store food
Answer: (c) – Xylem conducts water and minerals and also provides mechanical support .
65. What is the function of the areolar tissue?
A. Supporting internal organs
B. Helping in tissue repair
C. Acting as a packaging tissue
D. All of the above
Answer: (d) – Areolar tissue supports internal organs, helps in repair, and acts as packaging tissue .
66. Which tissue protects plants from parasitic fungi?
A. Epidermis
B. Xylem
C. Phloem
D. Parenchyma
Answer: (a) – Epidermal cells protect against invasion by parasitic fungi .
67. What is the shape of smooth muscle cells?
A. Cylindrical
B. Spindle-shaped
C. Branched
D. Cuboidal
Answer: (b) – Smooth muscle cells are spindle-shaped, tapering, and uninucleated .
68. What is the function of companion cells in phloem?
A. To provide mechanical support
B. To help sieve tube cells in loading and unloading food
C. To store food
D. To conduct water
Answer: (b) – Companion cells are closely associated with sieve tube cells and help them in the loading and unloading of food .
69. What is the main difference between areolar tissue and adipose tissue?
A. Areolar tissue stores fat; adipose tissue supports organs
B. Areolar tissue supports organs; adipose tissue stores fat
C. Both store fat
D. Both support organs
Answer: (b) – Areolar tissue is a loose connective tissue that acts as a supporting and packaging tissue, while adipose tissue stores fat .
70. What is the function of the ligament?
A. To connect muscle to bone
B. To connect bone to bone
C. To connect bone to cartilage
D. To connect cartilage to muscle
Answer: (b) – Ligaments connect bones to other bones at joints .
71. What is the function of the tendon?
A. To connect muscle to bone
B. To connect bone to bone
C. To provide flexibility
D. To store fat
Answer: (a) – Tendons connect muscles to bones .
72. What is the significance of the cuticle in the epidermis of a plant?
A. It absorbs water
B. It reduces the rate of water loss
C. It stores food
D. It provides mechanical support
Answer: (b) – The cuticle is a waxy, water-resistant layer that reduces the rate of water loss from the plant .
73. What type of tissue is blood considered?
A. Epithelial tissue
B. Connective tissue
C. Muscular tissue
D. Nervous tissue
Answer: (b) – Blood is a fluid connective tissue .
74. Why do the cells of the xylem have thick lignified walls?
A. To allow easy bending
B. To store food
C. To provide strength and support
D. To allow diffusion
Answer: (c) – Lignin thickens and hardens xylem cells, providing strength and support .
75. Which tissue helps in the transport of food in plants?
A. Xylem
B. Phloem
C. Parenchyma
D. Epidermis
Answer: (b) – Phloem transports food materials from leaves to other parts of the plant .
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