Are you a Class 9 ICSE student preparing for your Biology exams? Tissues is one of the most fundamental chapters in the ICSE Class 9 Biology syllabus. At Dhingra Classes, Nashik, we have designed this comprehensive guide to help you master every concept with 50 solved MCQs, 15 solved short answer questions, and 15 solved long answer questions.
This article covers plant tissues, animal tissues, types of tissues, functions, and diagrams โ all explained step-by-step for easy understanding.
๐ Introduction to Tissues
A tissue is a group of similar cells that work together to perform a specific function. The study of tissues is called histology.
๐ Key Facts:
Plant Tissues: Meristematic and Permanent
Animal Tissues: Epithelial, Connective, Muscular, Nervous
Cell Junctions: Tight, Adhering, Gap
Tissue Systems: Epidermal, Ground, Vascular
๐ฑ Plant Tissues
Meristematic Tissues:
Apical Meristem: Tips of roots and shoots
Lateral Meristem: Cambium
Intercalary Meristem: Base of leaves and internodes
Permanent Tissues:
Simple: Parenchyma, Collenchyma, Sclerenchyma
Complex: Xylem, Phloem
๐ Comparison Table:
| Feature | Parenchyma | Collenchyma | Sclerenchyma |
|---|---|---|---|
| Cell Wall | Thin | Thickened at corners | Thick, lignified |
| Living | Yes | Yes | No |
| Function | Storage | Support | Strength |
๐พ Animal Tissues
Epithelial Tissue:
Squamous: Flat, lining of mouth
Cuboidal: Cube-shaped, kidney tubules
Columnar: Tall, lining of intestine
Ciliated: Hair-like projections, respiratory tract
Connective Tissue:
Areolar: Between skin and muscles
Adipose: Fat storage
Bone: Support
Cartilage: Flexibility
Blood: Transport
Muscular Tissue:
Striated: Voluntary, skeletal
Smooth: Involuntary, internal organs
Cardiac: Involuntary, heart
Nervous Tissue:
Neuron: Structural and functional unit
๐ SECTION 1: 50 SOLVED MCQs on Tissues
Q1. The study of tissues is called:
(a) Cytology (b) Histology (c) Physiology (d) Anatomy
Ans: (b) Histology
Q2. Which tissue is responsible for growth in plants?
(a) Parenchyma (b) Meristematic (c) Sclerenchyma (d) Xylem
Ans: (b) Meristematic
Q3. The tissue present at the tips of roots and shoots is:
(a) Apical meristem (b) Lateral meristem (c) Intercalary meristem (d) Permanent
Ans: (a) Apical meristem
Q4. Which tissue provides flexibility to plants?
(a) Parenchyma (b) Collenchyma (c) Sclerenchyma (d) Xylem
Ans: (b) Collenchyma
Q5. Which tissue makes plants hard and stiff?
(a) Parenchyma (b) Collenchyma (c) Sclerenchyma (d) Phloem
Ans: (c) Sclerenchyma
Q6. The dead element of phloem is:
(a) Sieve tube (b) Companion cell (c) Phloem fibre (d) Phloem parenchyma
Ans: (c) Phloem fibre
Q7. Xylem helps in:
(a) Food transport (b) Water transport (c) Storage (d) Photosynthesis
Ans: (b) Water transport
Q8. Which tissue is made of dead cells?
(a) Parenchyma (b) Collenchyma (c) Sclerenchyma (d) Phloem
Ans: (c) Sclerenchyma
Q9. The tissue that lines the mouth is:
(a) Squamous epithelium (b) Cuboidal epithelium (c) Columnar epithelium (d) Ciliated epithelium
Ans: (a) Squamous epithelium
Q10. Which epithelium is found in kidney tubules?
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (b) Cuboidal
Q11. The tissue that stores fat is:
(a) Areolar (b) Adipose (c) Bone (d) Cartilage
Ans: (b) Adipose
Q12. Which tissue connects muscles to bones?
(a) Ligament (b) Tendon (c) Cartilage (d) Areolar
Ans: (b) Tendon
Q13. Which tissue connects bones to bones?
(a) Ligament (b) Tendon (c) Cartilage (d) Areolar
Ans: (a) Ligament
Q14. The fluid connective tissue is:
(a) Bone (b) Cartilage (c) Blood (d) Areolar
Ans: (c) Blood
Q15. Which muscle is voluntary?
(a) Striated (b) Smooth (c) Cardiac (d) All
Ans: (a) Striated
Q16. Which muscle is found in the heart?
(a) Striated (b) Smooth (c) Cardiac (d) Skeletal
Ans: (c) Cardiac
Q17. The functional unit of nervous tissue is:
(a) Nephron (b) Neuron (c) Alveoli (d) Villi
Ans: (b) Neuron
Q18. Which tissue is responsible for photosynthesis?
(a) Parenchyma (b) Collenchyma (c) Sclerenchyma (d) Xylem
Ans: (a) Parenchyma
Q19. The intercalary meristem is found in:
(a) Tips of roots (b) Base of leaves (c) Cambium (d) Stem
Ans: (b) Base of leaves
Q20. Which tissue is present in the bark of trees?
(a) Parenchyma (b) Collenchyma (c) Sclerenchyma (d) Phloem
Ans: (c) Sclerenchyma
Q21. Which tissue helps in the transport of food in plants?
(a) Xylem (b) Phloem (c) Cambium (d) Parenchyma
Ans: (b) Phloem
Q22. The tissue that forms the lining of the respiratory tract is:
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (d) Ciliated
Q23. Which connective tissue is found between skin and muscles?
(a) Areolar (b) Adipose (c) Bone (d) Cartilage
Ans: (a) Areolar
Q24. Which tissue is responsible for movement in animals?
(a) Epithelial (b) Connective (c) Muscular (d) Nervous
Ans: (c) Muscular
Q25. The tissue that carries messages in the body is:
(a) Epithelial (b) Connective (c) Muscular (d) Nervous
Ans: (d) Nervous
Q26. Which tissue is present in the lungs?
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (a) Squamous
Q27. The tissue that provides support to plants is:
(a) Parenchyma (b) Collenchyma (c) Sclerenchyma (d) Xylem
Ans: (c) Sclerenchyma
Q28. Which tissue is made of living cells?
(a) Sclerenchyma (b) Xylem (c) Parenchyma (d) Phloem fibre
Ans: (c) Parenchyma
Q29. The tissue that helps in the exchange of gases in plants is:
(a) Parenchyma (b) Collenchyma (c) Sclerenchyma (d) Xylem
Ans: (a) Parenchyma
Q30. Which tissue is found in the growing tips of roots?
(a) Apical meristem (b) Lateral meristem (c) Intercalary meristem (d) Permanent
Ans: (a) Apical meristem
Q31. The tissue that forms the framework of the body is:
(a) Epithelial (b) Connective (c) Muscular (d) Nervous
Ans: (b) Connective
Q32. Which tissue is present in the heart?
(a) Striated (b) Smooth (c) Cardiac (d) Skeletal
Ans: (c) Cardiac
Q33. The tissue that lines the intestine is:
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (c) Columnar
Q34. Which tissue is responsible for the movement of food in the alimentary canal?
(a) Striated (b) Smooth (c) Cardiac (d) Skeletal
Ans: (b) Smooth
Q35. The tissue that stores food in plants is:
(a) Parenchyma (b) Collenchyma (c) Sclerenchyma (d) Xylem
Ans: (a) Parenchyma
Q36. Which tissue is present in the stem of a plant?
(a) Xylem (b) Phloem (c) Cambium (d) All of these
Ans: (d) All of these
Q37. The tissue that helps in the conduction of water in plants is:
(a) Xylem (b) Phloem (c) Cambium (d) Parenchyma
Ans: (a) Xylem
Q38. Which tissue is made of dead cells?
(a) Parenchyma (b) Collenchyma (c) Sclerenchyma (d) Phloem
Ans: (c) Sclerenchyma
Q39. The tissue that lines the blood vessels is:
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (a) Squamous
Q40. Which tissue is responsible for the growth of plants in thickness?
(a) Apical meristem (b) Lateral meristem (c) Intercalary meristem (d) Permanent
Ans: (b) Lateral meristem
Q41. The tissue that forms the lining of the kidney tubules is:
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (b) Cuboidal
Q42. Which tissue is present in the nose?
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (d) Ciliated
Q43. The tissue that helps in the movement of the body is:
(a) Epithelial (b) Connective (c) Muscular (d) Nervous
Ans: (c) Muscular
Q44. Which tissue is responsible for the transmission of impulses?
(a) Epithelial (b) Connective (c) Muscular (d) Nervous
Ans: (d) Nervous
Q45. The tissue that provides insulation to the body is:
(a) Areolar (b) Adipose (c) Bone (d) Cartilage
Ans: (b) Adipose
Q46. Which tissue is present in the larynx?
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (d) Ciliated
Q47. The tissue that helps in the repair of wounds is:
(a) Epithelial (b) Connective (c) Muscular (d) Nervous
Ans: (a) Epithelial
Q48. Which tissue is present in the trachea?
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (d) Ciliated
Q49. The tissue that forms the lining of the mouth is:
(a) Squamous (b) Cuboidal (c) Columnar (d) Ciliated
Ans: (a) Squamous
Q50. Which tissue is responsible for the movement of the heart?
(a) Striated (b) Smooth (c) Cardiac (d) Skeletal
Ans: (c) Cardiac
๐ SECTION 2: 15 SOLVED SHORT ANSWER QUESTIONS on Tissues
Q1. What is a tissue?
Ans:
A tissue is a group of similar cells that work together to perform a specific function.
Q2. Name the two main types of plant tissues.
Ans:
Meristematic tissue
Permanent tissue
Q3. What is the function of meristematic tissue?
Ans:
Meristematic tissue is responsible for the growth of plants. It divides continuously to form new cells.
Q4. Name the three types of meristematic tissue.
Ans:
Apical meristem
Lateral meristem
Intercalary meristem
Q5. What is the function of parenchyma?
Ans:
Parenchyma is responsible for storage of food, photosynthesis, and gas exchange.
Q6. What is the function of collenchyma?
Ans:
Collenchyma provides flexibility and mechanical support to plants.
Q7. What is the function of sclerenchyma?
Ans:
Sclerenchyma provides strength and rigidity to plants. It is made of dead cells.
Q8. Name the two complex permanent tissues in plants.
Ans:
Xylem
Phloem
Q9. What is the function of xylem?
Ans:
Xylem transports water and minerals from roots to other parts of the plant.
Q10. What is the function of phloem?
Ans:
Phloem transports food from leaves to other parts of the plant.
Q11. Name the four types of animal tissues.
Ans:
Epithelial tissue
Connective tissue
Muscular tissue
Nervous tissue
Q12. What is the function of epithelial tissue?
Ans:
Epithelial tissue covers and protects the body, absorbs nutrients, and secretes substances.
Q13. Name the three types of muscle tissue.
Ans:
Striated muscle
Smooth muscle
Cardiac muscle
Q14. What is the function of nervous tissue?
Ans:
Nervous tissue transmits impulses and coordinates body activities.
Q15. What is the function of adipose tissue?
Ans:
Adipose tissue stores fat and provides insulation to the body.
๐ SECTION 3: 15 SOLVED LONG ANSWER QUESTIONS on Tissues
Q1. Explain the types of plant tissues with examples.
Ans:
Meristematic Tissue:
Apical meristem: Tips of roots and shoots
Lateral meristem: Cambium
Intercalary meristem: Base of leaves
Permanent Tissue:
Simple: Parenchyma, Collenchyma, Sclerenchyma
Complex: Xylem, Phloem
Q2. Explain the types of animal tissues with examples.
Ans:
Epithelial Tissue:
Squamous: Lining of mouth
Cuboidal: Kidney tubules
Columnar: Intestine
Ciliated: Respiratory tract
Connective Tissue:
Areolar: Between skin and muscles
Adipose: Fat storage
Bone: Support
Cartilage: Flexibility
Blood: Transport
Muscular Tissue:
Striated: Voluntary
Smooth: Involuntary
Cardiac: Heart
Nervous Tissue:
Neuron: Structural and functional unit
Q3. Differentiate between xylem and phloem.
Ans:
| Feature | Xylem | Phloem |
|---|---|---|
| Function | Water transport | Food transport |
| Direction | Upward | Bidirectional |
| Components | Tracheids, vessels | Sieve tubes, companion cells |
| Nature | Dead | Living |
Q4. Explain the structure and function of epithelial tissue.
Ans:
Epithelial tissue covers the body surface and lines internal organs.
Structure:
Cells are tightly packed
Rest on a basement membrane
Functions:
Protection
Absorption
Secretion
Exchange of gases
Q5. Explain the types of connective tissue.
Ans:
Areolar: Between skin and muscles
Adipose: Fat storage
Bone: Support
Cartilage: Flexibility
Blood: Transport
Ligament: Connects bones
Tendon: Connects muscles to bones
Q6. Explain the types of muscular tissue.
Ans:
Striated: Voluntary, skeletal
Smooth: Involuntary, internal organs
Cardiac: Involuntary, heart
Q7. Explain the structure and function of nervous tissue.
Ans:
Nervous tissue is made of neurons.
Structure:
Cell body
Dendrites
Axon
Functions:
Transmits impulses
Coordinates body activities
Q8. Differentiate between striated, smooth, and cardiac muscles.
Ans:
| Feature | Striated | Smooth | Cardiac |
|---|---|---|---|
| Control | Voluntary | Involuntary | Involuntary |
| Location | Skeletal | Internal organs | Heart |
| Striations | Present | Absent | Present |
| Nuclei | Multinucleate | Uninucleate | Uninucleate |
Q9. Explain the structure and function of xylem.
Ans:
Xylem is a complex permanent tissue.
Components:
Tracheids
Vessels
Xylem parenchyma
Xylem fibres
Functions:
Water transport
Mineral transport
Mechanical support
Q10. Explain the structure and function of phloem.
Ans:
Phloem is a complex permanent tissue.
Components:
Sieve tubes
Companion cells
Phloem parenchyma
Phloem fibres
Functions:
Food transport
Storage
Q11. Explain the types of epithelial tissue.
Ans:
Squamous: Flat, lining of mouth
Cuboidal: Cube-shaped, kidney tubules
Columnar: Tall, intestine
Ciliated: Hair-like projections, respiratory tract
Q12. Explain the functions of connective tissue.
Ans:
Areolar: Fills space
Adipose: Fat storage
Bone: Support
Cartilage: Flexibility
Blood: Transport
Ligament: Connects bones
Tendon: Connects muscles to bones
Q13. Differentiate between meristematic and permanent tissue.
Ans:
| Feature | Meristematic | Permanent |
|---|---|---|
| Division | Actively dividing | Non-dividing |
| Location | Tips of roots and shoots | Throughout plant |
| Function | Growth | Support, storage |
| Cells | Small, thin-walled | Large, thick-walled |
Q14. Explain the structure and function of areolar tissue.
Ans:
Areolar tissue is a loose connective tissue.
Structure:
Cells: Fibroblasts, macrophages
Fibres: Collagen, elastin
Functions:
Fills space
Supports organs
Repairs wounds
Q15. Explain the structure and function of bone and cartilage.
Ans:
Bone:
Hard, rigid
Made of calcium and phosphorus
Function: Support, protection
Cartilage:
Flexible
Made of chondrocytes
Function: Flexibility, support
๐ฏ Exam Tips for Class 9 ICSE Biology Students
๐ฟ Understand the difference between plant and animal tissues
๐ Memorise the functions of each tissue type
๐ฌ Practise diagram-based questions for full marks
๐ Learn the types of epithelial, connective, and muscular tissues
โ Revise the differences between xylem and phloem
๐ Connect concepts to real-life applications like wound healing and muscle movement
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