CBSE Class 9 Biology Tissues MCQs Set 10

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Access the complete set of multiple-choice questions for Tissues below. This focused format allows students to isolate specific topics for thorough review and uninterrupted practice alongside official CBSE textbooks.

Multiple Choice Questions

Question 1: Lignin is an important constituent in the cells of:
(a) Phloem parenchyma
(b) Parenchyma
(c) Xylem
(d) Cambium
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Answer: (c) Xylem

Explanation:
1. Xylem tracheids, vessels and fibres have lignified walls.

Teacher's Note:
1. Lignin strengthens the wall.
2. It makes the wall waterproof.

Question 2: Which of the following tissues includes the epidermis?
(a) Nervous tissue
(b) Epithelial tissue
(c) Connective tissue
(d) Muscle tissue
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Answer: (b) Epithelial tissue

Explanation:
1. The epidermis of the skin is an epithelial tissue.

Teacher's Note:
1. Epithelial tissue covers body surfaces.
2. The epidermis is a stratified squamous epithelium.

Question 3: The epidermis of the root lacks:
(a) Cuticle
(b) Stomata
(c) Guard cells
(d) All of the above
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Answer: (d) All of the above

Explanation:
1. The root epidermis has root hairs but lacks cuticle, stomata and guard cells.

Teacher's Note:
1. Root hairs absorb water.
2. Cuticle would block absorption.

Question 4: The characteristic features of cork is/are:
(a) It is lightweight
(b) It has high compressibility
(c) It does not catch fire easily
(d) All of the above
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Answer: (d) All of the above

Explanation:
1. Cork is light, compressible and does not catch fire easily, as its cells contain suberin and air.

Teacher's Note:
1. It is used for stoppers and insulation.
2. Cork is made by the cork cambium.

Question 5: Lenticels help in:
(a) Photosynthesis
(b) Mineral absorption
(c) Gaseous exchange
(d) Food storage
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Answer: (c) Gaseous exchange

Explanation:
1. Lenticels are small pores in the bark that allow the exchange of gases.

Teacher's Note:
1. They are found in woody stems.
2. They replace stomata in bark.

Question 6: Which type of tissue lines the body cavities and covers the body surface?
(a) Nervous tissue
(b) Muscle tissue
(c) Epithelial tissue
(d) Connective tissue
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Answer: (c) Epithelial tissue

Explanation:
1. Epithelial tissue covers body surfaces and lines cavities and ducts.

Teacher's Note:
1. Its cells are tightly packed.
2. It forms a protective barrier.

Question 7: The epithelium capable of ultrafiltration is:
(a) Squamous epithelium
(b) Cuboidal epithelium
(c) Columnar epithelium
(d) Compound epithelium
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Answer: (a) Squamous epithelium

Explanation:
1. Squamous epithelium is made of thin flat cells and allows diffusion and filtration, as in Bowman's capsule.

Teacher's Note:
1. It lines blood vessels and alveoli.
2. Compound epithelium protects.

Question 8: The epithelium that undergoes meiosis is:
(a) Germinal epithelium
(b) Stratified epithelium
(c) Pseudostratified epithelium
(d) Transitional epithelium
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Answer: (a) Germinal epithelium

Explanation:
1. The germinal epithelium of the gonads produces gametes by meiosis.

Teacher's Note:
1. It lines the seminiferous tubules.
2. Other epithelia divide by mitosis.

Question 9: The inner lining of the blood vessel is:
(a) Mesothelium
(b) Endothelium
(c) Pavement epithelium
(d) Stratified epithelium
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Answer: (b) Endothelium

Explanation:
1. The inner lining of blood vessels is the endothelium.

Teacher's Note:
1. It is made of simple squamous cells.
2. It is smooth to reduce friction.

Question 10: Epithelial tissue with thin flat cells appearing like packed tiles occurs on:
(a) The inner lining of the cheek
(b) The inner lining of the stomach
(c) The inner lining of the fallopian tubes
(d) The outer surface of the ovary
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Answer: (a) The inner lining of the cheek

Explanation:
1. Squamous epithelium looks like tiles. The inner lining of the cheek is stratified squamous epithelium.

Teacher's Note:
1. The stomach has columnar epithelium.
2. The fallopian tubes have ciliated columnar epithelium.

Question 11: The basement membrane is made up of:
(a) Epidermal cells only
(b) Endodermal cells only
(c) Both epidermal and endodermal cells
(d) No cells at all, but is a product of epithelial cells and connective tissue
Show Answer & Explanation

Answer: (d) No cells at all, but is a product of epithelial cells and connective tissue

Explanation:
1. The basement membrane is a non-cellular layer formed by the secretions of epithelial cells and connective tissue.

Teacher's Note:
1. Epithelial cells rest on it.
2. It anchors the epithelium.

Question 12: The protein present in the matrix of cartilage is known as:
(a) Chondrin
(b) Casein
(c) Actin
(d) Ossein
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Answer: (a) Chondrin

Explanation:
1. The matrix of cartilage is made of the protein chondrin.

Teacher's Note:
1. Ossein is the protein of bone.
2. Casein is a milk protein.

Question 13: The function of adipose tissue is:
(a) Storage of fats
(b) Storage of water
(c) Transport of fats
(d) Transport of gases
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Answer: (a) Storage of fats

Explanation:
1. Adipose tissue is a connective tissue that stores fat.

Teacher's Note:
1. It also insulates the body.
2. It acts as a shock absorber.

Question 14: In mammals, histamine is secreted by:
(a) Fibroblasts
(b) Histiocytes
(c) Lymphocytes
(d) Mast cells
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Answer: (d) Mast cells

Explanation:
1. Mast cells of connective tissue secrete histamine, heparin and serotonin.

Teacher's Note:
1. Histamine is released in allergic reactions.
2. Heparin prevents clotting.

Question 15: The voraciously phagocytic and actively mobile WBCs are:
(a) Neutrophils
(b) Basophils
(c) Lymphocytes
(d) Eosinophils
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Answer: (a) Neutrophils

Explanation:
1. Neutrophils are highly active in phagocytosis.

Teacher's Note:
1. They are the most abundant WBCs.
2. They engulf bacteria.

Question 16: Blood is:
(a) Acidic
(b) Slightly alkaline
(c) Neutral
(d) Watery
Show Answer & Explanation

Answer: (b) Slightly alkaline

Explanation:
1. The pH of blood is about 7.4, so it is slightly alkaline.

Teacher's Note:
1. The pH is held steady by buffers.
2. Blood is a fluid connective tissue.

Question 17: Mast cells are found in:
(a) Adipose tissue
(b) Yellow fibrous tissue
(c) White fibrous tissue
(d) Areolar tissue
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Answer: (d) Areolar tissue

Explanation:
1. Mast cells lie in areolar connective tissue along with fibroblasts and macrophages.

Teacher's Note:
1. They secrete histamine.
2. Areolar tissue is a loose connective tissue.

Question 18: The major constituent of vertebrate bone is:
(a) Calcium phosphate
(b) Sodium chloride
(c) Potassium hydroxide
(d) Calcium carbonate
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Answer: (a) Calcium phosphate

Explanation:
1. Bone is hard because its matrix is rich in calcium phosphate.

Teacher's Note:
1. Bone also contains collagen (ossein).
2. Calcium makes up the hard part.

Question 19: Cartilage is produced by:
(a) Osteoblasts
(b) Fibroblasts
(c) Epithelium
(d) Chondrocytes
Show Answer & Explanation

Answer: (d) Chondrocytes

Explanation:
1. Chondrocytes (cartilage cells) secrete the matrix of cartilage.

Teacher's Note:
1. Osteoblasts form bone.
2. Chondrocytes lie in lacunae.

Question 20: Bone-forming cells are:
(a) Osteoblasts
(b) Osteoclasts
(c) Chondroclasts
(d) Chondroblasts
Show Answer & Explanation

Answer: (a) Osteoblasts

Explanation:
1. Osteoblasts make new bone matrix, whereas osteoclasts break bone down.

Teacher's Note:
1. Osteocytes are mature bone cells.
2. Chondroblasts make cartilage.

Question 21: Tendons are made up of:
(a) Collagen
(b) Elastin
(c) Sarcoplasm
(d) Axoplasm
Show Answer & Explanation

Answer: (a) Collagen

Explanation:
1. Tendons are made of dense regular connective tissue rich in collagen fibres.

Teacher's Note:
1. Tendons join muscle to bone.
2. They are very strong.

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FAQs

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