MCQ Questions for Class 9 Science: Ch 6 Tissues

MCQ Questions for Class 9 Science: Ch 6 Tissues

1. Which of the following is also known as packaging tissue?
(a) Adipose tissue
(b) Areolar tissue
(c) Ligaments
(d) Bones
► (b) Areolar tissue

2. Bone is important to the body since it:
(a) Transports gases and nutrients within the body.
(b) Acts as a fat reservoir.
(c) Fills up the space inside organs.
(d) Gives well-defined shape to the body.
► (d) Gives well-defined shape to the body.

3. Lysosomes function as the digestive system of the cell. It is also called the suicide bag of the cell because:
(a) It causes any cell to commit suicide
(b) Its enzymes digest the cell itself
(c) Its enzymes kill surrounding cells
(d) All of the above
► (b) Its enzymes digest the cell itself

4. The dead element present in the phloem is
(a) companion ceils    
(b) phloem fibres
(c) phloem parenchyma    
(d) sieve tubes
► (b) phloem fibres

5. Histamine secreting cells are found in
(a) connective tissues
(b) lungs
(c) muscular tissue
(d) nervous tissue
► (a) connective tissues

6. Mammary glands are modified
(a) Sebaceous gland
(b) Sweat gland
(c) Oil gland
(d) Lymph gland
► (b) Sweat gland

7. In an emergency, which tissue helps in making quick decisions after analyzing the situation?
(a) Epithelial tissue
(b) Nervous tissue
(c) Muscular tissue
(d) Connective tissue
► (b) Nervous tissue

8. Epiblema bears:
(a) Cutinised hair
(b) Uncutinised hair
(c) Root hair
(d) Both B and C
► (d) Both B and C

9. Branched involuntary muscle fibres are found in
(a) limbs
(b) ureters
(c) heart
(d) tongue
► (c) heart

10. Cells of squamous epithelium are
(a) Columnar
(b) Tall with elongated nuclei
(c) Flat plate-like
(d) Cube like
► (c) Flat plate-like

11. Survival of plants in terrestrial environment has been made possible by the presence of
(a) intercalary meristem    
(b) conducting tissue
(c) apical meristem   
(d) parenchymatous tissue
► (b) conducting tissue

12. A tissue is a:
(a) Group of separate organs that are coordinated in their activities
(b) Group of similar cells that function together in a specialised activity
(c) Layer of cells surrounding an organ
(d) Sheet of cells, one layer thick
► (b) Group of similar cells that function together in a specialised activity

13. Name the non-nucleated blood cells.
(a) Neutrophils
(b) Basophils
(c) Lymphocytes
(d) Erythrocytes
► (d) Erythrocytes

14. Epithelial tissue always has an exposed outer surface and an inner surface anchored to connective tissue by a thin, non- cellular structure called the
(a) Nonstratified layer
(b) Stratified layer
(c) Basement membrane
(d) Fibroblast
► (c) Basement membrane

15. The substance found in the cell wall of cork or bark that makes it impervious to water is
(a) lignin
(b) cutin
(c) suberin
(d) pectin
► (c) suberin

16. Tissue that is absent in monocots is:
(a) Aerenchyma
(b) Chlorenchyma
(c) Collenchyma
(d) Sclerenchyma
► (c) Collenchyma

17. Nucleus is not present in-
(a) Companion cell
(b) Mature sieve tube
(c) Phloem parenchyma
(d) Collenchyma
► (b) Mature sieve tube

18. Life span of RBC is
(a) 50 days
(b) 75 days
(c) 120 days
(d) 100 days
► (c) 120 days

19. During a performance, if a dancer wants to stop her dancing, which muscles will execute this decision?
(a) Striated
(b) Smooth
(c) Cardiac
(d) Involuntary
► (a) Striated

20. Which of the following muscles are involuntary?
(a) Cardiac and skeletal
(b) Cardiac and smooth
(c) Skeletal and smooth
(d) Only smooth
► (b) Cardiac and smooth

21. Endothelium of the inner surface of blood vessels in vertebrates is formed
(a) Simple squamous epithelium
(b) Columnar epithelium
(c) Cuboidal epithelium
(d) Ciliated cells
► (a) Simple squamous epithelium

22. Interfascicular cambium is an example of-
(a) Primary meristem
(b) Secondary meristem
(c) Lateral meristem
(d) Apical meristem
► (b) Secondary meristem

23. The plant tissue which provides mechanical strength and consists of living cells, is
(a) parenchyma
(b) aerenchyma
(c) collenchyma
(d) sclerenchyma
► (c) collenchyma

24. Intestine absorbs the digested food materials. What type of epithelial cells are responsible for that?
(a) Stratified squamous epithelium    
(b) Columnar epithelium
(c) Spindle fibres    
(d) Cuboidal epithelium
► (b) Columnar epithelium

25. Name the long part of neuron.
(a) Axon
(b) Dendrites
(c) Terminal branches
(d) Cyton
► (a) Axon

26. Sieve tubes and companion cells occur in-
(a) Xylem
(b) Cambium
(c) Meristem
(d) Phloem
► (d) Phloem

27. Cartilage is produced by
(a) Osteoblasts
(b) Epithelium
(c) Fibroblasts
(d) Chondroblasts
► (d) Chondroblasts

28. Which of the following is not a feature of skeletal muscle?
(a) Cylindrical
(b) Striated
(c) Multinucleate
(d) Branched
► (d) Branched

29. The mineral elements found in our bone making it hard, are
(a) sodium and calcium
(b) calcium and phosphorus
(c) phosphorus and sodium
(d) sodium and potassium
► (b) calcium and phosphorus

30. The conducting cells of xylem are
(a) tracheids and xylem fibres
(b) vessels and xylem fibres
(c) tracheids and vessels
(d) vessels and sieve tube
► (c) tracheids and vessels

31. The mechanical strength and rigidity of cell wall is due to
(a) cellulose
(b) lignin
(c) suberin
(d) cutin
► (b) lignin

32. Which one is made of dead cells:
(a) Sclerenchyma
(b) Tracheids
(c) Vessels
(d) All the above
► (d) All the above

33. Which is not a function of epidermis ?
(a) Protection from adverse condition
(b) Gaseous exchange
(c) Conduction of water
(d) Transpiration
► (c) Conduction of water

34. Elongated lignified cells with pointed ends belong to-
(a) Collenchyma
(b) Parenchyma
(c) Sclerenchyma
(d) None of these
► (c) Sclerenchyma

35. Striated muscles are found in
(a) Gall bladder
(b) Wall of bronchi
(c) Skeletal muscles
(d) Lungs
► (c) Skeletal muscles

36. The contraction of muscle tissue is carried out by the action of
(a) Actin and myosin
(b) Actin and relaxin
(c) Fibrin and relaxin
(d) Secretin and myosin
► (a) Actin and myosin

37. Bone marrow is important for
(a) Breakdown of WBC
(b) Production of RBC
(c) Breakdown of RBC
(d) Production of WBC
► (b) Production of RBC

38. Cork cambium is an example of-
(a) Lateral meristem
(b) Primary meristem
(c) Apical meristem
(d) Intercalary meristem
► (a) Lateral meristem
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