Tissues

Q22. The dead element present in the phloem is

(a) companion cells

(b) phloem fibres

(c) phloem parenchyma

(d) sieve tubes

 

Q23. Which of the following does not lose their nucleus at maturity?

(a) Companion cells

(b) Red blood cells

(c) Vessel

(d) Sieve tube cells

 

Q24. In desert plants, the rate of water loss gets reduced due to the presence of

(a) cuticle

(b) stomata

(c) lignin

(d) suberin

 

Q25. A long tree has several branches. The tissue that helps in the sideways conduction of water in the branches is

(a) collenchyma

(b) xylem parenchyma

(c) parenchyma

(d) xylem vessels

 

Q26. If the tip of sugarcane plant is removed from the field, even then it keeps on growing in length. It is due to the presence of

(a) cambium

(b) apical meristem

(c) lateral meristem

(d) intercalary meristem

 

Q27. A nail is inserted in the trunk of a tree at a height of 1 metre from the ground level. After 3 years the nail will

(a) move downwards

(b) move upwards

(c) remain at the same position

(d) move sideways

 

Q28. Parenchyma cells are

(a) relatively unspecified and thin-walled

(b) thick-walled and specialised

(c) lignified

(d) none of these

 

Q29. Flexibility in plants is due to

(a) collenchyma

(b) sclerenchyma

(c) parenchyma

(d) chlorenchyma

 

Q30. Cork cells are made impervious to water and gases by the presence of

(a) cellulose

(b) lipids

(c) suberin

(d) lignin

 

Q31. Survival of plants in the terrestrial environment has been made possible by the presence of

(a) intercalary meristem

(b) conducting tissue

(c) apical meristem

(d) parenchymatous tissue

 

Q32. Choose the wrong statement

(a) The nature of matrix differs according to the function of the tissue

(b) Fats are stored below the skin and in between the internal organs

(c) Epithelial tissues have intercellular spaces between them

(d) Cells of striated muscles are multinucleate and unbranched

 

Q33. The water conducting tissue generally present in gymnosperm is

(a) vessels

(b) sieve tube

(c) tracheids

(d) xylem fibres

 

Q34. Differentiate the following activities on the basis of voluntary (V) or involuntary (I V) muscles.

(a) Jumping of frog

(b) Pumping of the heart

(c) Writing with hand

(d) Movement of chocolate in your intestine

 

Q35. Match the column (A) with the column (B)

Column A

Column B

(a) Stratified squamous epithelium

(i) Subcutaneous layer

(b) Striated muscle

(ii) Cartilage

(c) Fluid connective tissue

(iii) Skeletal muscle

(d) Filling of space inside the organs

(iv) Alveloar tissue

(e) Adipose tissue

(v) Blood

(f) Surface of joints

(vi) Skin

 

 

Q36. Match the column (A) with the column (B)

Column A

Column B

(a) Arenchyma

(i) Thin-walled packing cells

(b) Collenchyma

(ii) Carbon fixation

(c) Parenchyma

(iii) Localised thickening

(d) Permanent tissue

(iv) Buoyancy

(e) Photosynthesis

(v) Sclerenchyma

 

 

Q37. Where is apical meristem found?

 

Q38. Which tissue makes up the husk of coconut?

 

Q39. Name types of simple tissues.

 

Q40. What is the utility of tissues in multi-cellular organisms?

 

Q41. What are the constituents of phloem?

 

Q42. Define the term “tissue”.

Or

What is a tissue?

 

Q43. How many types of elements together make up the xylem tissue?

Name them.

 

Q44. Fill in the blanks.

(a) Cork cells possess _____ on their walls that makes them impervious to gases and water.

(b) _____ have tubular cells with perforated walls and are living in nature.

(c) Bone possess a hard matrix composed of _____and _____.

 

Last modified: Friday, 27 August 2021, 7:27 AM