NCERT Grade 8-Cell Structure and Functions-Answers – MySchoolPage

NCERT Grade 8-Cell Structure and Functions-Answers

NCERT Solutions for Class 8 Science

Find 100% accurate solutions for NCERT Class VIII Science. All questions have been explained and solved step-by-step, to help you understand thoroughly. Free Download option available!

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1.    (a) T

(b) F

(c) F

(d) T

2.    Nerve cell-


3.    (a) Cytoplasm- It is the jelly-like substance found in between the nucleus and the cell membrane. It contains many cell organelles. Cytoplasm along with nucleus forms the protoplasm.

(b) Nucleus- It is a spherical structure located in the Centre of the cell. It is known as brain of the cell as it controls the activities of cells. It is separated from cytoplasm by a membrane called nuclear membrane.

4.    Cytoplasm contains organelles of the cell.


Difference between plant and animal cell-

Animal cell

(i) Cell wall is absent.

(ii) Plastids are absent.

(iii) Nucleus is in the middle of cell.

Plant cell

(i) Cell wall present.

(ii) Plastids are present.

(iii) Nucleus is towards periphery.

6.    Eukaryotes have well-organized nucleus with nuclear membrane while prokaryotes do not have well organized nucleus.

Prokaryotic cell is generally smaller in size than eukaryotic cells.

7.    Chromosomes are found in the nucleus of the cell. They carry genes and help in inheritance of characters from the parents to the offspring

8.    All the living organisms are made of cells either unicellular or multicellular. The basic functions of life like respiration, assimilation and all major metabolic activities are carried inside the cell. So, cell is known as structural and functional units of living organism.

9.    Chloroplast contains chlorophyll which synthesizes food in plants by the process of photosynthesis. No photosynthesis occurs in animals. So, they do not contain chloroplast.


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