Question

1) Draw a Plant and animal cell and write in detail about the cell in terms of i) Cell Number ii) Cell Size iii) Cell shape iv) Plasma membrane and Cell wall​

Answer 1

Answer:

(i) Cell Number :-

• The number of cells in living beings differs from the one in unicellular organisms to many in multicellular forms.
• The number of cells in not definite in multicellular organisms, and may increase along with the growth and volume of organism.

(ii) Cell Size :-

• The size of the cell also varies considerably in different animals and plants.
• The average cell size varies from 0.5 to 20µ (µ = micrometer).
• In human body, the smallest cell is RBC and the longest one is the nerve cells.

(iii) Cell Shape :-

• The cells are round, elongated or spherical. There are also some cells which are long and pointed on both the ends.
• Some cells like Amoeba and WBCs have changing shapes.

(iv) Plasma Membrane :-

• The plasma membrane, also called the cell membrane, is the membrane found in all cells that separates the interior of the cell from the outside environment.

(v) Cell Wall :-

• A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane.

Answer 2

Answer:

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Explanation:

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