The parts P and Q are present only in plant cells and not in animal cells. P takes part in the food making process of plants whereas Q gives shape and support to the cells. Q is made up of cellulose and protects the cell organelles. What are P and Q?

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The parts P and Q are present only in plant cells, they are not present in animal cells. The part P contains a green pigment called R whereas part Q is made of a tough material S. The part P takes part in the food making process whereas part Q gives shape and support to the plant cell.

Q. Mark the following statements 'true' or false. Rewrite the wrong ones correctly.
(a) All cells have nuclei.
(b) Chloroplasts are present in all plant cells.
(c) Animal cells usually do not have vacuoles.
(d) Animal and plant cells have cell membranes.
(e) Ribosomes are called 'suicide bags'.
(f) The cell wall is made of cellulose which is a living substance.
(g) The cell membrane is freely permeable to all substances.
(h) All living organisms are made up of cells.
(i) Structures present in the cell are called organs.
(j) Cell respiration takes place in mitochondria.

Q. (a) What are the basic parts of all the cells ?
(b) What parts are present only in plant cells ?

Given below are the sketches of two types of cells A and B

(a) Which one of these is a plant cell? Give reason in support of your answer.
(b) List the cell structures which are common to both the types.
(c) Name the structures found only in plant cells and those found only in animal cells.

The parts P and Q are present only in plant cells and not in animal cells. P takes part in the food-making process of the plant whereas Q gives shape and support to the cells. What are P and Q?

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The parts P and Q are present only in plant cells and not in animal cells. P takes part in the food making process of plants whereas Q gives shape and support to the cells. Q is made up of cellulose and protects the cell organelles. What are P and Q?​

The parts P and Q are present only in plant cells and not in animal cells. P takes part in the food making process of plants whereas Q gives shape and support to the cells. Q is made up of cellulose and protects the cell organelles. What are P and Q?