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.

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Solution

(a) All cells have nuclei.
False. Cells such as red blood cells do not have nuclei.

(b) Chloroplasts are present in all plant cells.
False. Chloroplasts are present in the leaf cells of plants.

(c) True

(d) True

(e) Ribosomes are called 'suicide bags'.
False. Lysosomes are called suicide bags.

(f) The cell wall is made of cellulose, which is a living substance.
False. The cell wall is made of cellulose, which is a non-living substance.

(g) The cell membrane is freely permeable to all substances.
False. The cell membrane is semi-permeable.

(h) True

(i) Structures present in the cell are called organs.
False. Structures present in the cell are called organelles.

(j) True

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Similar questions

Which of the following is correct:

(a) Cells of all living organisms have a nucleus.

(b) Both animal and plant cells have a well defined cell wall.

(d) Cells are formed de novo from abiotic materials.

Pick the correct set of difference between plant and animal cells from the following table
$\begin{matrix} Animal cells & Plant cells i. Animal cells have large single vacuole & Plant cells have many small vacuoles ii. Animal cells do not have plastids & Plant cells have plastids including chloroplast iii. Animal cells do not have cell wall & Plant cells have cell wall outside the plasma membrane iv. Animal cells are green in color & Plant cells are not colored v. Lysosomes are always present & Lysosomes are rare \end{matrix}$

Pick the correct set of difference between plant and animal cells from the following table.

\begin{matrix} A n i m a l c e l l s & P l a n t c e l l s i . A n i m a l c e l l s h a v e l a r g e s i n g l e v a c u o l e & P l a n t c e l l s h a v e m a n y, s m a l l v a c u o l e s i i . A n i m a l c e l l s d o n o t h a v e p l a s t i d s & P l a n t c e l l s h a v e p l a s t i d s i i i . A n i m a l c e l l s d o n o t h a v e c e l l w a l l & P l a n t c e l l s h a v e c e l l w a l l o u t s i d e t h e p l a s m a m e m b r a n e i v . A n i m a l c e l l s a r e g r e e n i n c o l o u r & P l a n t c e l l s a r e n o t c o l o u r e d v . L y s o s o m e s a r e a l w a y s p r e s e n t & L y s o s o m e s a r e r a r e \end{matrix}

Q. Choose the correct statements.
(i) Cell wall is present in both plant and animal cells.
(ii) Cell membrane is present only in plant cells.
(iii) Cell membrane is semi permeable.
(iv) Cell wall is mainly composed of cellulose.

Q. Cell organelles are the parts of a living cell. All cells have a cell membrane and some cells have a cell wall.
Which of the following has a cell wall?
I. Plants
II. Bacteria
III. Fungi

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