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Earn 100

Plant cells do not burst in distilled water, because
(a)Cell wall is elastic, rigid and get stretched
(b)Cell wall is living
(c)Cell wall is the outer most layer of plant cell
(d)Cell wall is permeable

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Important Questions on Cell : The Unit of Life
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Column I | Column II | ||
A | Thylakoids | (i) | Disc-shaped sacs in Golgi apparatus |
B | Cristae | (ii) | Condensed structure of DNA |
C | Cisternae | (iii) | Flat membranous sacs in stroma |
D | Chromatin | (iv) | Infoldings in mitochondria |

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Mitochondria and chloroplast are:
(i) Semi - autonomous organelles
(ii) Formed by the division of pre-existing organelles and they contain DNA but lack protein synthesizing machinery
Which one of the following option is correct?

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Group I | Group II |
P. Mitochondrion | i. Cisternae |
Q. Golgi | ii. Cristae |
R. Chloroplast | iii. Thylakoids |
S. Centrosome | iv. Radial spokes |

