Question

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What is Chromatography? Write its principle Statewh of its application (3

)
0.17 Justify that water is a compound and not a minute of Hydrogen and Orgen (3)
0.18 Give reasons for
(a) Meristematic cells have a prominent adies and dense toplam but they lack vacuole
b) Intercellular spaces are absent in scleranchymatous tissus
(c) Branches of a tree move and bend freely in high velocity (3)
Q.19. a) Why is Plasma Membrane a selectively permeable membrane?
b) What is plasmolysis? Give one staple
OR
Name the process by which
a) Oxygen moves in and out of the cell
b) Water moves and out of the ce
Differentiate between the two processes.
SECTION-C
02​

Answer 1

chromorography means a technique for separation of a mixture by passing it in solution or suspension through a medium in which the components Moves at different rates.

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