Question

5.
in shape.
5.
7.
The onion peel was mounted in glycerine to
HOTS
(a) kill the germs
(b) prevent quick drying of the cells
(c) absorb air bubbles
(d) dissolve the cell walls
The cells in an onion peel appear to be in
(a) spherical
(b) oval
(c) spiral
(d) almost rectangular
Every cell in the onion peel has a
nucleus.
(a) long
(b) hollow
(c) circular
(d) spherical
To observe cells in an onion peel, we must prepare the slide by mounting
on it.
(a) crushed pulp of onion
(b) dry scale leaf
(c) green leaf of onion (spring onion)
(d) thin layer of fleshy leaf of onion
The cellular component NOT seen while observing the slide of an onion peel under a compound microscope is
3.
2.
(a) chromosomes
(b) cell wall
(c) nucleus
(d) cytoplasm
0. Trupti was observing an onion peel stained with safranin under a microscope. The colour of the cell wal
appeared
(a) deep blue
(b) black
(c) pinkish red
(d) yellow
1. Diagrams of cells of an onion peel were labelled by four students as given below. The correctly labelled diagra
is​

Answer 1

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