Question

Clax :IX Techno) - AP
Sub: Biological Science
Max. Marks:
Time: 90 Min.
1.
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PART. A
Multiple choice Questions :
10 x 1 = 1
Air fresheners, agarbathi and mosquito repellents work on the principle of:
A) osmosis
B) diffusion
C) reverse osmosis D) endosmosis
Which of the following are also known as amphibians of plant kingdom ?
A) Thallophytes B) Pteridophytes a) Molluscans
D) Bryophytes
The animal cells if kept in hypotonic solution will burst unlike plant cells due to:
A) high pressure exerted on animal cells compared to plant cells.
[
B) sensitiveness of animal cells to hypotonic solution compared to plant cells.
C) lack of resistivity towards hypotonic solution in animal cells.
D) lack of cell wall.
In Whittaker's classification, unicellular organisms are grouped under: [
A) Protista
B) Protozoa
C) Fungi
D) Plantae
The below given picture represents :
[
4.
5.​

Answer 1

Answers :-

1. Multiple Choice Questions :-

a. Diffusion : The movement of a substance from an area of high concentration to an area of low concentration.

b. Bryophytes

c. Lack of cell wall

d. Protista

Hope it helps!