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Biology 12 Chapter 19 Behaviour - 14
1.
What is a directional movement toward chemicals?
a) Taxis
b) Specs
c) Geotropism
d) Tropism
2.
What is a directional movement away from chemicals?
a) Tropism
b) Specs
c) Geotropism
d) Taxis
3.
What is a directional movement toward heat?
a) Geotropism
b) Specs
c) Taxis
d) Tropism
4.
What is a directional movement away from heat?
a) Taxis
b) Geotropism
c) Tropism
d) Specs
5.
Which of the following organism shows positive taxis by moving towards dim light?
a) Paramecium
b) Wood lice
c) Amoeba
d) Euglena
6.
Which of the following organism shows negative taxis by moving away from intense light?
a) Euglena
b) Amoeba
c) Paramecium
d) Baya weaver
7.
How euglena shows positive taxis?
a) By moving towards dim light
b) By moving away from intense light
c) By moving towards light heat
d) By moving away from intense heat
8.
How euglena shows negative taxis?
a) By moving away from intense heat
b) By moving towards dim light
c) By moving towards light heat
d) By moving away from intense light
9.
Euglena shows ...................by moving towards dim light?
a) Positive taxis
b) Negative taxis
c) None of these
d) Neutral taxis
10.
Euglena shows ...................by moving away from intense light?
a) Negative taxis
b) None of these
c) Positive taxis
d) Neutral taxis
11.
What is the simple change in response to stimulus called?
a) Taxis
b) Tropisms
c) Instinct
d) Kinesis
12.
What is the turning rate in response to stimulus called?
a) Taxis
b) Instinct
c) Tropisms
d) Kinesis
13.
In which of the following phenomenon, animals will neither move towards nor away from an environment?
a) Taxis
b) Tropisms
c) Kinesis
d) Instinct
14.
Which of the following phenomenon has an example of wood lice?
a) Instinct
b) Taxis
c) Tropisms
d) Kinesis
15.
What is the plural of taxis?
a) Taxeses
b) Taxisis
c) Taxiss
d) Taxes
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