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Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 11th Standard Bio Botany - English Medium - Ecosystem
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Ecosystem
Samacheer Kalvi 11th Bio Botany - Ecosystem - Book Back Questions in English Medium
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Question 1 Of 10
Which one of the following food chain refers inverted pyrmid? Q23D
Grasses → Rats → Snake → Hawk
Banyan tree → Birds → Beetles → Fungi
Phytoplanktons → Zooplanktons → Fishes → snakes
Plants Rabbits → Fox → Hawk
Question 2 Of 10
Pond is a type of
forest ecosystem
grassland ecosystem
marine ecosystem
fresh water ecosystem
Question 3 Of 10
The term biosphere is used for
Ecosystem
Plants and animals
All living organism
The part of the earth with life
Question 4 Of 10
Which of the following determine the productivity of different ecosystem.
Fixation of radiant energy
Population
Size of ecosystem
Number of plants
Question 5 Of 10
The ecosystem with (or) without human interference is
Terrestrial
Natural
Artificial
Lotic
Question 6 Of 10
Study of interaction between living and non- living components is
Biomass
Food chain
Food web
Ecosystem
Question 7 Of 10
Assertion and Reason
R does not explains A
R explaining A
A is correct R is wrong
Both A and R are wrong
Question 8 Of 10
Which of the following is / are not a natural ecosystem?
Forest ecosystem
Rice field
Grassland ecosystem
Desert ecosystem
Question 9 Of 10
During energy transfer from one trophic level to other only 10% stored at every level this is related to
First law of thermodynamics
Second law of thermodynamics
Ten percent law
Law of thermodynamics
Question 10 Of 10
When sparrow eats insects and worms it is a
Primary consumer
Secondary consumer
Tertiary consumer
Carnivore
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