No. of questions -20
Time - 10 min
Negative marking : -0.25 mark
1.
‘Ecology is permanent economy’ is the slogan of which movement?
2.
The correct order in the food chain of the various components of a terrestrial grass ecosystem is
3.
The highest trophic level in an ecosystem is obtained by
4.
Biosphere reserves are areas for conservation of
5.
The annual production of biomass is minimal in which of the environment.
6.
The tallest known living tree
7.
Which one of the following trees is considered to be an environmental hazard?
8.
Which one of the following trees is not Eco-friendly?
9.
Which one of the following pairs is correctly matched?
10.
Which of the following can be threats to the biodiversity of a geographical area?
1. Global warming
2. Fragmentation of habitat
3. Invasion of alien species
4. Promotion of vegetarianism
Select the correct answer using the
code given below.Deselect Answer
11.
Which of the following is the most stable ecosystem?
12.
Chipko movement is related to
13.
The minimum area of the land required to completely sustain the life of the person is called his
14.
Which of the following is an act that disturbs the ecological balance?
15.
Biodiversity is described as
16.
In a food chain, man is
17.
Biodiversity day is celebrated on
18.
Which one of the following is one of the main causes of ecological imbalance in India?
19.
Endangered species are listed in
20.
Which of the following is considered a ‘hot-spot’ of biodiversity in India?
