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