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