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