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