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