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 pairs is correctly matched?
3.
The minimum area of the land required to completely sustain the life of the person is called his
4.
Which one of the following is one of the main causes of ecological imbalance in India?
5.
Biodiversity is described as
6.
The annual production of biomass is minimal in which of the environment.
7.
Which of the following is considered a ‘hot-spot’ of biodiversity in India?
8.
Endangered species are listed in
9.
Chipko movement is related to
10.
The tallest known living tree
11.
The correct order in the food chain of the various components of a terrestrial grass ecosystem is
12.
Which of the following is an act that disturbs the ecological balance?
13.
‘Ecology is permanent economy’ is the slogan of which movement?
14.
In a food chain, man is
15.
Biodiversity day is celebrated on
16.
Which of the following is the most stable ecosystem?
17.
Biosphere reserves are areas for conservation of
18.
Which one of the following trees is considered to be an environmental hazard?
19.
Which one of the following trees is not Eco-friendly?
20.
The highest trophic level in an ecosystem is obtained by
