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