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