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