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