OUR BLOG

QUIZ Admin
February 7, 2017

World And Indian Geography Test-19-Ecology and Ecosystem

Welcome to your World And Indian Geography Test-19-Ecology and Ecosystem

Name

Email

Phone Number

1) Ozone layer is present mainly in
2) Man can maintain an ecological balance in the biosphere by
3) Hydrophytes are
4) The largest ecosystem of the Earth is
5) Which one of following is a xerophytic plant?
6) Which one of the following is the correct sequence of ecosystems in the order of decreasing productivity?
7) Van Mahotsav is associated with
8) As an ecosystem, wetlands are useful for which of the following?
9) Polar bears are carnivores and prey on many arctic birds and fish. However, under natural conditions, no one found polar bears predating any penguin. This is because
10) In the grassland, trees do not replace the grasses as a part of an ecological succession because of
11) Red Data Book gives information about species which are
12) The minimum area of the land required to completely sustain the life of one person is called his
13) Crop sown soon after the onset of South-West monsoon in India is called
14) Phytron is a facility to
15) Which one of the following is a major constituent of biogas? [CDS 2008]
16) We get solar energy from
17) ’Fixation of nitrogen’ implies
18) Xerophytes thrive in
19) Which of the following is most stable ecosystem?
20) The variability among living organisms from all sources including terrestrial, marine and other ecosystems and the ecological complexes of which they are part which includes diversity within species, between species of ecosystems refers to
21) Which one of the following terms describes not only the physical space occupied by organism, but also its functional role in the community of organisms?
22) Vermicompost is a/an
23) When we eat the flesh of goat are
24) Polar bears are carnivores and prey on many Arctic birds and fishes.-However, under natural conditions, no one found polar bears predating any penguin. This is because
25) With reference to the food chains in ecosystems, which of the following kinds of organism is/are known as decomposer organism/organisms?
1.Virus
2.Fungi
3.Bacteria
Select the correct answer using the codes given below
26) With reference to food chains in ecosystems, consider the following statements
1.A food chain illustrates the order, in which a chain of organisms feed upon each other.
2.Food chains are found within the population of a species.
3.A food chain’illustrates the numbers of each organism, which are eaten by others.
Which of the statements given above is/are correct?
27) Hydrophonics is related to
28) Abiotic component of our environment
29) In a food chain, the solar energy utilised by plants is only
30) The cycling of element in an ecosystem is called

0 Comment on this Article

Add a comment

Skip to toolbar