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Biodiversity and Conversation Class 11 MCQs Questions with Answers
I. Choose the correct answer
Question 1.
Name the shallow zone of life at the earth’s surface
(a) biosphere
(b) hydrosphere
(c) lithosphere
(d) atmosphere
Answer
Answer: (a) biosphere.
Question 2.
Who is the father of Ayurveda?
(a) Charaka
(b) Wittaker
(c) both of them
(d) none of them
Answer
Answer: (a) Charaka.
Question 3.
Name the single-celled microscopic organisms
(a) plantae
(b) monera
(c) fungi
(d) none of these
Answer
Answer: (b) monera.
Question 4.
Name the multicellular photosynthetic organisms
(a) plantae
(b) monera
(c) fungi
(d) algae
Answer
Answer: (a) plantae.
Question 5.
Which one is a multicellular decomposer?
(a) monera
(b) fungi
(c) algae
(d) none of these
Answer
Answer: (b) fungi.
Question 6.
Which one is a multicellular animal consumer?
(a) annelida
(b) animalia
(c) plantae
(d) none of these
Answer
Answer: ((b) animalia.
Question 7.
Name the animal kingdom which human beings belong to
(a) homosapiens
(b) annelida
(c) animalia
(d) none of these
Answer
Answer: (a) homosapiens.
Question 8.
The grassland of USA and Canada is
(a) veldts
(b) prairies
(c) tundra
(d) chapparal
Answer
Answer: (b) prairies
Question 9.
Name the grassland of South Africa
(a) veldts
(b) chapparal
(c) prairies
(d) tundra
Answer
Answer: (a) veldts.
Question 10.
Where the biome is popularly known as Arctic Desert?
(a) tundra
(b) tarai
(c) both of these
(d) none of these
Answer
Answer: (a) tundra.
Question 11.
Name the single global ecosystem
(a) atmosphere
(b) hydrosphere
(c) biosphere
(d) toposphere
Answer
Answer: (c) biosphere.
Question 12.
When the Tiger Project was launched?
(a) 1983
(b) 1963
(c) 1972
(d) 1973
Answer
Answer: (d) 1973.
Question 13.
Where the Earth Summit was held in 1972?
(a) India
(b) Rio-di-janerio, Brazil
(c) China
(d) Canada
Answer
Answer: (b) Rio-di-janerio, Brazil.
Question 14.
When was the Wildlife act passed by the Government of India?
(a) 1973
(b) 1972
(c) 1982
(d) 1970
Answer
Answer: (b) 1972.
Question 15.
The diversity reflected by morphological, physiological and genetic features of species is known as
(a) genetic diversity
(b) species diversity
(c) ecosystem diversity
(d) none of these
Answer
Answer: (b) species diversity.
Question 16.
What type of diversity comprises genetic and related variations in species?
(a) genetic diversity
(b) ecosystem diversity
(c) species diversity
(d) npne of these
Answer
Answer: (a) genetic diversity.
Question 17.
Name the type of diversity reflected in diverse biogeographical zones:
(a) bio-diversity
(b) ecosystem diversity
(c) diversity in life
(d) none of these
Answer
Answer: (b) ecosystem diversity.
Question 18.
During which period the mammals extinction occurred on the earth?
(a) pleistocene
(b) ancient
(c) greek
(d) none of these
Answer
Answer: (a) pleistocene.
Question 19.
By which process the oxygen of water bodies depletes leading to destruction of their biotic life?
(a) oxydation
(b) eutrophication
(c) carboxylation
(d) evapo-transpiration
Answer
Answer: (b) eutrophication.
Question 20.
An area strictly reserved for the betterment of wild-life and where private ownership rights are not allowed is known as
(a) lake
(b) sanctuary
(c) national Park
(d) zoo
Answer
Answer: (c) national Park.
Question 21.
The area reserved for conservation of only animals is known as
(a) sanctuary
(b) biosphere
(c) national Park
(d) none of these
Answer
Answer: (a) sanctuary
Question 22.
Where is the Sultanpur lake bird Sanctuary situated?
(a) Punjab
(b) Haryana
(c) Maharashtra
(d) Uttar Pradesh
Answer
Answer: (b) Haryana.
Question 23.
Where is the Chilka Lake Bird Sanctuary situated?
(a) Haryana
(b) Andhra Pradesh
(c) Orissa
(d) Rajasthan
Answer
Answer: (c) Orissa.
Question 24.
How many National Parks are present in India?
(a) 86
(b) 66
(c) 60
(d) 56
Answer
Answer: (b) 66.
Question 25.
How many sanctuaries are present in India?
(a) 368
(b) 386
(c) 360
(d) 363
Answer
Answer: (a) 368.
II. Fill up the blanks with suitable words
Question 1.
The basic cause for such ……………. and …………… is the input of solar energy and …………..
Answer
Answer: weathering variations, resultant, water
Question 2.
Biodiversity can be discussed at …………
Answer
Answer: three levels
Question 3.
Genes are the basic ………….. of various life forms.
Answer
Answer: building blocks
Question 4.
Areas rich in species diversity are cal led ……………….. of diversity.
Answer
Answer: hot spots
Question 5.
Species capture and …………., ………………. and …………… organic material and help regulate climate.
Answer
Answer: store energy, produce, decompose
Question 6.
Biodiversity supplies to mankind food …………………. etc.
Answer
Answer: crops, livestock, forestry, fish, medication
Question 7.
Endangered species are those which are in ………………
Answer
Answer: danger of extinction
Question 8.
IUCN publishes information about endangered species as ……………. of threatned species.
Answer
Answer: red list
Question 9.
The tropical countries which possess a large number of world’s species diversity are known as ………………….
Answer
Answer: megadiversity centres.
Question 10.
Hot spots are defined according to their ……………..
Answer
Answer: vegetation.
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