Question

Read the passage given below.
1. The Convention on the Conservation of Migratory Species of Wild Animals
(CMS) is an environmental treaty under the aegis of the United Nations
Environment Programme (UNEP). A conference of the parties to the
convention was hosted by Gujarat in 2020. A report released during the event
demonstrates how valuable birds are as indicators of all-round degradation
in the environment. For example, sparrows have been recognised as an
indicator of environmental health and urban biodiversity. On the basis of your understanding of the passage, attempt ANY TEN
questions from the twelve that follow. (1 × 10 = 10)
i. The report is important because it indicates
a. the migration of birds to other countries.
b. the United Nations is interested in preserving Indian wildlife.
c. how important birds are for the preservation of the environment.
d. that the environment of countries is getting degraded.
ii. Regarding the sparrows in Delhi, which of the following is not a correct
statement?
a. Sparrows are found mostly in the outskirts of the city now.
b. Their numbers are threatened by blue-rock pigeons.
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c. The sparrow was declared Delhi’s state bird in 2011.
d. It is a small bird, typically weighing between 25-40 grams.
iii. The graph indicates that
a. ‘survival of the fittest’ is prevalent in nature.
b. floods and fires do not affect the population of birds.
c. ‘Unknown’ and ‘Others’ combined causes the same amount of loss as
‘Habitat loss/degradation’.
d. human beings are not the cause of bird extinction.
iv. A study of the graph shows that
a. the change in ecological dynamics is a major factor for the decline in
bird populations.
b. almost 50% of bird species worldwide are now extinct.
c. all causes of bird extinction are known.
d. the number of species lost to exploitation and degradation is almost
the same.
v. The alarming decline in the numbers of sparrows has been noted for almost
a. 10 years. b. 20 years.
c. 30 years. d. 40 years.
vi. If ‘feisty, cheerful, perky’ were to be replaced by one word, it would be
a. daring. b. sprightly.
c. happy. d. bold.
vii. The population of sparrows is seen to be lessening in some rural areas
because of
a. less cultivation of food crops.
b. farm animals that keep them away.
c. use of pesticides.
d. the greater population of pigeons in these areas.
viii. Rapid urbanisation has led to
a. a decline in the population of all birds.
b. construction of more bungalows.
c. destruction of green spaces.
d. increase in nesting places.
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ix. Which of these is not a factor for the diminishing sparrow population in
urban areas?
a. Use of pesticides b. Growing population of pigeons
c. Mobile towers d. Pollution
x. The sparrow is Delhi’s state bird. This means that
a. it has to be protected in the state only.
b. it is the emblem of the state.
c. maximum sparrows are found in Delhi.
d. it is being bred in Delhi to increase their numbers.
xi. We can say that the population of sparrows in Delhi is
a. extinct. b. increasing.
c. stable. d. diminishing.
xii. Which of these options is not true? Pigeons have pushed out the sparrows
because pigeons
a. are preferred by people. b. are aggressive by nature.
c. reproduce faster. d. adapt easily.
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Answer 1

Answer:

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Answer 2

Answer:

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