FREE Nios Environmental Science (333) Tutor Marked Assignment 2021-22 Question paper
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ENGLISH (302) Tutor Marked Assignment 2021-22
Note :
(i) All questions are compulsory.
The Marks allotted for each question are given beside the questions.
(ii) Write your name, enrollment
numbers, AI name and subject on the first page of the answer
1. Answer any one of the following
questions in about 40-60 words.
(a) What do you understand the term
buffering capacity of the earth and give reason why is it so important/
necessary for the survival of living beings?
(b) Why did agriculture and
domestication of animals evolved simultaneously? Give reasons in support of
your answer.
2. Answer any one of the following
questions in about 40-60 words.
(a) "Urbanisation led to
increase consumption of natural resources and waste generation" Give
reasons in support of your answer.
(b) Pesticides and Chemical
fertilizers are being frequently used in modern agriculture. Why do we used
these and how do they differ in the function?
3. Answer any one of the following
questions in about 40-60 words.
(a) Fish are the good source of
proteins and pisciculture (fish forming) has increased the yield of fish to an
extreme extent. Due to this expansion, fish population is suffering. Mention
any four harmful effects.
(b) In which ecosystem does
Sunderban mangroves belong? Name its main plants and animals found in this
region. Mention its important characteristics
4. Answer any one of the following
questions in about 100 to 150 words.
(a) Mention efforts that has been
taken by Sulabh International to restore human dignity of scavengers in society
in detail.
(b) Describe the effects of
excessive use of agrochemicals in the crop lands on the environment.
5. Answer any one of the following
questions in about 100 to 150 words.
(a) An idea of environmental ethics
should be inculcated in the mind of every citizen of the country. Suggest any
four ways in which it can be done.
(b) What are the reasons for
modifying the natural ecosystem by human beings. Mention any four ways in which
plantation forest differs from a natural ecosystem.
(a) A glacier broke off at Joshimath
in Chamoli district of Uttarakhand on 7th February 2021. This led to massive
flood in the Dhauli Ganga and Rishi Ganga rivers. Due to this avalanche two
hydropower project have severely damaged. Prepare a project report for this
deadly avalanche with respect to the following questions.
(a) What are the main causes for
this deadly avalanche in Himalayan region.
(b) Mention estimate damage in terms
to property loss and human life as well as affected region.
(c) In there any evidence for this
type of happening in this region before?
(d) Discuss about the relief efforts
done by central government, state government and local body.
(e) What precaution can be taken in
future. For writing this report, you can collect information from
internet/print media/electronic media or you can also prepared a scrape
book/flip chart/flip card/powerpoint presentation.
(b) The first case of COVID-19 was
observed in Wuhan China. Later on, this disease spreads all over the world in
the form of Pandemic. Most of the countries had decleared total lockdown in
their areas. Prepare a brief report with respect to the following points.
(i) Scientific name of organism and
symptoms
(ii) Cause-transmission
(iii) Prevention/Precautions
(iv) Diagnosis
(v) Treatment
(vi) Myths – (Pros. and Cons)
(vii) Write/share your experience
about your life style. Do you observe any changes in the environment during
this lockdown, If yes, share this experience also.
Session 2021-22
(Environmental Science&333)
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