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Name of the Organisation : St. Xavier’s College, Ranchi
Name of the Exam : Semester Exam
Paper : UG (Model Question Paper-III)
Year : 2014- 2015
Document Type : Previous Year Question Bank
Website : http://www.sxcran.org/QuesBank
Download Previous Question Paper : https://www.pdfquestion.in/uploads/14149-EVSModelIII.pdf

SXC Ranchi EVS UG Previous Question Bank Paper-III

Time : 2 Hours
Max.Marks : 100

Related : St. Xavier’s College EVS UG Model Question Paper – II : www.pdfquestion.in/14143.html

Instructions To Students

1. This Booklet contains 100 questions. All questions are compulsory and carry equal marks.

2. Before you start answering the questions you must check this Booklet and ensure that it contains all the pages (1-11) and see that no page is missing or repeated. If you find any defect in this Booklet, you must get it replaced Immediately.

3. You will be supplied the OMR Answer Sheet separately by the Invigilator. You must ,.., complete and code the details of Name. Exam Roll No. (last five digit) and Set Number on the Answer Sheet carefully. You must also put your signature at the prescribed place before you act.ually start answering the questions. These instructions must be fully complied with, failing which, your Answer-Sheet will not be evaluated and you will be awarded ‘ZERO’ mark.

4. Answers must be shown by completely blackening the corresponding circles on the – Answer-Sheet against the relevant question number by Black/Blue Ball Point Pen/ Dark HB Pencil only. More the one darken circles will be awarded as Zero Mark.

5. The Question Booklet and OMR Answer-Sheet must be handed over to the Invigilator before you leave the Examination-Hall.
6. Answer the questions as quickly and as carefully as you can. Do not spend too much time on any question.
7. No rough work is to be done on the OMR Answer-Sheet. Rough work can be done on this Booklet

Sample Questions

Intermediate zone in aquatic ecosystem where production almost balances consumption is
a) Epilimnion
b) Thermocline
c) Hypolimnion
d) Hyperlimnion

The objective and guiding principle for developing environment I ccll iCiltlon at
all levels were formulated at
a) UNESCO conference 1975
b) Tiblisi conference 19 I I
c) UNESCO conference 1977
d) All the above

World water day is observed on
a) April22
c) November 12
b) March 22
d) October 20

Chalcolithic age refers to
a) Bronze age
c) Copper age
b) Iron age
d) Stone age

Which of the following was short and poorly defined
a) Neolithic
b) Mesolithic
c) Palaeolithic
d) Neolithic

cosystem services Include
a) purification of air and water
c) nutrient cycling and generating fertile soil
b) mitigate draughts and floods
d) all of the above

Purest form of water is
a) Tank water
b) Rain water
c) Fountain Water
d) Sea water

Major autotrophic component of an ecosystem are
a) Green plants
b) chemosynthetic bacteria
c) Green plant + chemosynthetic
d) green plants and saprotrophs bacteria

What does EIA abbreviation stands for
a) Environment Indian Association
b) Eco India Alignment
c) Environment Impact Awareness
d) Environment Impact Assessment

Which act was constituted in year 1972?
a) Wildlife Act
c) Air (Prevention & control of pollution) Act
b) forest conservation Act
d) Water (Prevention & control of pollution) Act

11. Who coined the term ecology?
a) Reiter
b) Hackel
c) Tansley
d) Odum

Energy flow in an ecosystem supports
a) 1st law
b) 2nd law
c) 1st & 2nd law
d) none

Limnology is the study of
a) Lakes
b) fresh water ecosystem
c) Marine ecosystem
d) both marine and fresh water ecosystems

Most food chains consist of how many trophic levels?
a)2-4
b)3 – 5
c) 4- 6
d) 5 – 7

The World Summit on sustainable development took place in September 2002 at
a) Brazil
c) Leeds
b) Johannesburg
d) us

Principal sources of nitrous oxide is
a) Aerosols
c) Deforestation
b) Fertilizers
d) Livestock

United Nation Conference on Human environment was held in June 1972 Act
a) Berlin
b) Prague
c) Vienna
d) Stockholm

Which are the most important decomposers in an ecosystem
a) Algae & fungi
b) bacteria & fungi
c) Algae & earthworms
d) fungi & earthworms

World Ozone day is observed on
a) September 28
c) September 13
b) September 16
d) September 14

Dead organic matter is fragmented by
a) decomposers
c) osmotrophs
b) saprotrophs
d) detritivores

The Natural Calamity which affected Vishakhapatnam in October 2014
a) Nilofar
b) Kareena
c) Hudhud
d) Phailin

The definition of sustainable development has been given in commission document entitled
a) World conservation strategy
b) Man & Biosphere
c) Our Common Endeavour
d) Our Common Future

In terms of energy an ecosystem is
a) open unit
b) closed unit
c) may be open or close
d) neither open nor close

What is the expanded form of UNCSD
a) United Nations Conservation strategy & development
b) United Nations Council of State development
c) United Nations Commission on sustainable development
d) United Nations Common Support for Development

On a clear sunny day the amount of sun light reaching earth’s surface is about
a) 10%
b) 20%
c) 45%
d) 55%