Ecology, Biodiversity Conservation and Environmental Issues

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Ecology, Biodiversity Conservation and Environmental Issues mcq questions and answers for competitive exams UPSC SSC , SSC CGL, SSC CHSL, upsc Civils , Entrance exams Online test practice online free Quiz, mock practice online
1.
Assertion (A ): The ecosystem surrounding a river gets damaged due to construction of a dam. Reason (R): The area gets inundated with large volume of water. Identify the correct answer:

a
Both (a) and (R) are true, with (R) being the correct explanation.
b
Both (A ) and (R) are true, but (R) is not the correct explanation.
c
(A ) is true, but (R) is wrong.
d
Both (a) and (R) are wrong.

2.
Which one of the following is an Exsitu method of biodiversity conservation?

a
Seed storage
b
DNA Bank
c
Tissue culture
d
All the above

3.
Solid waste treatment by pyrolysis involves

a
Autoclaving
b
Heating in presence of air
c
Heating in presence of acetic acid
d
Heating in absence of air

4.
Which bird has been voted as United Kingdom's first national bird?

a
Barn owl
b
Robin flies
c
Blackbird
d
Bald eagle

5.
If in the screening stage of EIA, the impact level of a developmental project is not discernible, then what step should be adopted?

a
Scoping stage is to be followed.
b
A rapid EIA study is to be conducted.
c
Detail EIA study is to be conducted.
d
The project should be given Environmental Clearance.

6.
National Land Reform Policy stresses on

a
Restoration of ecological balance
b
Watershed approach
c
Tenancy reforms
d
Natural regeneration

7.
An ecotype is

a
Genetically different forms of the same organisms
b
Morphologically different forms of the same organisms
c
Genetically similar forms of the same organisms
d
Both (a) and (b)

8.
Which one of the following is not the goal of sustainable agriculture in India?

a
Maintaining productive topsoil
b
Keep farms economically viable
c
Mechanised farming
d
Reduce the use of chemical fertilizer and pesticides

9.
Which one of the following environmental factors is responsible for cyclomorphism in animals?

a
Wind
b
Temperature
c
Moisture
d
Photoperiod

10.
The percentage share of electrical power from solar energy in the total electric power generation from all renewable energy sources sought to be achieved by Indian government by the year 2022, is

a
57.1 %
b
75 %
c
47.5 %
d
65.5 %

11.
How many hot spots have been identified in the world and Indian Subcontinent respectively?

a
17, 2
b
12, 3
c
17, 3
d
35, 2

12.
In biological systems sulphur is largely bound in

a
Lipids
b
Proteins
c
Nucleic acids
d
Proteins and nucleic acids

13.
The Indian monsoon period is from

a
October to November
b
December to February
c
June to September
d
March to May

14.
Which year was declared as International Year of Biodiversity?

a
2002
b
2010
c
2020
d
1972

15.
Radioactive waste management in our country is governed under

a
Biomedical Waste (Management & Handling) Rules 1998
b
Hazardous Waste (Management, Handling and Trans-boundary Movement)
c
Environment (Protection) Act, 1986
d
Atomic Energy Act, 1962

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