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12th Biology Monthly Test - 2 ( Zoology - Environmental Issues )

St. Britto Hr. Sec. School - Madurai

12th Biology Monthly Test - 2 ( Zoology - Environmental Issues )-Aug 2020

Time : 2.30 Hours

Part - A

Multiple Choice Question - Answer All Question

The ‘thickness’ of Stratospheric Ozone layer is measured in/on:

Sieverts units
Dobson units
Melson units
Beaufort Scale

Which among the following always decreases in a Food chain across tropic levels?

Number
Accumulated chemicals
Energy
Force

Excess of fluoride in drinking water causes:

Lung disease
Intestinal infection
Fluorosis
None of the above

As per 2017 statistics, the highest per capita emitter of Carbon dioxide in the world is

USA
China
Qatar
Saudi Arabia

The use of microorganism metabolism to remove pollutants such as oil spills in the water bodies is known as

Biomagnification
Bioremediation
Biomethanation
Bioreduction

The tolerabl level of sound is __________

140 db
120 db
100 db
2220 db

PCB is a major component of _________

e-waste
Agro waste
sewage
Plastics

Incineration is the best method to dispose __________

Agricultural waste
Sewage
Medical waste
Oil spills

___________ is an example for a non persistant pollutant.

DDT
Vegetable waste
Plastic
Mercury

Which among the following awards instituted by the Government of India for individuals or communities from rural areas that have shown extraordinary courage and dedication in protecting Wildlife?

Indira Gandhi Paryavaran Puraskar
Medini Puruskar Yojana
Amrita Devi Bishnoi Award
Pitambar Pant National Award

The 2018 UN climate change conference was held in __________

Rwanda
NewYork
Russia
Poland

Kyoto protocol was held in Japan in _________

1992
1997
2012
2017

The Ozone Day is observed every year on September 16 as on this day in 1987 the ___________was signed for launching efforts to arrest the depletion of the fragile ozone layer in the stratosphere that prevents the harmful ultra-violet rays of the sun from reaching the earth. Fill the correct word in blank.

Montreal Protocol
Geneva Protocol
Kyoto Protocol
Nagoya Protocol

Ozone is found in the __________ layer of the at osphere.

Ionosphere
Thermosphere
Stratosphere
Mesosphere

__________ is not a green house gas.

CO₂
Methane
PAN
Nitrous oxide

Part - B

Generic 2 - Answer All Question

How are sources of water pollution classified?

How are pollutants classified?

Write notes on the following:
a. Eutrophication
b. Algal Bloom

Expand
(i) CFC
(ii) AQI
(iii) PAN

What is ozone depletion? How is it caused?

Name two major International environmental conventions.

What is 4 'R'?

What would Earth be like without the greenhouse effect?

Discuss the causes and effects of global warming. What measures need to be taken to control global warming?

What is AQI?

Defme air pollution.

List all the wastes that you generate, at home, school or during your trips to other places. Could you very easily reduce the generation of these wastes? Which would be difficult or rather impossible to reduce?

What is SMOG and how it is harmful for us?

What is Ozone?

Part - C

Generic 3 - Answer All Question

What is PAN?

Mention any two measures to control sound pollution.

What is radioactive waste management?

Mention ways of controlling depletion of ozone layer.

What are spent fuel pools?

How is carbon monoxide produced?
What are particulate matter?

What is acid rain?
Name the main sources of air pollution.

What is ozone depletion?

Discuss the role of an individual to reduce environmental pollution.

Part - D

Generic 5 - Answer All Question

Recently E-Waste and plastic wastes have created dangerous effects in the environment. In order to protect the environment what will be the solution?

How can noise pollution be controlled?

How does recycling help reduce pollution?

List the effects of air pollution.

What is the primary purpose of the Kyoto Protocol?

How can air pollution be controlled?

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