GK/Environmental Science-II Sample Test,Sample questions

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Question: A great deal of indoor air pollution comes from which of the following?

1.CO

2.Sludge

3.Carpets and furniture

4.All of these

Question: Acid rain mainly result from

1.Carbon dioxide

2.Sulpur dioxide

3.Carbon monoxide

4.Ammonia

Question: Air pollution can be of

1.Artificial or man made origin

2.Natural origin

3.Both A and B

4.None of the above

Question: Any unfavorable alteration of the environment may be called as

1.bioaccumulation

2.eutrophication

3.environmental pollution

4.biomagnigication

Question: Atmospheric ozone layer which protect us from UV-B and C is getting depleted most by addition of which of the following harmful substance?

1.carbon dioxide

2.chloro fluorocarbon

3.carbon monoxide

4.none of the above

Question: Black Buck is a which of the following?

1.Bird

2.Goat

3.Deer

4.All

Question: BOD of a river water is found very high. What is the true meaning for this?

1.Contain Algae

2.Is clear

3.Is highly polluted

4.Contain many dissolved minerals

Question: BOD stands for /Full form of BOD?

1.Biotic Oxygen Demand

2.Biological Oxygen Decrease

3.Biological Oxygen Demand

4.None of the above

Question: Complete the sentence Hot spots are regions of high ______

1.endemism

2.rarity

3.diversity

4.critically endangered population

Question: Correct statement for Phytoplankton ?

1.Consumers of Ocean

2.Producers of lakes

3.Producers of forest

4.Both A and B

Question: During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:

1.Clear, windy afternoon

2.Clear, calm afternoon

3.Cloudy, windy afternoon

4.Cloudy, calm afternoon

Question: During the course of a year, the sun will disappear from view near the North Pole on what date?

1.Sep 23

2.June 21

3.Dec 23

4.None of these

Question: Earth summit of Rio de Janeiro (1992) resulted in which of the following?

1.Establishment of biosphere reserves

2.Conservation of biodiversity

3.Compilation of Red list

4.IUCN

Question: Fill in the blank: In a population, unrestricted reproductive capacity is called as ____

1.birth rate

2.biotic potential

3.carrying capacity

4.fertility rate

Question: Fill in the blanks: A dim, watery sun visible through a gray sheet-like cloud layer is often a good indication of ____ clouds.

1.Cirrostratus

2.Cumulonimbus

3.Stratocumulus

4.Altostratus

Question: Fill in the blanks: Disease aggravated by air pollution is____

1.Haemophilia

2.Cholera

3.Rheumatism

4.Bronchitis

Question: Fill in the blanks: Evaporation is a _________ process.

1.Heating

2.Cooling

3.Both A and B

4.None of these

Question: Fill in the blanks: In the middle latitudes of the Northern Hemisphere, surface winds tend to blow ____ and ____ around an area of surface low pressure.

1.Clockwise; outward

2.Counterclockwise; inward

3.Clockwise; inward

4.Counterclockwise; outward

Question: Fill in the blanks: Major consumer of wood from forest is __________.

1.Paper industry

2.Thermal Power Plant

3.Chemistry Industry

4.None of the above

Question: Fill in the blanks: The algal booin often releases ______ in water

1.Toxins

2.Acidic

3.Virus

4.Bacteria

Question: Fill in the blanks: The energy used for all plant life processes is derived from __________ radiation.

1.Infra red

2.Ultra violet

3.Solar

4.Beta

Question: Fill in the blanks: The movement Beej Bachao Andolan was aimed for the conservation of _______

1.Shrubs

2.Trees

3.Coconut

4.Crops

Question: Fill in the blanks: Unleaded petrol contains __________ which are known as carcinogenic compounds.

1.Banzene

2.Nitrates

3.Phosphates

4.All of these

Question: Fill in the blanks: _____ trees shed their leaves during winter and hot summer.

1.Coniferous

2.Ever green

3.Shola

4.Deciduous

Question: Fill in the blanks: _________ element had guided the earlier navigators to keep them on right path.

1.Coal

2.Magnetite

3.Carbon

4.Uranium

Question: Fill in the blanks: _________ is the regulatory authority of quality in India

1.PCBC

2.CPCB

3.CPBC

4.CBCP

Question: Fill in the blanks: _________ is the study that deals with the interaction of organisms with their environment.

1.Ecology

2.Etiology

3.Biology

4.All of the above

Question: Fill up _________ is the 12th Mega Biodiverse Country in the world.

1.America

2.China

3.India

4.Sri Lanka

Question: Heat is energy in the process of being transferred from

1.Low pressure to high pressure

2.Hot objects to cold objects

3.High pressure to low pressure

4.Cold objects to hot objects

Question: Heavy dust can cause which of the following phenomenon?

1.browning of leaves

2.leaf blights

3.opening of stomata

4.closure of stomata

Question: If there is no atmosphere, then what is the colour of the sky ?

1.White

2.Blue

3.Black

4.None of these

Question: In a photochemical smog, which of the following gas is an eye and mucous membrane irritant?

1.Ozone

2.SO2

3.NO2

4.None of the above

Question: In grazer food chain the living plants are directly

1.Consumed

2.Destroyed

3.Grown

4.Decayed

Question: In the stratosphere, What is the correct for air temperature normally:

1.Increases with increasing height

2.Decreases with increasing height

3.Both increases and decreases depending on the season

4.Cant be measured

Question: National Park associated with rhinoceros is

1.Corbett

2.Kaziranga

3.Ranthambore

4.Valley of flowers

Question: On a clear, calm, night, the ground and air above cool mainly by which of the following process?

1.Reflection

2.Evaporation

3.Radiation

4.Convection

Question: Organisms which are predominantly found living on, in or near bed sediments of rivers or lakes are known as

1.neuston

2.nektonic

3.planktonic

4.benthic

Question: Ozone depletion is mostly caused by which of the following substance?

1.CCL

2.CO2

3.CO

4.CFCs

Question: Perspiration cools the body by which of the following?

1.Latent heat transfer

2.Advective heat transfer

3.Radiative heat transfer

4.Conductive heat transfet

Question: Photosynthesis is found in which of the following?

1.Scavengers

2.Producers

3.Decomposers

4.None of the above

Question: Rising air cools by which of the following process?

1.Evaporation

2.Expansion

3.Condensation

4.Compression

Question: Sinking air warms by which of the following process?

1.Condensation

2.Expansion

3.Compression

4.Friction

Question: Snow leopard is found in which of the following National Park?

1.The Great Himalayan

2.Kaziranga

3.Nagarhole

4.Bharatpur

Question: Soil chemistry is considered as an Which type of factor?

1.Econtonal

2.Topographic

3.Biologic

4.Edaphic

Question: The aurora is produced by which of the following?

1.Fast-moving charged particles colliding with air molecules

2.Reflections of sunlight by polar ice fields

3.Burning oxygen caused by the intense sunlight at high altitude

4.None of the above

Question: The controversial dam across the river Narmada is which of the following?

1.Hirakud

2.Sardar Sarovar

3.Bhakranangal

4.All of these / None of these

Question: The effect of ozone depletion include which of the following?

1.Affect the climate

2.Cause skin cancer

3.UV light reaches the earth

4.All of the above

Question: The final stable community in an ecological succession is called the

1.Climax community

2.Final community

3.Ultimate community

4.All of the above

Question: The horizontal transport of any atmospheric property by the wind is called

1.Radiation

2.Advection

3.Latent heat

4.Conduction

Question: The inherent ability of organisms to reproduce and multiply is called

1.Biotic Potential

2.C value

3.K value

4.Carrying capacity

Question: The intermediate developmental stages in the ecological succession is called

1.Climax

2.Sere

3.Nudation

4.Ecesis

Question: The Native Place of Redwood trees is which of the following?

1.Amazon

2.Australia

3.California

4.Thailand

Question: The north-facing side of a hill in a mountainous region in the US tends to:

1.Have snow on the ground for a longer period of time in winter compared to the south-facing side

2.Grow a variety of trees that are typically observed at higher elevation

3.Receive less sunlight during a year than the south-facing side

4.All of these

Question: The phenomenon of accumulation of non-biodegradable pesticides in human beings

1.Bioremediation

2.Biomagnification

3.Bioaccumulation

4.Biodegradation

Question: The study of food chains and food webs is observed in the phenomenon known as

1.Ecosystem

2.Biological chain

3.Biological magnification

4.None of the above

Question: This is used as a guide to planting and for determining the approximate date for harvesting crops:

1.Cooling degree-days

2.Heating degree-days

3.Growing degree-days

4.Mean annual temperature

Question: Total amount of living material at the various trophic levels of a food chain is depicted by pyramids of

1.Biomass

2.Numbers

3.Energy

4.All of these

Question: Trichodermaharzianum has proved a useful microorganism for

1.Biological control of soil-borne plant pathogens

2.Reclamation of wastelands

3.Bioremediation of contaminated soils

4.All of these

Question: Typically, water vapor occupies about what percentage of the airs volume near the earths surface?

1.About 21 percent

2.About 78 percent

3.Less than 4 percent

4.Close to 10 percent

Question: UV radiations is injurious to plants because it is

1.increases respiration

2.break phosphate bonds

3.causes dehydration

4.causes genetic changes

Question: Warming in the stratosphere is mainly caused by

1.Chemical reactions between ozone and chlorofluorocarbons

2.Release of latent heat energy during condensation

3.Absorption of ultraviolet radiation by ozone

4.All of the above

Question: What are the name of animals that feed only on plants ?

1.carnivores

2.detritivores

3.herbivores

4.omnivores

Question: What are the name of the forests which grow in high rain fall areas ?

1.Tundra

2.Ever green forests

3.Temperate forests

4.All of these

Question: What is an Incinerator?

1.Furnace used for treating liquid waste

2.Furnace used for burning solid waste

3.Both A and B

4.None of the above

Question: What is Carcinogen in the following?

1.Drugs used for curing cancer

2.Drugs for curing infectious disease

3.Food colourants

4.Cancer causing agent

Question: What is meant by ex-situ conservation?

1.Conservation of forest eco system

2.Conservation of a species by protecting its habitat along with all other species living there

3.Conservation of plants

4.Conservation of a species outside its natural habitat

Question: What is name of the place where the worst nuclear disaster took place?

1.Gwalior

2.Washington

3.Chernobyl

4.Japan

Question: What is the name of caused of Global warming ?

1.CFCs

2.GHGs

3.CO

4.NO2

Question: What is the name of Centre of Modern nuclear technology in India?

1.BARC

2.CRAS

3.SARC

4.None of the above

Question: What is the name of country that contains about 50% of the worlds coal resources?

1.China

2.United States

3.Canada

4.The former Soviet Union

Question: What is the name of Energy resources derived from natural organic materials?

1.Biomass

2.Geothermal energy sources

3.Fossil fuels

4.All of these

Question: What is the name of first trophic level in a food chain

1.Herbivores

2.Green Plants

3.Bacteria

4.Both A and B

Question: What is the name of green house gases which is trap more heat?

1.Trifluoro methyl sulphurpentafluoride

2.Methane

3.Nitrous oxide

4.Carbon dioxide

Question: What is the name of organisms which depened on Producers for nutrition?

1.Consumers

2.Autotrophs

3.Saprophytes

4.Xerophytes

Question: What is the name of outermost zone of a biosphere reserve ?

1.Buffer zone

2.Manipulation zone

3.Core zone

4.All of the above

Question: What is the name of problems is not created by noise pollution?

1.Irritation

2.Hypertension

3.Diarrhoea

4.Deafness

Question: What is the name of source of energy in an ecosystem?

1.Sunlight

2.ATP

3.R.N.A

4.D.N.A

Question: What is the name of the book written by Rachel Carson resulted in banning DDT in USA?

1.The environmentalism

2.Food Chain

3.Silent spring

4.None of the above

Question: What is the name of the example of primary pollutant

1.CO

2.NO2

3.Hydrocarbons

4.All of the above

Question: What is the name of the forests which occur in law rain fall area?

1.Coniferous forest

2.Evergreen forests

3.Deciduous forests

4.None of these

Question: What is the name of the gas that absorbs most of the harmful ultraviolet radiation in the stratosphere?

1.Ozone

2.Water vapor

3.Nitrous oxide

4.All of these

Question: What is the name of the Largest reptile in the world?

1.Python

2.Dragon

3.Crocodile

4.Anaconda

Question: What is the name of the main energy source for our environment?

1.Electrical energy

2.Solar energy

3.Bioelectric energy

4.Chemical energy

Question: What is the name of the most abundant gas in the stratosphere?

1.Nitrogen

2.Oxygen

3.Ozone

4.All of these/ None of these

Question: What is the name of the pollutant that causes hole in the ozone layer ?

1.CFCs

2.Nitrousoxide

3.SF6

4.None

Question: What is the name of the potent green house gas

1.CH4

2.CO2

3.O3

4.All of these

Question: What is the temperature scale that sets freezing of pure water at 32 degree F

1.Celsius

2.Kelvin

3.Fahrenheit

4.All of the above

Question: What is the term use for occurrence of pesticides like DDT in higher trophic levels?

1.Bio pollution

2.Bioremediation

3.Biomagnification

4.All of these

Question: What is the thing which is not considered a temperature scale?

1.Kelvin

2.Fahrenheit

3.Celsius

4.Calorie

Question: What is the true statements for population? A population is a group of_______

1.Individuals in a family

2.Individuals in a species

3.Species in a community

4.Communities in an ecosystem

Question: What is the type of Endemic species?

1.species localised in a specific region

2.Rare species

3.Cosmopolitan in distribution

4.None of these

Question: What of the following scale is used to record the force of wind ?

1.Fajita

2.Decibel

3.Richter

4.Beau fort

Question: What was the name of the scientist which were introduced Term Smog in 1905

1.Hult

2.Des Voeux

3.Le Chatelier

4.Canon

Question: Which of the following group of vertebrates comprises the highest number of endangered species?

1.Reptiles

2.Mammals

3.Birds

4.Fishes

Question: Which of the following has the least similarity when comparing two examples of the same biome located in different parts of the world?

1.Continent

2.Climate

3.Elevation

4.Latitude

Question: Which of the following is desertification?

1.Conversion of croplands into desert

2.Conversion of grassland into desert

3.Conversion of forests into desert

4.All of the above

Question: Which of the following is the first protected area in India?

1.Bandipur sanctuary

2.Silent valley

3.Corbett National Park

4.All of these

Question: Which of the following plants die after flowering?

1.Bamboo

2.Lotus

3.Butea

4.Chrysanthemum

Question: Which of the following term holds a planets atmosphere close to its surface?

1.Gravity

2.Radiation

3.Pressure

4.Moisture

Question: Which one of the following is true?

1.commensalism when none of the interacting populations affect each other

2.symbiosis when neither population affects each other

3.symbiosis when the interaction is useful to both the populations

4.commensalism when the interaction is useful to both the populations

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