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Quiz 7
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Q.1
Infection of HIV is usually detected by which test
Elisa test
Hybridization
Gram staining
None
Q.2
Ecotype is a type of species in which environmentally induced variations are
Temporary
Genetically fixed
Genetically not related
None of the above
Q.3
Ecology deals with the study of:
Living beings
Living and non living components
Reciprocal relationship between living and non living components
Environment
Q.4
The book silent spring was written by
Madhav Gadgil
Anil Agarwal
Rachel Carson
E.O.Wilson
Q.5
The Anthrax disease is caused by
Virus
Bacteria
Protozoa
Helminthes
Q.6
Natural gas that was formed from ancient prehistoric forests is called
Fossil fuels
petroleum
Gobar gas
LPG
Q.7
Pick out the world's rarest monkey.
Baboon
Common Marmoset
Golden langur
Gibbon
Q.8
_______ is a cold desert in India.
Thar
Ladakh
Ran of Kutch
Bhopal
Q.9
Rainfall is measured by an instrument known as
Seismograph
Lactometer
Rain gauge
Nanometer
Q.10
A strong radiation inversion is more likely to occur on a:
Warm, windy night.
Cool, windy night.
Rainy night with light winds.
Clear night with light winds.
Q.11
Bell-shaped polygonal pyramid indicates
low percentage of young individuals
moderate percentage of young individuals
high percentage of young individuals
low percentage of old individuals
Q.12
The Gulf Coast states are more humid in summer than the coastal areas of Southern California mainly because of the:
Higher air temperature in the Gulf States
Lower air temperature in Southern California
Higher water temperature in the Gulf of Mexico
Low relative humidity of the air over the Pacific Ocean
Q.13
This is used as an index for fuel consumption:
Growing degree-days
Consumer price index
Heating degree-days
Mean annual temperature
Q.14
Which functional feeding groups are involved in the process of in-stream physical breakdown of coarse material into fine particulate organic matter?
Collector filterers
Shredders
Grazers
Collector gatherers
Q.15
When the air temperature is below freezing, the saturation vapour pressure over water is .
Equal to zero
Less than the saturation vapour pressure over ice
Greater than the saturation vapour pressure over ice
Equal to the saturation vapour pressure over ice
Q.16
Organisms having the potential for interbreeding and producing fertile offspring is called
Class
Order
Genus
Species
Q.17
Expand GIS
Geographical Information System
Geographical Information Source
Geological Information System
Geological Index System
Q.18
Light energy is transformed into chemical energy by
Photosynthesis
Respiration
Recycling
Productivity
Q.19
The cold feeling that you experience after leaving a swimming pool on a hot, dry, summer day represents heat transfer by:
Conduction
Convection
Radiation
Latent heat
Q.20
The transfer of heat by molecule-to-molecule contact:
Conduction
Convection
Radiation
Ultrasonic
Q.21
Bio gas generation is mainly based on the principle of
Fermentation
Biodegradation
Purification
Sedimentation
Q.22
Which of the following ecological pyramid is always upright?
Pyramid of energy
Pyramid of number
Pyramid of biomass
None of these
Q.23
The formation of a climax community from an abandoned farm land is a an example of
Autogenic succession
Allogenic succession
Primary succession
Secondary succession
Q.24
All are physical pollutants except
heat
sound
radiations
soot
Q.25
Dodo is
Endangered
Critically endangered
Rare
Extinct
Q.26
Blue whale is placed under
Endangered
Critically endangered
Rare
Extinct
Q.27
Wild life protection act was formulated during the period of ______
Mrs. Indira Gandhi
Lal Bahadur Shasthri
Rajiv Gandhi
Morarji Desai
Q.28
Who had stated in the Stockholm Conference in 1972 that poverty was the greatest polluter?
Indira Gandhi
Mahatma Gandhi
Rajiv Gandhi
Jawaharlal Nehru
Q.29
Ex situ conservation includes
Zoo
Botanic garden
Germplasm bank
all of the above
Q.30
First National Park in India
Jim Corbett National Park
Bandipur National Park
Gir National Park
Sunderbans National Park
Q.31
Incineration of Municipal waste involves
Oxidation
Deduction
Redox action
Disintegration
Q.32
Example for a physical pollutant
Water
Air
Radiation
Plant
Q.33
The transfer of heat by molecule-to-molecule contact is:
Conduction
Convection
Radiation
Ultrasonic
Q.34
Which of the following processes acts to remove carbon dioxide from the atmosphere?
Lightning
Deforestation
Photosynthesis
Burning fossil fuels
Q.35
Mycorrhiza represents
Symbiotic association between a fungus and liverworts
Parasitic association between a fungus and an alga
Parasitic association between a fungus and roots of plants
Symbiotic association between a fungus and roots of higher plants
Q.36
A graphic representation of number of individuals of different species belonging to each trophic level in a an ecosystem is known as
Ecological pyramid
Pyramid of biomass
Pyramid of number
Pyramid of energy
Q.37
"Silent Spring" is a well known book written by
John Miller
Charles Darwin
Rachel Carson
Aldoleopold
Q.38
Which of the following groups is absolutely essential functional component of the ecosystem?
Producers
Producers and herbivores
Producers and detritivores
Detritivores
Q.39
Superbugs are
Synthetic bug
Bacteria
Radio nucleotide
Industries
Q.40
What is edge species?
The species which occur abundantly in the ecotone
Species on the verge of extinction
Rare species
Endemic species
Q.41
The phenomenon of occurrence of additional species found in the ecotone or transitional zone between adjoining ecosystems is known as _________
Edge effect
Root effect
Raman effect
Coolidge effect
Q.42
The 3 R principle in waste management involves
Reduce, Regain, Reuse
Reduce, Reuse, Recycle
Reduce, Reform, Reset
Reduce, Retain, Regain
Q.43
All food chains starts with __________ and ends with decay.
Environment
Organisms
Photosynthesis
Fungi
Q.44
Which of the following interactions will not promote co evolution?
Commensalism
Mutualism
Parasitism
Interspecific competition
Q.45
Which of the following gases are mainly responsible for the atmospheric greenhouse effect in the earth's atmosphere?
Oxygen and nitrogen
Nitrogen and carbon dioxide
Ozone and oxygen
Water vapor and carbon dioxide
Q.46
The unit of pressure most commonly found on a surface weather map is:
Inches of mercury (Hg)
Millibars or hectopascals
Pounds per square inch
Millimeters of mercury (Hg)
Q.47
A biodegradable plastic developed by Biopak Corporation Australia
Biopol
Pet
Polyester
PVC
Q.48
The major reservoir of carbon is
The atmosphere
Ocean Bed
Plant and animals
Rock
Q.49
In an aquatic ecosystem, the tropic level equivalent to cows in grasslands is
Nekton
Zooplankton
Phytoplankton
Benthos
Q.50
Which of the following zones in a lake suffers from lack of light and therefore limited photosynthesis is able to take place?
Pelagic
Littoral
Profundal
Euphotic
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