A small particle of soil blown by dust is known as
A small particle of soil blown by dust is known as
The top layer of the lake is called as
The top layer of the lake is called as
The earth's radiative equilibrium temperature is:
The earth's radiative equilibrium temperature is:
The main reason(s) for warm summers in northern middle latitudes is that:
The main reason(s) for warm summers in northern middle latitudes is that:
Which one of the following ecosystem type has the highest annual net primary productivity?
Which one of the following ecosystem type has the highest annual net primary productivity?
Frost typically forms on the inside of a windowpane (rather than the outside) because:
Frost typically forms on the inside of a windowpane (rather than the outside) because:
Which of the following projects contribute to displacement?
Which of the following projects contribute to displacement?
What is the most important factor for the success of animal population?
What is the most important factor for the success of animal population?
The most harmful of ultraviolet radiations are
The most harmful of ultraviolet radiations are
In an average year, more people die from this than from any other natural disaster.
In an average year, more people die from this than from any other natural disaster.
If the amount of energy lost by the earth to space each year were not approximately equal to that received:
If the amount of energy lost by the earth to space each year were not approximately equal to that received:
If a glass of water were surrounded by saturated air:
If a glass of water were surrounded by saturated air:
The first tropic level refers to
The first tropic level refers to
Harnessing of nuclear energy often causes ________ pollution
Harnessing of nuclear energy often causes ________ pollution
Definition of ecosystem is
Definition of ecosystem is
Noise is _______________
Noise is _______________
A food web is
A food web is
Growing agricultural crops between rows of planted trees is known as
Growing agricultural crops between rows of planted trees is known as
Suppose last night was clear and calm. Tonight low clouds will be present. From this you would conclude that tonight's minimum temperature will be:
Suppose last night was clear and calm. Tonight low clouds will be present. From this you would conclude that tonight's minimum temperature will be:
Valuable, practical services that help to preserve ecosystem performed by nature are called
Valuable, practical services that help to preserve ecosystem performed by nature are called
Which of the following is false?
Which of the following is false?
The lower limit of water availability is soil is known as
The lower limit of water availability is soil is known as
The proper order from shortest to longest wavelength is:
The proper order from shortest to longest wavelength is:
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World wildlife week is observed during
World wildlife week is observed during
Who coined the slogan of "Chipko Movement" "Ecology is Permanent economy"
Who coined the slogan of "Chipko Movement" "Ecology is Permanent economy"
Which chemical was responsible for Bhopal gas tragedy?
Which chemical was responsible for Bhopal gas tragedy?
About ____ of the meteorologists and atmospheric scientists in the United States work in the field of weather forecasting.
About ____ of the meteorologists and atmospheric scientists in the United States work in the field of weather forecasting.
Carbon dioxide is called green-house gas because it is
Carbon dioxide is called green-house gas because it is
Without the atmospheric greenhouse effect, the average surface temperature would be:
Without the atmospheric greenhouse effect, the average surface temperature would be:
Normally rain water is slightly
Normally rain water is slightly
Minamata disease was caused by pollution of water by
Minamata disease was caused by pollution of water by
Which of the following statements is not correct?
Which of the following statements is not correct?
The atmospheric layer in which we live is called the:
The atmospheric layer in which we live is called the:
The main reason why vegetables take longer to cook in boiling water at high altitudes is because:
The main reason why vegetables take longer to cook in boiling water at high altitudes is because:
IUCN (The International Union For Conservation Of Nature And Natural Resources) headquarters is at
IUCN (The International Union For Conservation Of Nature And Natural Resources) headquarters is at
Oil derived from coal, oil shales or tar sands is called
Oil derived from coal, oil shales or tar sands is called
DDT is a ______________ pollutant
DDT is a ______________ pollutant
Which one of the following is the non-renewable resource?
Which one of the following is the non-renewable resource?
Suppose yesterday morning you noticed ice crystals (frost) on the grass, yet the minimum temperature reported in the newspaper was only 35o F. The most likely reason for this apparent discrepancy is that:
Suppose yesterday morning you noticed ice crystals (frost) on the grass, yet the minimum temperature reported in the newspaper was only 35o F. The most likely reason for this apparent discrepancy is that:
pper layer of water in a single body of water is known as
pper layer of water in a single body of water is known as
Many freshwater animals cannot live for long in sea water and vice versa mainly because of the
Many freshwater animals cannot live for long in sea water and vice versa mainly because of the
_________ is a practice of clearing and burning the forest area for cultivation of crops for 3-4 years and shifting.
_________ is a practice of clearing and burning the forest area for cultivation of crops for 3-4 years and shifting.
_____________ is the poisonous gas leaked during Bhopal gas tragedy
_____________ is the poisonous gas leaked during Bhopal gas tragedy
Ecological niche of an organism represents
Ecological niche of an organism represents
A biomass pyramid is important because it illustrates
A biomass pyramid is important because it illustrates
In the food relationship where the lion eats the wilde beest, and the wilde beast eats plants
In the food relationship where the lion eats the wilde beest, and the wilde beast eats plants
Green Land biome
Green Land biome
What is the official name of IUCN?
What is the official name of IUCN?
Killing of animals disturbs
Killing of animals disturbs
What is oil slick?
What is oil slick?
Minute particles and liquid droplets are collectively called
Minute particles and liquid droplets are collectively called
Sunlight passes through a thicker portion of the atmosphere at
Sunlight passes through a thicker portion of the atmosphere at
India ranks __________ amongst the wind-energy producing countries of the world.
India ranks __________ amongst the wind-energy producing countries of the world.
During an equinox:
During an equinox:
At what time during a 24-hour day would a radiation temperature inversion best be developed?
At what time during a 24-hour day would a radiation temperature inversion best be developed?
Abyssal zone in ocean has
Abyssal zone in ocean has
Slip erosion is also known as
Slip erosion is also known as
The amount of force exerted over an area of surface is called:
The amount of force exerted over an area of surface is called:
The concept that 'population tends to increase geometrically while food supply increases arithmetically' was put forward by
The concept that 'population tends to increase geometrically while food supply increases arithmetically' was put forward by
Animal dung is __________ waste.
Animal dung is __________ waste.
What is "temporary threshold shift"?
What is "temporary threshold shift"?
Which of the following regarding ecological pyramids is not correct?
Which of the following regarding ecological pyramids is not correct?
The word Tsunami is derived from two Japanese words
The word Tsunami is derived from two Japanese words
How much radiant energy will an object emit if its temperature is at absolute zero?
How much radiant energy will an object emit if its temperature is at absolute zero?
Concept of ecological pyramids was proposed by
Concept of ecological pyramids was proposed by
The heating of earth's atmosphere due to trapped radiation is known as
The heating of earth's atmosphere due to trapped radiation is known as
Coral reefs in India can be seen in
Coral reefs in India can be seen in
Which of the following statement is incorrect regarding ecological pyramids
Which of the following statement is incorrect regarding ecological pyramids
The wind-chill factor:
The wind-chill factor:
What are rodenticides?
What are rodenticides?
What is the animal symbol of W. W. F (World Wildlife Fund) ?
What is the animal symbol of W. W. F (World Wildlife Fund) ?
The hottest atmospheric layer is the:
The hottest atmospheric layer is the:
_________ power station at the mouth of the river blocks the flow of polluted water into the sea
_________ power station at the mouth of the river blocks the flow of polluted water into the sea
In the Northern Hemisphere, this day has the fewest hours of daylight:
In the Northern Hemisphere, this day has the fewest hours of daylight:
Non-lonizing radiations with specific biological effects are
Non-lonizing radiations with specific biological effects are
The earth emits radiation with greatest intensity at:
The earth emits radiation with greatest intensity at:
Our seasons are caused by:
Our seasons are caused by:
Complex interlinked food chains are called
Complex interlinked food chains are called
Aquatic life is damaged by
Aquatic life is damaged by
When the air is saturated, which of the following statements is NOT correct?
When the air is saturated, which of the following statements is NOT correct?
All the statements are correct regarding ecological succession except
All the statements are correct regarding ecological succession except
Gharial is a
Gharial is a
_________ causes loss of water because of seepage of water into the soil.
_________ causes loss of water because of seepage of water into the soil.
What is UNCED?
What is UNCED?
The cutting down of trees and setting them on fire and raising crops on the resulting ash is called:
The cutting down of trees and setting them on fire and raising crops on the resulting ash is called:
Meteorology is the study of:
Meteorology is the study of:
Approximately, 50% of total world species are present on
Approximately, 50% of total world species are present on
_______ is a marine tortoise which shows the unique phenomenon "arribada"
_______ is a marine tortoise which shows the unique phenomenon "arribada"
Low clouds retard surface cooling at night better than clear skies because:
Low clouds retard surface cooling at night better than clear skies because:
Black lung disease is associated with
Black lung disease is associated with
_________ is the element used to produce nuclear energy
_________ is the element used to produce nuclear energy
Which of the following enhances soil fertility?
Which of the following enhances soil fertility?
Which of the following region has maximum diversity
Which of the following region has maximum diversity
Abundant source of inonazite sands are found on the sea shores of
Abundant source of inonazite sands are found on the sea shores of
Lines connecting points of equal temperature are called:
Lines connecting points of equal temperature are called:
Sedimentation is a
Sedimentation is a
The sun emits its greatest intensity of radiation in:
The sun emits its greatest intensity of radiation in:
Two-thirds of the world's known oil reserves are located in
Two-thirds of the world's known oil reserves are located in
_________ layer is very near to earth
_________ layer is very near to earth
