Que- The dew point temperature is a measure of the total amount of water vapor in the air.
a. True
b. False
c. Nothing can be said
d. None of the mentioned
Answer- True
Explanation- No explanation is given for this question
Que- To protect fruit trees from frost, it is important to keep the air as still as possible.
a. True
b. False
c. Nothing can be said
d. None of the mentioned
Answer- False
Explanation- No explanation is given for this question
Que- The relative humidity is often near 100 percent in the Polar Regions.
a. True
b. False
c. Nothing can be said
d. None of the mentioned
Answer- True
Explanation- No explanation is given for this question
Que- Stratus clouds are typically puffy and form by convection.
a. True
b. False
c. Nothing can be said
d. None of the mentioned
Answer- False
Explanation- No explanation is given for this question
Que- The development of a bare area without any life form is called
a. Nudation
b. Ecesis
c. Sere
d. Reaction
Answer- Nudation
Explanation- The development of a bare area without any life form is called Nudation.
Que- _________ is a long term pattern of weather at a particular area.
a. Raising sun
b. Climate
c. Setting sun
d. Rainbow
Answer- Climate
Explanation- Climate is the long-term pattern of weather in a particular area. Weather can change from hour-to-hour, day-to-day, month-to-month or even year-to-year.
Que- The lowest temperature is usually observed:
a. At the time of sunset
b. Near midnight
c. Several hours before sunrise
d. Around sunrise
Answer- Around sunrise
Explanation- The lowest temperature is usually observed around sunrise.
Que- Species that occur in different geographical regions separated by special barrier are:
a. Allopatric
b. Sympatric
c. Sibling
d. None of the above
Answer- Allopatric
Explanation- Allopatric is the species that occur in different geographical regions separated by special barriers.
Que- The crucial species that determine the ability of large number of other species is termed as _________ species.
a. Important
b. Crucial
c. Significant
d. Keystone
Answer- Keystone
Explanation- Within biological communities, some species may be important in determining the ability of large number of other species to persist in the community. It has a disproportionately large effect on its environment relative to its abundance. These crucial species are known as key stone species.
Que- _________ element had guided the earlier navigators to keep them on right path.
a. Magnetite
b. Carbon
c. Coal
d. Uranium
Answer- Magnetite
Explanation- Magnetite element had guided the earlier navigators to keep them on right path.
Que- Heat is energy in the process of being transferred from:
a. Hot objects to cold objects
b. Low pressure to high pressure
c. Cold objects to hot objects
d. High pressure to low pressure
Answer- Hot objects to cold objects
Explanation- Heat is energy in the process of being transferred from one object to another because of the temperature difference between them. After heat is transferred it is stored as " internal energy " which is the total energy stored in the molecules.
Que- Which one is true?
a. symbiosis when neither population affects each other
b. symbiosis when the interaction is useful to both the populations
c. commensalism when none of the interacting populations affect each other
d. commensalism when the interaction is useful to both the populations
Answer- symbiosis when the interaction is useful to both the populations
Explanation- Symbiosis when the interaction is useful to both the populations.
Que- A population is a group of
a. individuals in a species
b. species in a community
c. communities in an ecosystem
d. individuals in a family
Answer- individuals in a species
Explanation- A population is defined as a group of individuals in a species. Hence they can interbreed and include organisms in a geographical area. The total of all populations is called a universe.
Que- Rising air cools by this process:
a. Expansion
b. Evaporation
c. Compression
d. Condensation
Answer- Expansion
Explanation- Clouds form when moist, warm rising air cools and expands in the atmosphere. The water vapor in the air condenses to form tiny water droplets which are the basis of clouds.
Que- The word Tsunami is derived from two Japanese words
a. Tsu(big) and nami(flow)
b. Tsu(harbour) and nami(wave)
c. Tsu(big wave) and nami(wave)
d. None of these
Answer- Tsu(harbour) and nami(wave)
Explanation- Tsunami is a Japanese word from a double root: tsu, meaning port or harbour, and nami, meaning wave.
Que- The proper order from shortest to longest wavelength is:
a. Visible, infrared, ultraviolet
b. Infrared, visible, ultraviolet
c. Ultraviolet, visible, infrared
d. Visible, ultraviolet, infrared
Answer- Ultraviolet, visible, infrared
Explanation- The electromagnetic spectrum includes, from shortest wavelength to longest: Ultraviolet, visible, infrared.
Que- DDT is a ______________ pollutant
a. Biodegradable
b. Non biodegradable
c. Un-biodegradable
d. Naturally degradable
Answer- Non biodegradable
Explanation- As DDT harms the environment it is a pollutant. It is used to kill the mosquitoes thus, it is a chemical insecticide and not antibiotic.
Que- Noise is _______________
a. Huge sound
b. Sound of vehicles
c. Undesirable and unwanted sound
d. Sound of crackers
Answer- Undesirable and unwanted sound
Explanation- Noise is disordered sound. Music and noise are both mixtures of sound waves of different frequencies. The component frequencies of music are discrete (separable) and rational (their ratios form simple fractions) with a discernible dominant frequency.
Que- What is UNCED?
a. United Nations Conference on Education,
b. United Nations Conference on Environmental Day
c. United Nations Conference on Environment and Development
d. None of these
Answer- United Nations Conference on Environment and Development
Explanation- The United Nations Conference on Environment and Development (UNCED), also known as the Rio de Janeiro Earth Summit, the Rio Summit, the Rio Conference, and the Earth Summit (Portuguese: ECO92), was a major United Nations conference held in Rio de Janeiro from 3 to 14 June in 1992.
Que- The organic matter produced by the photosynthetic activity of green plants is called as
a. light energy
b. cellular process
c. energy flow
d. primary productivity
Answer- primary productivity
Explanation- The organic matter produced by the photosynthetic activity of green plants is called as primary productivity.
Que- The head quarter of IUCN is located in
a. Paris
b. Switzerland
c. England
d. Germany
Answer- Switzerland
Explanation- Its headquarters are in Gland, Switzerland. IUCN has observer and consultative status at the United Nations and plays a role in the implementation of several international conventions on nature conservation and biodiversity.
Que- The resources that are derived from bio-mass of living organisms are called ________ resources.
a. renewable
b. non-renewable
c. environmental
d. natural
Answer- renewable
Explanation- The resources that are derived from bio-mass of living organisms are called renewable resources.
Que- Public awareness of environment creates ___________
a. Environment protection
b. Environment degradation
c. Environmental improvement
d. Environmental cultivation
Answer- Environment protection
Explanation- Public awareness of environment creates environment protection.
Que- Two opposite forces operate in the growth and development of every population. One of them is related to the ability to reproduce at a given rate. The force opposite to it is called
a. fecundity
b. mortality
c. environmental resistances
d. biotic control
Answer- mortality
Explanation- Two opposite forces operate in the growth and development of every population. One of them is related to the ability to reproduce at a given rate. The force opposite to it is called mortality.
Que- The areas where soil is washed away into streams, transported into rivers and finally lost to the sea are called
a. Ecologically sensitive areas
b. Grasslands
c. Delta
d. Biologically sensitive areas
Answer- Ecologically sensitive areas
Explanation- The areas where soil is washed away into streams, transported into rivers and finally lost to the sea are called ecologically sensitive areas.