Que- In middle latitudes, which cloud will have the lowest base?
a. Cirrostratus
b. Stratocumulus
c. Altocumulus
d. Cirrus
Answer- Stratocumulus
Explanation- Low clouds (stratus, stratocumulus, nimbostratus) can form anywhere from the ground to an altitude of approximately 6,000 feet. Fog is simply a low cloud in contact with the earth's surface.
Que- Which association below is not correct?
a. Cumulus congestus - anvil top
b. Cumulus - fair weather cumulus
c. Altocumulus castellanus - resemble " little castles "
d. Stratus fractus - scud
Answer- Cumulus congestus - anvil top
Explanation- Cumulus congestus - anvil top is not correct.
Que- The wind direction is:
a. The direction from which the wind is blowing
b. The direction to which the wind is blowing
c. Always directly from high toward low pressure
d. Always directly from low toward high pressure
Answer- The direction from which the wind is blowing
Explanation- Wind direction is reported by the direction from which it originates. For example, a northerly wind blows from the north to the south. Wind direction is usually reported in cardinal directions or in azimuth degrees. Wind direction is measured in degrees clockwise from due north.
Que- The pyramid of energy in any ecosystem is
a. Always upright
b. May be upright or invented
c. Always inverted
d. None of the above
Answer- Always upright
Explanation- An energy pyramid (sometimes called a trophic pyramid or an ecological pyramid) is a graphical representation, showing the flow of energy at each trophic level in an ecosystem. The base of the energy pyramid indicates the energy available within primary producers.
Que- Barnacles growing on the back of whale is an example for
a. mutualism
b. parasitism
c. amensalism
d. commensalism
Answer- commensalism
Explanation- The barnacles passively filter food, using tentacle-like cirri, as the host swims through the water. The arrangement is generally considered commensal as it is done at no cost or benefit to the host.
Que- The planet with a strong greenhouse effect, whose surface temperature averages 480oC (900oF) is:
a. Earth
b. Venus
c. Mars
d. Pluto
Answer- Venus
Explanation- The planet with a strong greenhouse effect, whose surface temperature averages 480oC (900oF) is Venus.
Que- Official date of Earth Day is on _________
a. April 22
b. March 21
c. May 22
d. June 05
Answer- April 22
Explanation- Official date of Earth Day is on April 22.
Que- Name the disease caused by mercury poisoning in Japan
a. Itai itai
b. Xeroderma pigmentosum
c. Measles
d. Minamata disease
Answer- Minamata disease
Explanation- Minamata disease, sometimes referred to as Chisso-Minamata disease, is a neurological syndrome caused by severe mercury poisoning. Symptoms include ataxia, numbness in the hands and feet, general muscle weakness, narrowing of the field of vision and damage to hearing and speech.
Que- The Chipko movement is started by
a. Engler
b. Sunderlal Bahuguna
c. Medha Padkar
d. None of these
Answer- Sunderlal Bahuguna
Explanation- The Chipko movement is started by Sunderlal Bahuguna.
Que- The change of state of ice into water vapour is known as:
a. Deposition
b. Sublimation
c. Melting
d. Condensation
Answer- Sublimation
Explanation- When ice turns directly into water vapor without first transitioning into a liquid, it is referred to as " sublimation. " In fact, any solid that turns into a vapor without going through the liquid phase can be said to sublime or " sublimate. "
Que- In the Northern Hemisphere, this day has the fewest hours of daylight:
a. Summer solstice
b. Winter solstice
c. Vernal equinox
d. Autumnal equinox
Answer- Winter solstice
Explanation- For people in the Northern Hemisphere, the December solstice marks the exact opposite, the day of the year with fewest hours of daylight. North of the Arctic Circle towards the North Pole there is no direct sunlight at all during this time of the year.
Que- IUCN (The International Union For Conservation Of Nature And Natural Resources) headquarters is at
a. Gland, Switzerland
b. Paris, France
c. Vienna, Austria
d. NewYork, USA
Answer- Gland, 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 earth emits radiation with greatest intensity at:
a. Infrared wavelengths
b. Radio wavelengths
c. Visible wavelengths
d. Ultraviolet wavelengths
Answer- Infrared wavelengths
Explanation- The earth emits radiation with the greatest intensity at: infrared wavelengths.
Que- Slip erosion is also known as
a. landslide
b. Earthquake
c. Volcano
d. Floads
Answer- landslide
Explanation- Slip erosion is also know as landslide. When earthquakes occur on areas with steep slopes, many times the soil slips causing landslides.
Que- Some species of plants and animals are extremely rare and may occur only at a few locations are called
a. Endemic
b. Endangered
c. Vulnerable
d. Threatened
Answer- Endangered
Explanation- Some species of plants and animals are extremely rare and may occur only at a few locations are called endangered.
Que- The heat energy released when water vapour changes to a liquid is called:
a. Latent heat of evaporation
b. Latent heat of fusion
c. Latent heat of fission
d. Latent heat of condensation
Answer- Latent heat of condensation
Explanation- Latent heat of condensation, also called the heat of vaporization, is the amount of energy necessary to change a liquid to a vapour at constant temperature and pressure.
Que- Molten rock deep inside the earth is called
a. core
b. valcano
c. lava
d. magma
Answer- magma
Explanation- Below the crust lies a layer of very hot, almost solid rock called the mantle. Beneath the mantle lies the core. ... Sometimes, hot molten rock, called magma, bursts through Earth's surface in the form of a volcano.
Que- Pangolins feed on
a. ants
b. fruits
c. leaves
d. roots
Answer- ants
Explanation- The diet of pangolins is fairly simple and straightforward. They are carnivorous animals, usually consuming a wide variety of ant and termite species, but are also able to eat larvae and a few other insects.
Que- Suppose saturated polar air has an air temperature and dew point of -10o C, and unsaturated desert air has an air temperature of 35o C and a dew point of 10o C. The desert air contains ______ water vapour and has a ________ relative humidity than the polar air.
a. More, lower
b. More, higher
c. Less, lower
d. Less, higher
Answer- More, lower
Explanation- Suppose saturated polar air has an air temperature and dew point of -10o C, and unsaturated desert air has an air temperature of 35o C and a dew point of 10o C. The desert air contains more water vapour and has a relative humidity than the polar air.
Que- Radiation can cause
a. cardiac disease
b. Haemophilia
c. leukemia
d. bone marrow diseases
Answer- leukemia
Explanation- Radiation can cause leukemia.
Que- In grazer food chain the living plants are directly
a. destroyed
b. consumed
c. decayed
d. grown
Answer- consumed
Explanation- In grazer food chain the living plants are directly consumed.
Que- During the course of a year, the sun will disappear from view near the North Pole on what date?
a. June 21
b. September 23
c. December 23
d. January 1
Answer- September 23
Explanation- At the Autumn Equinox, approximately September 23, the sun sinks below the horizon, and the North Pole is in twilight until early October, after which it is in full darkness for the Winter.
Que- _______ trees shed their leaves during winter and hot summer.
a. ever green
b. coniferous
c. deciduous
d. Shola
Answer- deciduous
Explanation- Tropical deciduous trees shed their leaves in summers because the climate becomes hot and the leaves automatically become dry and shed off. Moreover they need to conserve water so that they can sustain in winters thus they shed their leaves.
Que- Average total rainfall is 100 - 150 cm in __________ , located in Australia, South America and Africa.
a. tropical savannas
b. chaparrals
c. deciduous forest
d. temperate forest
Answer- chaparrals
Explanation- Average total rainfall is 100 - 150 cm in chaparrals, located in Australia, South America and Africa.
Que- Which one is nature's cleaner?
a. Consumers
b. Producers
c. Decomposers and Scavengers
d. Symbionts
Answer- Decomposers and Scavengers
Explanation- Decomposers and scavengers are those which decomposes the waster organic matter and release energy back in the environment. Hence, they are also called as nature's cleaner. They are present in the apex of the pyramid. Thus, the correct answer is 'Decomposers and scavengers.