CBSE Questions for Class 7 Biology Weather Climate And Adaptations Of Animals To Climate Quiz 5 - MCQExams.com

The deepest radiation inversion would be observed:
  • At the equator any day of the year
  • In polar regions in winter
  • At the top of a high mountain in winter
  • On a desert in winter
Humidity influences corrosive action of
  • Air pollutants
  • Water Pollutants
  • Solid material
  • All of above
Where cold surface air replaces warm air, the boundary separating the different bodies of air is:
  • A parallel of latitude
  • A tornado
  • A cold front
  • A warm front
The climate of a given region is
  • average temperature and precipitation conditions for every day of the year in a given region
  • average temperature and precipitation conditions
  • its weather patterns
  • its weather
What is current environmental crises?
  • Acid deposition
  • Global warming
  • Sustainability
  • Climate change
Meteorology is the study of:
  • Landforms
  • The oceans
  • The atmosphere
  • Outer space
When does Inversion frequently occur?
  • Summer
  • Winter
  • Autumn
  • Both b and c
During an equinox:
  • The days and nights are of equal length except at the poles
  • At noon the sun is overhead at the equator
  • The earth is not tilted toward nor away from the sun
  • All of the above
Out of the given definitions, which of the following is the most appropriate definition of climate?
  • Changes in weather conditions in a year.
  • Average weather pattern of many years.
  • Change in weather pattern in a few years.
  • Weather conditions during summer.
It is easy to predict the weather rather than climate.
  • True
  • False
Choose the odd one from the following options with respect to the adaptations in the polar region.
  • Thick layer of fat under the skin
  • White fur
  • Long grasping tail
  • Wide and large feet with sharp claws
Very small animals are rarely found in polar regions because 
  • small animals have a larger surface area relative to their volume, so they lose body heat very fast when it is cold outside
  • small animals have a smaller surface area relative to their volume, so they lose body heat very fast when it iis cold outsiide
  • small body volume makes internal heat production very difficult
  • none of these
Which three elements constitute 90% of sea water?
  • Cl, Na, Mg
  • S, Ca, K
  • Cl, S, Si
  • C, K, O
Acidification of surface water is responsible for decline in population of
  • Eagles
  • Birds
  • Fishes
  • Black ducks
Climate is defined as average
  • Weather conditions
  • Temperature
  • Rainfall
  • Snow
The coldest region on earth is the -
  • Polar region
  • Tropical region
  • Temperate region
  • Coastal region
What is average temperature of taiga in winter?
  • 4C
  • 5C
  • 6C
  • 9C
"Green Climate Fund" was proposed in which of the following environment conferences?
  • 2009 United Nations Climate Change Conference
  • 2010 United Nations Climate Change Conference
  • 2010 G-20 Seoul summit
  • None of them
Number of institutions in the Indian Network for Climate Change Assessment (INCCA):
  • 79
  • 100
  • 120
  • 127
Adaptation to flight is called ___________.
  • Mountain adaptation
  • Desert adaptation
  • Aerial adaptation
  • Polar adaptations
Which of the following is not an adaptive feature in polar bear?
  • White fur
  • Strong sense of smell
  • Long curved and sharp claws
  • Long tail
Thick fur and skin is characteristic of animals seen in ________.
  • Mountains
  • Deserts
  • Grasslands
  • Both A and B
Which of the following statement is TRUE for penguins?
  • They have white body.
  • They have black colour on their back.
  • They have thick layer of skin.
  • All of the above.
Which of the following region has maximum rainfall?
  • Bihar
  • Punjab
  • Karnataka
  • Kerala
The pengiun lives in the cold regions. The adaptations that help to survive in these region is/are
  • Flippers and webbed foot to help in swimming
  • Thick layer of fat under the skin
  • Huddling of the penguins to keep the body warm
  • All of the above
Temperature of a particular region determines the 
  • Distribution of flora
  • Distribution of fauna
  • Texture of soil
  • Both A and B
Which of the following records everyday temperature?
  • Maximum thermometer
  • Minimum thermometer
  • Maximum-minimum thermometer
  • None of the above
Maximum temperature occurs in 
  • Evening
  • Afternoon
  • Morning
  • None of the above
Over 200 cm of rainfall : Wet Zone :: 20-50 cm of rainfall : .........
  • Semiarid zone.
  • Tropical zone
  • Desserts
  • Temperate region
Which of the following is the hottest month?
  • May
  • June
  • July
  • April
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