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Olympiad (Class 7) Weather, Climate and Adaptations of Animals — practice questions

Explore 60 free Weather, Climate and Adaptations of Animals questions in Olympiad (Class 7) Science. Open each question or exercise to read its content, reference answers and available explanation.

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Weather, Climate and Adaptations of Animals questions and exercises with answers

Showing questions 1–30 of 60.

On one July afternoon a town records 28 °C and heavy rain. What does this describe?Read the answer and worked solution →Climate of a place is normally worked out by averaging weather over how many years?Read the answer and worked solution →Almost all familiar weather events such as rain and clouds occur in which layer of air?Read the answer and worked solution →Why are places far from the tropics cooler than places near the equator?Read the answer and worked solution →What makes sunlight fall at different angles at different times of the year, giving seasons?Read the answer and worked solution →What happens to air above hot ground, starting a wind?Read the answer and worked solution →The record low air temperature of -89.2 °C (set in 1983) was measured in which place?Read the answer and worked solution →A 10-day forecast is less reliable than tomorrow's. Why?Read the answer and worked solution →Why is normal rainwater slightly acidic?Read the answer and worked solution →Industrial emissions of which pair of gases cause acid rain?Read the answer and worked solution →Which technique has been used to try to increase winter snowfall over mountains?Read the answer and worked solution →On a still night a mountaintop is warmer than the valley below. This is called what?Read the answer and worked solution →A coastal and an inland town share a latitude. Why do climates differ?Read the answer and worked solution →Which two variables are most commonly used to classify climates?Read the answer and worked solution →How do scientists learn about climates before the 19th century?Read the answer and worked solution →As the climate warms, where are species expected to move?Read the answer and worked solution →Why does a snow-covered glacial period help keep the air cold?Read the answer and worked solution →Which two gases mainly decide how much solar energy the planet retains as greenhouse gases?Read the answer and worked solution →Why is climate averaged over 30 years, not 3 years?Read the answer and worked solution →What is the main purpose of hibernation for an animal?Read the answer and worked solution →Which set of changes marks hibernation in a mammal?Read the answer and worked solution →What is the summer-time equivalent of winter hibernation called?Read the answer and worked solution →Before winter, a large hibernating mammal eats a great deal and stores energy as what?Read the answer and worked solution →A small hibernator cannot carry much fat. How does it prepare for winter?Read the answer and worked solution →Obligate hibernators hibernate yearly even when what is true?Read the answer and worked solution →A chipmunk is a facultative hibernator. When does it hibernate?Read the answer and worked solution →Compared with ground squirrels, a hibernating bear's body temperature falls by how much?Read the answer and worked solution →What does a hibernating bear use for energy through the winter?Read the answer and worked solution →Why do pregnant black bears gain weight before hibernating?Read the answer and worked solution →What do most birds use in cold, lean periods instead of full hibernation?Read the answer and worked solution →

Worked practice questions

On one July afternoon a town records 28 °C and heavy rain. What does this describe?

  1. Its biome
  2. Its climate
  3. Its season
  4. Its weather
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Correct answer: D. Its weather

A single afternoon's temperature and rainfall is a day-to-day atmospheric condition, which is weather.

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Climate of a place is normally worked out by averaging weather over how many years?

  1. 3 years
  2. 10 years
  3. 30 years
  4. 100 years
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Correct answer: C. 30 years

The standard averaging period for climate set by the World Meteorological Organization is 30 years.

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Almost all familiar weather events such as rain and clouds occur in which layer of air?

  1. Stratosphere
  2. Mesosphere
  3. Exosphere
  4. Troposphere
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Correct answer: D. Troposphere

The troposphere is the lowest layer of the atmosphere and holds nearly all familiar weather.

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