7. Weather, Climate and Adaptations of Animals to Climate SCIENCE class 7 in English Medium ncert book solutions Additional Questions With Solutions

Additional Questions With Solutions

Ques. – What is rain gauge?
Ans. – Rainfall is measured by an instrument called the rain gauge. It is basically a measuring cylinder with a funnel on top to collect rainwater.

Ques. – What is weather?
Ans. – The day to- day condition of the atmosphere at a place with respect to the temperature, humidity, rainfall, wind speed, etc., is called the weather at that place.

Ques. – Which factors are called the elements of the weather?
Ans. – The temperature, humidity, and other factors are called the elements of the weather.

Ques. – Which of the two changes frequently, weather or climate?
Ans. – The weather changes very frequently.

Ques. – when during the day we have the maximum temperature and when the minimum?
Ans. – The maximum temperature of the day occurs generally in the afternoon while the minimum temperature occurs generally in the early morning.

Ques. – What is climate?
Ans. – The average weather pattern taken over a long time, say 25 years, is called the climate of the place.

Ques. – The tropical rainforest has a large population of animals. Explain why it is so.
Ans. – The tropical rainforest has a large population of animals because it has covered a large area of the earth. All the living organisms of this area are adapted such that they eat different kinds of food to overcome the competition for food and shelter.

Ques. – Explain, with examples, why we find animals of certain kind living in particular climatic conditions.
Ans. – We find animals of certain kind living in particular climatic conditions, this is such that some animals adept themselves according to their habitat. Ex- Camels in desert, polar bears in polar region.

Ques. – By Which are all the changes in the weather are driven?
Ans. – All the changes in the weather are driven by the sun.

Ques. – Name two such regions of the Earth which have severe climatic conditions.
Ans. – The tropical and the Polar Regions.

Ques. – Name an another mean to escape the harsh, cold conditions to the animals.
Ans. – Migrations

Ques. – What is humidity?
Ans. – Presence of amount of water vapour in air is called humidity.

Ques. – The tropical rainforest has a large population of animals. Explain why it is so?

Ans. - Because of continuous warmth and rain, this region supports wide variety of animals and plants.