CBSE Class 7 Science Weather, Climate, and Adaptation of Animals to Climate Worksheet with Solution by Expert Science Mam. Students of 7th Grade can solve this worksheet for extra preparation before exam. Private Teacher or Guardians of the Students can copy all the questions of this chapter and will match after solve their students.
Weather, Climate, and Adaptation of Animals to Climate Class 7 Worksheet
Worksheet for Chapter No.7): – Weather, Climate, and Adaptation of Animals to Climate.
The following questions are important for your exams for 1 mark 2 mark or 5 marks. First solve the questions on your own and then saw the solution for understanding it better.
Practice worksheet for class 7
Section A
1.) Who prepared the weather reports ?
→ The weather reports are prepared by the meteorological department of the government. This department collects data on temperature wind etc. and makes the weather prediction.
Q.2.) Name the instrument used to measure rainfall?
→ Rainfall is measured by an instrument called the rain gauge. It is basically a measuring cylinder with a final on top to collect rainwater.
Q.3.) Define weather?
→ 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.
Q.4.) Name the elements of the weather?
→ 1.) Temperature
2.) Humidity
3.) Rainfall
4.) Wind
Q.5) What is the climate?
→ The average weather pattern taken over a long period of time like 25 years is called as climate of that place.
Q.6.) Write the examples of some countries where tropical rainforest are found ?
→ The tropical rainforests are found in India, Malaysia, Indonesia ,Brazil, Kenya, Uganda.
Q.7.) What kind of adaptations present in animal living in tropical rainforest?
→ The adaptations of animals living in the tropical rainforest include leaving on the trees, development of strong tails , long and large beaks , bright colors, sharp patterns, loud voice, diet of fruits, sharp eyesight , thick skin, sensitive hearing.
Q.8.) What kind of adaptation present in animals living in polar region?
→ Animals in the polar region are adapted to extremely cold climate by having some special feature such as white fur , strong sense of smell, a layer of fat under the skin, wide and large paws for swimming and walking.
Q.9.) Who drive all the changes in the weather?
→ All the changes in the weather are driven by the sun.
Q.10.) How birds migrate?
→ 1.) Migratory birds travel 15000 km to escape The extreme climatic conditions. This line hi where the wind flow is helpful and the cold conditions allow them to disperse the heat generated by their flight muscles.
2.) It seems that birds have built in sense of direction and then no which direction to travel. Some birds probably use landmarks and many birds guided by the sun during the day and stars at the.
3.) There is some maybe done that birds may use magnetic field of the earth to find direction.
4.) How this birds travel to the same place is still a mystery.
Q.11.) How do polar bears adapt themselves to leave in extreme cold climatic condition ?
To survive in extreme cold condition, polar bear adaptations are as follows:-
1.) It has a layer of fat under its skin
2.) It has a white for and not visible easily in the snowy white background.
3.) It’s Predator and pray are unable to see them
4.) It has long curve and sharp claws which help them to walk on ice.
5.) It has to thick layer of fur which keep them barm in cold weather.
6.) It has very strong sense of smell which helps them to locate and catch its prey.
Q.12) Which features adapted by penguins to live in polar region?
1.) Penguin is well known animal leaving in polar regions.
2.) It is white in colour and mergers well with the white background.
3.) It has a thick skin and a lot of fat to protect it from cold.
4.) Their body is streamlined and their feet have webs making them good swimmers.
Q.13.) Which primary source of energy responsible for changes in the weather and how ?
→ Sun is the primary source of energy that causes changes in the weather. The sun is a used sphere of hot gases at a very high temperature. The distance of the sun from earth is very large. Even then the energy sent out by the sun is huge that it is the source of all hit and light on the earth. So the sun causes changes in the weather.
Q .14) How do elephant adapt itself to live in tropical rainforest?
→ 1.) Elephant is well known animal found in tropical rainforest which has a wide trunk and it uses it as a nose because of which it has a strong sense of smell.
2.) Trunk is also used for picking up food
3.) Tusks are modified teeth which can tear the bark of trees that elephant loves to eat.
4.) Large years of elephant help it to hear every soft sound. They also help the elephant to keep cool in the hot and humid climate of the rainforest.
Q.15) Distinguish between weather and climate. How they are differing from each other?
→ 1.) Weather is a short-term phenomenon while climate is a long-term phenomenon.
2.) Weather is a study of atmospheric conditions for a short period of time while climate is the study of atmospheric conditions over the years.
3.) Weather changes frequently while climate does not change frequently.
4.) Weather can change rapidly while climatic changes are the seasonal changes.
Q.16.) Rewrite the type of climate found in following state :-
→ 1.) North East India :- Humid
2.) Rajasthan :- very hot and dry
3.) Karnataka :- hot and humid
4.) Leh Ladakh – very cold
5.) Delhi :- very cold and hot