Weather, Climate and Adaptations of Animals to Climate Class 7 Quiz Question with Answer
Weather, Climate and Adaptations of Animals to Climate Class 7 Quiz Question with Answer. CBSE Class 7 Science Lesson 7 Mock Test.
- Multiple choice questions
1.) Which instrument is used to measure rainfall?
a) Rain gauge
b) Thermometer
c) Durometer
d) None of these
Answer:- a) Rain gauge.
Explanation :-Rain gauge is used to measure rainfall while thermometer is used to measure temperature and Durometer is used to measure hardness of the substance.
2.) Which among the following are elements of weather?
a) Temperature
b) Humidity
c) Wind speed
d) All
Answer:- d) All
Explanation :- temperature, humidity and wind speed these All are elements of the weather .
3.) Maximum temperature of the day occurs at which time?
a) Early morning
b) Afternoon
c) Evening
d) Night
Answer:- b) Afternoon
Explanation :-In Afternoon the temperature is maximum as compared to other times because, sun is at its highest angle and radiation reaches earth’s surface directly .
4.) Minimum temperature of the day occurs at which time?
a) Early morning
b) afternoon
c) evening
d) night
Answer:- a) Early morning
Explanation: – Minimum temperature occurs at early in the morning just after the sunrise, because sun is at the lowest angle.
5.) All the changes in the weather are caused by which of the following?
a) moon
b) sun
c) Earth
d) none of these
Answer :- b) Sun
Explanation: – The sun is a huge sphere of hot gases, it is a source of light and heat on the earth , the sun is a chief source of energy that causes change in the weather.
6) Who records the weather among the following?
a) Biologist
b) Meteorologist
c) Dermatologist
d) Physiologist
Answer:- b) Meteorologist
Explanation:- The weather reports are prepared by the meteorologist, they collect data on temperature, wind, etc. and make the weather prediction. Study of weather is called Meteorology.
7) Which of the following data is collected by a Meteorologist?
a) They collect data on temperature and humidity.
b) They collect data on wind
c) They makes the weather predictions
d) All of these.
Answer:-d) all of these.
Explanation: – Meteorologists collect data on temperature, humidity, wind etc and also make weather predictions Study of weather is called Meteorology. The correct option is (d) all of these.
8) Desert climate is found in which of the following state?
a) Rajasthan
b) Maharashtra
c) Gujarat
d) Jammu and Kashmir
Answer: – a) Rajasthan
Explanation: – Desert climate is found in Rajasthan because this region has very little rainfall.
9) Which among the following countries has a tropical rainforest?
a) India
b) Malaysia and Indonesia
c) Brazil and Uganda and Nigeria
d) All of these
Answer:- d)All of these
Explanation:- Tropical rainforests countries are countries where there is no dry season. All the above countries don’t have a dry season so; d) all of these are the correct option.
10) Which among the following countries belong to the polar region?
a) Greenland
b) Canada
c) Iceland
d) all of these
Answer:- d) All of these
Explanation: – All countries mentioned in the option are situated near the poles and are known as polar countries.
11.) Which of the following is an adaptive feature in polar bears?
a) strong sense of smell
b) white fur
c) sharp claws and long curved
d) all of above
Answer:- b) white fur.
Explanation:- Polar regions have extreme cold conditions, thick white fur of polar bears protects them from cold and also helps in camouflage.
12) Which among the following pairs is incorrect?
a) Birds – Migrate to warmer region
b) Elephant -Trunk and Tasks
c) Polar bear – Long tail
d) Penguins – Feet have web
Answer:- c)Polar bear – Long tail
Explanation:- all the pairs are correct except (polar bear- long tail ) because polar bear do not have long tail.
13) During winter the temperature of polar region can be low as ____________.
a) 40°c
b) 37°c
30°c
50°c
Answer:- b) 37°c
Explanation:- During winter time the temperature of the polar region can be as low as 37°C because solar radiations received on polar regions are very less. Polar region have six months of darkness and six months of day.
14) Name the climate region where animal have fur and a layer of fat below the skin.
a) temperate region
b) polar region
c) desert region
d) none of these
Answer:- b) polar region
Explanation:- Polar region are snowy and very cold. White fur of polar bears helps them to Camouflage from predators and thick fat layers protect them from cold.
15) Which is the most outstanding features of lion -tailed macaque?
a) long beak
b) long tail
c) silver -white mane
d) sticky pads on feel
Answer:- c)silver -white mane
Explanation:- Lion -tailed macaques have silver -white mane which surrounds the head from the cheeks down to it’s chin.
16) Which of the following climate is found at north east?
a) hot
b) dry
c) wet
d) none
Answer:- c) wet
Explanation:- Climate of the north east is wet while the dry climate is found in the tropical region.