Weather, Climate and Adaptations of Animals to Climate

Q1. Fill in the blanks.

                           i.        The average weather taken over a long time is called the climate of the place.

                          ii.        A place receives very little rainfall and the temperature is high throughout the year, the climate of that place will be hot and dry.

                         iii.        The two regions of the earth with extreme climatic conditions are polar and tropical region.

                         iv.        Climate of Kerala is very hot and wet.

                         v.        All changes in the weather are caused by the sun.

Q2. True/False

                           i.        Climate of Rajasthan is hot and dry. True

                          ii.        A carnivore with stripes on its body moves very fast while catching its prey. It is likely to be found in Polar Regions. False

                         iii.        The weather of a place changes day after day and week after week. True

                         iv.        Elephants have long tails for grasping branches. False

                          v.        Like polar bears, penguins are also good swimmers. True

Q3. Name one migratory bird.

Ans. Siberian crane

Q4. What is humidity?

Ans. Humidity is a measure of the moisture in air.

Q5. Why do penguins huddle together?

Ans. Penguins huddle together to keep warm.

Q6. Which of the two changes frequently, weather or climate?

Ans. Weather changes frequently.

 
Q7. Name the place in India having wet climate.

Ans. North eastern part of India has wet climate.

Q8. Which instrument is used to measure rainfall?

Ans. Rainfall is measured by an instrument called the rain gauge.

Q9. What is the climate of Jammu and Kashmir?

Ans. The climate of Jammu and Kashmir is moderately hot and wet.

Q10. Are the days shorter in winter than in summer?

Ans. Yes, days are shorter in winter than in summer.

Q11. How does the ability to camouflage help an animal?

Ans. Ability to camouflage helps an animal to protect it from predators.

Q12. What type of place experiences hot and dry climate?

Ans. The region that receives very little rainfall experiences hot and dry climate.

Q13. Name some animals found in rainforests.

Ans. Animals found in rainforests are monkeys, apes, gorillas, tigers, elephants, leopards, lizards, snakes, birds and insects.

Q14. Name some animals that migrate.

Ans. Birds, mammals, many types of fish, insects etc. migrate seasonally in search of more hospitable climates.

Q15. Name some animals found in polar region.

Ans. Polar bears, penguins, fishes, musk oxen, reindeers, foxes, seals, whales and birds are found in polar region.

Q16. Name the elements that determine the weather of a place.

Ans. The temperature, humidity, rainfall, wind speed, etc. are called the elements that determine the weather of a place.

Q17. What is the climate like in North East India?

Ans. The northeastern India receives rain for a major part of the year. Therefore, the climate of the north-east is wet.

Q18. Which features adapt polar bears to live in extremely cold climate?

Ans. A white fur, fat below skin and keen sense of smell are the features that help polar bears to live in extremely cold climate.

Q19. What are called maximum and minimum thermometers?

Ans. Special thermometers are used to record the maximum and minimum temperatures of the day called maximum and minimum thermometers.