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

1

(a)

polar regions

(b)

deserts

(c)

oceans

(d)

tropical rainforests

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

1

(a)

A white fur, fat below skin, keen sense of smell.

(b)

Thin skin, large eyes, a white fur.

(c)

A long tail, strong claws, white large paws

(d)

White body, paws for swimming, gills for respiration.

Maximum temperature of the day occurs generally in:

1

(a)

After noon

(b)

At sun rise

(c)

At sun set

(d)

Evening

All the changes of weather are caused by:

1

(a)

Stars

(b)

Sun

(c)

Earth

(d)

Moon

The tropical desert climates is found in:

1

(a)

Rajasthan

(b)

Kerala

(c)

Kashmir

(d)

Delhi

The average weather taken over a long time is called ____________

1

(a)

climate

A place receives very little rainfall and the temperature is high throughout the year, the climate of that place will be ___________ and ____________

1

(a)

hot, dry

The two regions of the earth with extreme climate conditions are ___________ and ______________

1

(a)

tropical, polar region

_______ is the amount of water vapour present in air at a certain temperature.

1

(a)

humidity

Tusks of elephant are modified _______

1

(a)

teeth

The scientist which study weather reports are called astronauts.

1

(a) True

(b) False

Sun rays fall direct on equator line.

1

(a) False

(b) True

The tusk of elephant helps in breathing.

1

(a) True

(b) False

Toucan can change the colour of its feather.

1

(a) False

(b) True

Lions and tigers are also called big cats.

1

(a) False

(b) True

I wonder why weather changes so frequently!

1

(a)

For the simple reason that factors affecting weather like temperature, humidity etc. change very fast.

What is the source of weather in the first place?

1

(a)

All changes in the weather are brought about by sun.

What is humidity?

1

(a)

The measurement of the moisture in the air is called humidity.

Who prepares the weather report?

1

(a)

The meteorological department of the government prepares the weather report.

Name the instrument which is used to measure rainfall.

1

(a)

Rain gauge.