Class – III Subject – S.St ( Weekly Test )

A – Fill in the blanks with the correct words from the brackets:-         [ 4 ×½ = 2 ]

1. There are _______ ( eleven / eight ) planets.

2. All living things ___________ ( dance / survive ) on Earth.

3. The solid outer layer of the Earth is known as the ___________ ( crust / dust ).

4. A large part of the Earth is covered by ___________ ( clouds / water ).

B – Write true or false :-      [ 4 ×½ = 2 ]

1. Earth is not a heavenly body.

2. Earth is surrounded by a blanket of air called atmosphere.

3. All living organisms exist either on land , water or air.

4. The shape of the Earth is like an orange.

C – Write the meaning of the following words :-              [ 2 × 1 = 2 ]

1. spherical –

2. voyage –

D – Answer the following questions :-           [ 2 × 2 = 4 ]

Q1. Why is Earth our home planet?

Q2. Who proved for the first time that the Earth was round and how was this proved?