wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Grade 7: Acids & bases : Fibre to Fabric: Heat: PC & CC

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

Which of the following is not a Indian breed of sheep?

a)

Lohi

b)

Marwari

c)

Alpaca

d)

Patanwadi

2.

Which method is used to prevent rust?

a)

Crystallization

b)

Sedimentation

c)

Galvanisation

d)

Sublimation

3.

What is the formula of rust?

a)

Fe2O3

b)

Fe3O4

c)

Fe3O2

d)

FeO

4.

Eruption of volcano is a reversible change.

a)

True

b)

False

5.

Tiny pores on the leaves are known as (a)   .

6.

A series of contraction and relaxation in alimentary canal which helps in movement of food___________

a)

pseudopodia

b)

peristalsis

c)

oesophagus

d)

villi

7.

SI unit of heat is

a)

kelvin

b)

joule

c)

celcius

d)

fahrenheit

8.

The day-to-day condition of the atmosphere at a place is called ______________.

a)

weather

b)

climate

c)

adaptation

d)

none of the above

9.

What is called the eye of the storm?

a)

thunderstorm

b)

tornado

c)

centre of a cyclone.

d)

none of the above

10.

Name the best soil for growing plants.

a)

clayey soil

b)

silt

c)

sandy soil

d)

loamy soil