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

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

• Lohi

• Marwari

• Alpaca

• Patanwadi

Which method is used to prevent rust?

• Crystallization

• Sedimentation

• Galvanisation

• Sublimation

What is the formula of rust?

• Fe₂O₃

• Fe₃O₄

• Fe₃O₂

• FeO

Eruption of volcano is a reversible change.

• True

• False

Tiny pores on the leaves are known as ____________.

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

• pseudopodia

• peristalsis

• oesophagus

• villi

SI unit of heat is

• kelvin

• joule

• celcius

• fahrenheit

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

• weather

• climate

• adaptation

• none of the above

What is called the eye of the storm?

• thunderstorm

• tornado

• centre of a cyclone.

• none of the above

Name the best soil for growing plants.

• clayey soil

• silt

• sandy soil

• loamy soil