PHYSICS CH3 Fluids — Science STD 9 — Question

State whether true or false. If false, correct the statement.

Alloys bear the characteristics of both metals and nonmetals.

• True

• False

State whether true or false. If false, correct the statement.

Buttermilk is an example of heterogeneous mixture.

• True

• False

Yard was used as the unit of length.

Mirage is an example of refraction and total internal reflection of light.

Photosynthesis produces glucose and carbon dioxide.

State whether true or false. If false, correct the statement.

ISI mark is mandatory to certify agricultural products.

• True

• False

Spindle formation occur in amitosis.

Pitch is a general term for the distinguishable characteristic of a tone.

Medicinal plants contain compounds that can be used for therapeutic purposes.

The energy for the process of sublimation can be derived either from the surroundings or from the heat supplied.