The physical state of water at 373 K is

(a)

Solid

(b)

liquid

(c)

vapour

(d)

plasma

When we mix a drop of ink in water we get a__________

(a)

Heterogeneous Mixture

(b)

Homogeneous Mixture

(c)

Compound

(d)

Suspension

__________ has the same properties throughout the sample

(a)

Pure substance

(b)

Mixture

(c)

Colloid

(d)

Suspension

The separation of denser particles from lighter particles done by rotation at high speed is called ________

(a)

Filtration

(b)

sedimentation

(c)

decantation

(d)

centrifugation

Filtration method is effective in separating _______ mixture

(a)

Solid-solid

(b)

solid-liquid

(c)

liquid-liquid

(d)

liquid-gas