Question

wire mesh fixed tightly in a frame and is being used to separate components of different sizes. Name the thing-

Thresher
Combine
Hand picking
Sieve

What method can be used to obtain pure solid from a given solutions?

Purification
Crystallization
Sedimentation
Filtration

Some solids do not dissolve in liquids. Those solids can be separated by-

Sedimentation
Decantation
Both of the above
None of them

Which of the following substance is used to speed up the sedimentation process?

Napthalene
Muddy water
Alum
Butter and oil

A substance that sublimes easily is -

Napthalene
Sugar
Salt
Alum

The process of loading helps to-

Slow down the rate of sedimentation
Speed up the rate of sedimentation
Slow down the rate of decantation
Speed of the rate of decantation

The temporary teeth are also called as - *
Milk teeth
Baby teeth
Old teeth
Wisdom teeth

The tube like structure attached to the brain is known as-

Veins
Arteries
Food pipe
Spinal cord

Larynx is also called as -

Voice box
Pancreas
Salivary gland
Largest gland of our body
Ovaries are a part of -

Reproductive system
Nervous system
Digestive system
Excretory system

please help me my exam is going on please​

Answer 1

Answer:

Sieving – This method is used to separate the components that are of different sizes. For sieving, a wire mesh fixed tightly in a frame known as sieve is used. I am in class 6