garbage in gabage out,body movements, changes around us

Method of making compost using (a)   is called vermicomposting.

3Rs are as following

• Reduce

• Reuse

• Rotting

• Recycle

Paper can be recycled to get useful products.

• True

• False

What are the advantages of vermicomposting ?

• It can be used to recycle certain waste products.

• The remaining compost can be used as fertilizers.

• You can save the environment by creating less waste

• All of the above

Give a example of physical change

• kicking a football

• burning a paper

• growth of animals and plants

• cooking

Which of these are chemical changes?

• rusting

• burning a log

• Melting ice cream

• slicing a orange peel

Growth of animals and plants

• chemcial change

• physical change

• I don't know

• Reversible change

The two bones of the lower arm are

• Tibia and Fibula

• Femur and Humerus

• Ulna and Radius

• Humerus and Radius

A ball and socket joint allows movement in only one direction

• False

• True

The framework of bones is called ___________

• Ear

• Joint

• Skeleton

• All of the above