Science Quiz

Rusting an iron is ....................................... change and melting ice is ....................................... change.

• Irreversible; reversible

• Irreversible; irreversible

• Reversible; irreversible

• Reversible; reversible

The circulatory system has 4 parts. (The heart, Lungs, Blood and blood vessels.) It it true or false?

If a person weighs 90 kg on Earth, so how much will he weigh on moon?

• 40 kg

• 90 kg

• 30 kg

• None of the above

What are the four main stages of flowering plants?

• Seedling; young plants; adult plants; seeds

• Germination; seeds; adult plants; pollination

• Adult plants; young plants; seedling; seeds

• Seeds; seedling; young plants; Adult plants

In 4 ways the seeds can be dispersed. By water, By explosion, By animals and ........................................................

• By Earth

• By Soil

• By Wind

• By Nuclear Bomb

Fill in the blanks- (The life cycle of frog) Eggs- Tadpole- .............................- Froglet- ...........................................

• Tadpole with legs; Adult frog

• Caterpillar; Adult frog

• Teenager; Old

• Other-...............

Insoluble solids cannot dissolve in liquids but soluble solids can.

Is it true or false?

4 Hundred years ago, an astronomer named ............................................. built a .........................................................

• Neil Armstrong; Telescope

• Galileo; Ship

• Galileo; Telescope

• Kalpana Chawala; Watch