BASIC SCIENCE C.A.T

Which of the following is not a state of matter?

• Solid
• Liquid
• Plastic
• Gas

_________ is the process, where a solid, on heating, directly changes into gas without changing into liquid.

• Sublimation

• Melting

• Freezing

• Condensation

One among the following is not a characteristic of Gases.

• Moved freely

• Fit in it's container

• Spaced apart

• Different colors

The process where a liquid changes to steam is known as _____________.

• Condensation

• Evaporation

• Deposition

• Sublimation

Which among the options is the first step, in the process of making nitrogen usable by plants?

• Ammonification
• Nitrification
• Nitrogen fixation
• De-nitrification

The female part of a flower is called _____ and the male part is called ____

• Long filament, style

• Pollen grains, ovule

• Stigma, anther

• Pistil, Stamen

Animals without back bone is called _______________.

• Vertebrate
• Invertebrate
• farm
• friendly

One of these is not an example of invertebrate animal.

• Protozoa
• Annelids
• Mollusks
• Lion

Pets are animals we bring into our home.

• true
• false

One of these is not an example of domestic animals.

• Chicken
• Donkey
• Cattle
• Tiger