Fish is a poikilotherm that carries out internal fertilisation

A tape worm is an invertebrate without legs that has non segmented body

A sunflower plant is a dicotyledon that has leaves with network-life veins and a woody stem

Same charges will

The pull force and push force between electric charges are called

The flow of ______________ charges from the clouds to the ground is called lightning

When a negatively charged object touches a positively charged electroscope, the gold leaf will ___________

The milky way is a type of a galaxy P. We can see a small part of it from the earth

Galaxy Q consists of a Sun and eight planets

Andromeda is a type of galaxy Q

Galaxy R consists of old and newly formed stars

There are millions of galaxies in our universe

The Large Magellanic Cloud has a shape like Galaxy R

MIcroorganisms can only penetrate the skin if we have cuts or are injured

Wax in the ears can destroy microorganisms

The body second barrier of defense is the mucous membrane that coats the digestive tract

Antibodies are proteins produced by the white blood cells

Antigen is found in pathogens, toxins and red blood cells

Conduction is a flow of heat from a warm area to a cold area through a liquid

The flow of fluids from a warm area to a cold area is called convection

In convection, fluid that is cold and more dense will rise

Heat can move through empty space or vacuum

The greater temperature difference between two substances, the faster heat flows

Heat will continue to flow until thermal equilibrium is achieved

Cardiovascular diseases are infectious