What is a Fluid Fluids undergo continuous deformation, i.e. fluids always keep flowing. Fluid is a substance that does not…
States of Matter What is Matter in Chemistry? As discovered by scientists, The matter is made up of very tiny particles …
Solid What is a Solid? A solid can be defined as a substance which exists in the solid-state, which is one of the four …
The penis is an external organ of the male reproductive system. It has two main functions: Sexual intercourse – During er…
On basis of fertilization animals are classified into oviparous and viviparous animals.
Viviparous Animals, Oviparous Animals & Ovoviviparous Animals In the animal kingdom, external fertilization is a typ…
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