Explain vivipary with suitable example.

Explain cladogram with suitable example.

What is chemotaxonomy? Explain it with suitable examples.

Answer the following questions: What do you understand by the potential energy of a body? Explain it with a suitable example.

Explain Total internal reflection OR Under what conditionsistotal internal reflection possible? Explain it with a suitable example. Define critical angle of incidence and obtain an expression for it.

State and write mathematical expression for Dalton's law of partial pressure and explain it with suitable example.

What is criss-cross inheritance? Explain with a suitable example.

What is potential energy? Explain with suitable examples.

What is sexual dimorphism ? Explain with suitable example.

Pollution depletes the quality of air. Explain with suitable example.

What is adaptive radiation? Explain with suitable example.