What are Mollusca?

What are fillers and what role these fillers play in soap?

Which of the following is not a class of Mollusca ?

What is Ogive? What are its uses?

What are porins? What role do they play in diffusion?

What are porins ? What role do they play in diffusion ?

What is lanthanoid contraction ? What are consequeces of lanthanoid contraction ?

What are electromagnetic radiations? What is their velocity in vacuum?

Connecting link between Annelida & Mollusca is -

Connecting link between annelida and mollusca is

Peripatus is a connecting link between : 1. Annelida and Arthropoda 2. Coelenterata Porifera 3. Ctenophora and Platyhelminthis 4. Mollusca and Echinodermata