What do you mean by symmetry? How many kinds of symimetry is found in. animals? Write atleast one character and give one eg : from each type of symmetry.

Classify animal kingdom giving one character and one eg:

What do you mean by Anisotropy how is it differ from isotropy

What do you mean by one coulomb of charge?

What do you mean by thermosetting polymers ? Give one example.

How do antiseptics differ from disinfectants? Give one example of each

A system in thermodynamics refers to that part of the universe in which observation are made. a) What do you mean by an isolated system? Given an example. b) Distinguish between intensive and extensive properties. Give two examples for each.

Give one. example of each (i) Asymmetry (ii) Radial symmetry. (iii) Bilateral symmetry

Write differences between Acoelomates, pseudocoelomate and coelomate and give atleast one eg: of each.

There are 50 children ina class.Thirty of them are girls . There are 40 children in another class. 25 of them are boys.One student is taken from each class at random. What is the number of outcomes ? How many out comes contain both boys. How many outcomes contain both girls. How many out comes have one boy and one girl.