Can you find a plant in your house or in your neighbourhood, which has a long but weak stem ? Write its name.In which category would you classify it?

If you could use any source of energy for heating your food, which one would you use and why?

Can you draw a triangle which has: no lines of symmetry?

(b) If you and your friends are given the choice of eating in a plastic plate or a banana leaf platter at a party,which one would you prefer and why ?

Can you suggest some changes in your school which could make it environment friendly?

Bacteria cannot be sern with the naked eyes, but these ran be seen with the help of a microscope. If you have to carry a sample from your home to your biology laboratory to demonstrate die presence of microbes under a microscope, which sample would you carry and why?