Will you prefer a thin or thick handle to carry you bag and why ?

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

Would you prefer to feed minerals to the plant through leaf or through root and why?

You have a bag of cotton and an iron bar, each indicating a mass of 100 kg when measured on a weighing machine. In reality, one is heavier than other. Can you say which one is heavier and why ?

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?

(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 ?