How to make the model of an electromagnetic crane?

How can we make a simple electric bell ?

WHAT IS NON GREEN PLANTS

what are uricotelic , ammonotelic ,ureotelic

why does a clinical thermometer have a kink?

what is chipko movement ?

Examples of bisexual and unisexual flowers.

what are the uses of wool, jute, cotton, nylon, silk?

 difference between concave mirror and convex mirror

What is nutrition?What are its types ?

explain the life history of a silk moth?

Q1. Kinds of food  and modes of feeding of the given animals

  snail, ant, eagle, humming bird, lice, mosquito, butterfly, house fly.

Q2. What is calcium carbonate?

Q3.What do we mean by digestive tract?

Q4.What are reasons for vomitting if we vomit after eating food?

Q5.Can we survive only on raw,leafy vegetables/grass? discuss.

Q6. Under what conditions does a patient need to be on a drip of glucose?Till when does   a patient need to be given glucose?How does glucose help the patient recover?

what are unisexual and bisexual flowers? give two examples to each.

Why do fish die when taken out of the water??????????????????????

what are 5 examples of bad conductors