Can you think or a situation where we deliberately want to make a species extinct? How would you justify it?

Can you think of a species extinct? How would you justify it?

How would you distinguish from dicots?

Can you think of two more such situations., where we may need to multiply algebraic compressions ?

How can you classify foods?

Can you think of a magnetic field configuration with three poles?

Name two metals which react violently with cold water. Write any three observtations you would make when such a metals is dropped into water. How would you identify the gas evolved if any, during the reaction?