What planning is required in advance to deal with the situation created by a cyclone?

What is required to maintain good health?

What does optics deal with ?

Name the hormone that is secreted by our body to deal with scary situations. List any two responses shown by our body when this hormone is secreted into the blood.

What is required to overcome the moment of inertia of a body ?

i) What is peptization? ii) What is the dispersed phase in a gel? iii) Which one of the following electrolyte is required in the smallest quantity to precipitate a negative sol? MgCl_(2). AICl_(3), NaCl .

The function of hormones are given in Column - A and the names of the hormones are given in Column - B. Match them and write the answer along with its letters: {:("Column - A","Column - B"),("A] Prepares the body to deal with the situation","i] Growth hormone"),("B] Regulates metabolism for body growth","ii] Testosterone"),("C] Regulates blood sugar levels","iii] Adrenaline"),("D] Regulates the growth and development of the body","iv] Progesterone"),(,"v] Insulin"),(,"vi] Thyroxine"),(,"vii] Oestrogen"):}

What sequence of reagents is required to accomplish the following transformation ?