State whether True or False.
When temperature of human body decreases trembling occures.

State whether True or False. The main constituent of human blood is water.

State whether True or False. The taste of blood is sour.

State whether True or False: Fuilds exert pressure.

State whether True or False:- Metals are flexible.

State whether True or False: When the temperature increases some animals of desert go to deep sleep, named aestivation.

State whether True or False: Water is the only solvent.

State whether True or False : Hydrogen has no neutron.

State whether True or False:- Virus is a microbe

State whether True or False:- Water is an organic solvent.

State whether True or False:- Br_2 is colourless.