Sneezing
A & B
Urination
Coughing
The percentage of water content in the human blood plasma normally varies from
The period taken for the complete growth of the embryo following implantation is called
The pH of saliva is:
The phenomenon due to which animal sweat to reduce temperature and change electrolyte concentration is called:
The phenomenon of summer sleep by animals is called
The plant dye Henna imparts orangered colour to skin and hairs due to its reaction with which of the following?
The plant hormone that controls fruit ripening is
The plants which grow well, only in light are known as
The plants, which grow under water stress conditions of deserts are:
The polio virus enters the body through
