If by an unknown accident the acid secreting cells of the stomach wall of an individual are damaged. Digestion of which one of the following biomolecule will be affected to a greater extent?
Which one of the following parts of body does not take part in the process of breathing?
In artificial insemination (AI) process, which of the following is/are introduced into the uterus of the female?
Which one of the following is not a function of liver?
Which of the statements given below are correct?
Select the correct answer using the code given below:
The gastrointestinal hormones namely secretin and cholecystokinin secreted by duodenal epithelium activate respectively which organs to discharge their secretions?
The growth of pollen tubes towards ovules is due to
The shape of guard cells changes due to change in the
Iodine is necessary for the synthesis of which hormone?
The main function of abscisic acid in plants is to
Which is the correct sequence of the components of a reflex arc?
In a neuron, conversion of electrical signal to a chemical signal occurs at/in
In a synapse, chemical signal is transmitted from
Which is the first enzyme to mix with food in the digestive tract?
The opening and closing of the stomatal pore depends upon
What prevents backflow of blood inside the heart during contraction?
During respiration exchange of gases take place in
Which is the correct sequence of air passage during inhalation?
In which part of the alimentary canal food is finally digested?
Which part of alimentary canal receives bile from the liver?
In which of the following groups of organisms, food material is broken down outside the body and absorbed?
Which is the correct sequence of parts in human alimentary canal?
Aquatic animals like fish excrete their wastes in gaseous form as
In which of the following parts of human body are sweat glands absent?
The absorption of nutrients and exchange of respiratory gases between blood and tissues takes place in
The swallowed food moves downwards in the alimentary canal because of