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?
The main thinking part of the brain is
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 growth of tendril in pea plants 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
The movement of shoot towards light is
Spinal cord originates from
Posture and balance of the body is controlled by
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
Electrical impulse travels in a neuron from
Choose the correct path of urine in our body
Which is the first enzyme to mix with food in the digestive tract?
The opening and closing of the stomatal pore depends upon
The blood leaving the tissues becomes richer in
The filtration units of kidneys are called
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?
The inner lining of stomach is protected by one of the following from hydrochloric acid. Choose the correct one
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
During the process of exhalation, the ribs move
Yeast is used in wine and beer industries because it respires
The enzymes present in the saliva convert
The acid present in the stomach
The swallowed food moves downwards in the alimentary canal because of
Which of the following joints is immovable?