Q. Stimuli which produce a response and are external are called

View solution

Q. In mammal, thyroid gland has lobes

View solution

Q. Built in mechanism by which sign stimuli are recognized is called

View solution

Q. Encapsulated ending which lie in papillae which extend into ridges of finger prints are

View solution

Q. Pupil dilation, digestion and acceleration of heart beat is done by

View solution

Q. White matter is made up of

View solution

Q. Auxins

View solution

Q. Receptors which detect stimuli of touch pressure are

View solution

Q. Organic compounds of varying structural complexity poured directly into blood to act on target tissues are

View solution

Q. Auxins promote growth at a very low concentration in

View solution

Q. If somatotrophin hormone is produced in excess during early life, it leads to

View solution

Q. In cross-section, gray matter in spinal cord is seen in shape of a

View solution

Q. Functional types of neurons are

View solution

Q. Nervous system of hydra is a network of neurons, present between the

View solution

Q. If biorhythms are of about 365 days, these are called

View solution

Q. Endocrine system consists of

View solution

Q. Gibberellins sometimes substitute for

View solution

Q. When a nerve impulse is generated in a neuron, its resting membrane potential is replaced by

View solution

Q. Under-activity of parathormone causes a drop in blood calcium ions which in turn leads to

View solution

Q. In a resting neuron, K+ ions are

View solution