How many pairs of cranial nerves are present in man? Mark as favorite Copy Link 41 31 12 21 Check Answer
The leaves of Mimosa are sensitive to? Mark as favorite Copy Link heat touch smell light Check Answer
The main function of abscisic acid in plants is? Mark as favorite Copy Link to increase the length of cells. to promote growth of stem. to promote cell division. to inhibit growth. Check Answer
Reflex arc is formed by? Mark as favorite Copy Link muscle -> spinal cord -> receptor receptor -> spinal cord -> muscle receptor -> brain -> muscles muscle -> brain -> receptor Check Answer
Ageing in human beings is caused by disappearance of which of the following glands? Mark as favorite Copy Link Thyroid Thymus Pituitary Adrenal Check Answer
Which part of a nerve cell contains a nucleus? Mark as favorite Copy Link Nerve endings Cyton Dendrite Axon Check Answer
you have to choose the statement which is/ are incorrect? Mark as favorite Copy Link Our nervous system also passes information from one internal system to another. The nervous system is made up of the smallest special cell called neurons. The function of nervous system is to co-ordinate the activities of our body. The control and coordination in higher animals called vertebrates take place through nervous system as well as hormonal system called endocrine system. Check Answer
Which part of nervous system controls the reflex activities of the body? Mark as favorite Copy Link Cerebellum Cerebrum Brain Spinal cord Check Answer
Which is the correct sequence of the components of a reflex arc? Mark as favorite Copy Link Receptors -> Sensory neuron -> Spinal cord -> Motor neuron -> Muscle Receptors -> Spinal cord -> Sensory neuron -> Motor neuron -> Muscle Receptors -> Motor neuron -> Spinal cord -> Sensory neuron -> Muscle Receptors -> Muscles -> Sensory neuron -> Motor neuron -> Spinal cord Check Answer
The highest coordinating centre in the human body is? Mark as favorite Copy Link brain heart spinal cord kidney Check Answer