Questions

The basic unit of the nervous system is the Neurons.

The neuron is a single nerve cell, and you have billions of them.

There are three basic types of neurons::

1. Association,

2. Afferent  and

3. Efferent.

The association neurons comprise the central nervous system (CNS) that is the brain and spinal cord.

The afferent neurons are also known as the sensory neurons, they bring the stimuli from the sensors (e.g., skin, eyes, ears) to the CNS.

The efferent neurons are also known as motor neurons, they bring the responses from the brain to the muscles and the glands.

The renal medulla is composed of tissue called Renal Pyramids.

Afghan-India Friendship Dam is previously called as Salma Dam between India and Afghanistan on Hari river.

The trick here is to follow the structure of the statement. The blank is followed by 'of' and thus the blank will take a filler that can be followed grammatically by 'of' and also manages to give a proper meaning. On the basis of these filters, none of the options except option 2 makes any sense.

A duty is a task that is to be obeyed, followed and respected by all the citizens of the country or state.

The economy of the gilded age was characterized by growth in industry.

Execution Unit receives program instruction codes and data from BIU, executes these instructions and store the result in general registers.