sensory organs of the nocturnal animals

The brain is the main control center in the body, so it can deal with the ................. at the same time.

• two senses only

• three senses only

• four senses only

• all the five senses

Animals that become active at night are called ...........................

• diurnal animals

• extinct animals

• nocturnal animals

• endangered animals

The organ that processes the information collected through the sense of sight is ...........................

• the spinal cord

• nerves

• the brain

• eyes

The nervous system of mammals consists of ..........................

• the brain only

• the spinal cord only

• nerves and the spinal cord only

• the brain, the spinal cord and nerves

Both the spinal cord and the nerves ....................................

• are located in the brain

• are located in the small intestine

• transmit messages from the brain to all parts of the body only

• transmit messages from the brain to all parts of the body and vice versa

Owls have all the following properties to sense distant preys that make low sounds, EXCEPT ..........................

• large eyes

• a bowl shaped face

• a head that turns in all directions

• weak sense of hearing

The owl's large eyes and bowl shaped face are considered as .......................... adaptation.

• only structural

• only behavioral

• both structural and behavioral

• neither structural nor behavioral

flying bats do not hit different objects at night because they can ..........................

• see them clearly at night

• touch them

• smell them

• hear the echo reflected from them

Some animals become active during the night due to the following reasons EXCEPT that ............................

• the night is characterized by the cool weather

• the night is a good time for relaxation and rest

• the night is quite, so they can hear preys

• the night is a time when preys are available

.................. is found in the backbone and helps transmit message between the body and the brain.

• nerves

• spinal cord

• brain