GRADE 9 BIO ITEST

A group of specialized cells or tissues, which are able to receive, perceive or detect stimulus and transmit the information to the central nervous system.

• Memory organs

• Sense Organs

• Tissues

• Accommodation

.......... organ detect pain, touch and cold in humans

• Eye

• Tongue

• Nose

• Skin

The mammalian ear is divided into inner, outer and ........ layer

• Middle

• Epidermis

• Exterior

• Interior

The following are parts of the outer ear except

• Pinna

• Stapes

• Ear canal

• Ear Drum

................ collect sounds, detect their direction and direct them into the ear canal to the inner ears

• Tympanic membrane

• Pinna

• Ear Drum

• Cochlea

The three soft tiny bones found in the middle part of the ears are called

• Ear panicle

• Ear ossicles

• Ear hamper

• Ear oscillate

......... is a snail shell like structure of the ear responsible for hearing

• Malleus

• Ear drum

• Cochlea

• Utriculus

The following are parts of the ear except

• Incus

• Tympanic membrane

• Stapes

• Retina

The following are ways of protecting the ear except

• Exposure to loud noise

• Wearing of Ear defenders

• Cleaning of the ear regularly

• Avoid the use of sharp objects into your ears

The following are ways the ear can get damage except

• Listening to very loud sound

• Ear infection

• Avoid being hit at any side of your ear randomly

• Ear Wax blockage