Q1.
What are the different parts of the human ear how is the year protected from dust and microbes?
Q2. What is cataract how it can be corrected?
Q3. State two functions of lacrimal glands
Q4. Explain why people on reaching high altitude mesuffer from unsteady vision, loss of hearing, lack of
muscular coordination and even complete black out?
Q5. You do not enjoy watching a movie sitting very close to the screen in the cinema hall why?
Q6. Differentiate between auditory nerve and optic nerve
Q7 period differentiate between blind spot and yellow spot
Q8. Differentiate between aqueous humor and vitreous humor
Between myopia and hypermetropia based on the cause of defect
Q9. Describe the role of the following
A period suspensory ligaments
B. period spinal cord in a reflex action
C. Iris of the eye
Q10. How do the ears maintain body equilibrium?
Q11.
write briefly about the following protective devices of the eye
Role of unconditioned reflex in our life
Q12 Following diagram represents a certain defect of vision of the human eye
A name the defect
B describe a briefly the condition in the eye responsible for the defect
C redraw the figure by adding a suitable lens correcting the defect label the parts through which the light
rays pass
What special advantage do human beings derive in having both eyes are facing forward
The following diagram represents a section of mammalian eye
a. Name the parts labelled 1 to 12
b. What structures in the eye are mainly responsible for
1.
The alteration of the shape of the lens
2. The construction of the people in the bright light
3. The best perception of image
4. The perception of light
The transmission of nerve impulse from eye to the brain
Q14. The following diagram represents the parts of the human ear
Name the parts labelled want to eat
What is the function of the parts marked 2 and 7
Harmful to use a pin or any sharp object to remove wax from the ear
Q15. The diagram below represents the structure found in the inner ear and then answer the questions
that follow
Name the parts labelled a b c and d
Name the parts of the Year responsible for transmitting impulse to the brain
Name the part labelled above which is responsible for static equilibrium, dynamic equilibrium, hearing
Previous year question papers
a)The number of cranial nerves in human are
b) the circular opening in the centre of iris
c) organ of corti is present inside the
d) which is light sensitive layer of the eye Ball
e) where exactly is the image formed on this layer
f) given below are sets of 5 terms each rewrite the terms in correct order in logical sequence beginning
with the first word that is underlind
1) stimulus response, receptor kama spinal cord
2) conjunctiva, yellow spot, pupil, vitreous humour , acquious humour
The layer of the iBall that forms the transparent cornea is_-------
