मराठी

Given Below is a Diagram Depicting a Defect of the Human Eye? Study the Same and Answer the Question that Follow:

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प्रश्न

Given below is a diagram depicting a defect of the human eye? Study the same and answer the question that follow:

Name the parts labeled 1 to 4.

एका वाक्यात उत्तर
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उत्तर

1 - vitreous humour,

2 - Fovea centralis (yellow spot),

3-lens,

4-pupil

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पाठ 8: The Nervous System and Sense Organs - Diagram Based Questions

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आईसीएसई Biology [English] Class 10 ICSE
पाठ 8 The Nervous System and Sense Organs
Diagram Based Questions | Q 14.3

संबंधित प्रश्‍न

What is the other name for 

 myopia


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Enumerate the common defects of vision, their causes and the possible methods of correcting them.


Have a look at the posture of this woman who is reading a book and answer the questions which follow:

What are the two conditions shown in sections A and B of the eye as applicable to her?


A person is unable to see objects distinctly placed within 50 cm from his eyes.

(a) Name the defect of vision the person is suffering from and list its two possible causes.

(b) Draw a ray diagram to show the defect in the above case.

(c) Mention the type of lens used by him for the correction of the defect and calculate its power. Assume that the near point for the normal eye is 25 cm.

(d) Draw a labeled diagram for the correction of the defect in the above case.


Assertion: Concave mirrors are used as reflectors in torches, vehicle head lights and in search lights.

Reason: When an object is placed beyond the center of curvature of a concave mirror, the image formed is real and inverted.


Which of the following statement is correct?


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