Working of eye, Biology

Assignment Help:

WORKING OF EYE -

Human eye is sensitive to light wavelenght ranging from 380 - 760 nm.

Bees, ants, spiders and gold fish can see uttraviolet light which is invisible to human.

It has 2 functional parts -

1. Focussing part or dioptic -

It consists of conjunctiva, cornea, aquous humour, lens, vitrous humour. They refrect the light rays to bring them on the retina. Maximum refrection is caused by cornea.

2. Receptor part -

It comprises of retina. Here inverted and smaller image is formed.

In man Binocular or steroscpic vision is formed due to position of eyes i.e. close to each other.

In rabbit and other animals except primates monocular or panoramic image is formed.


Related Discussions:- Working of eye

Phylum plattyheminthes, what are structural adaptation of flatworm to it''s...

what are structural adaptation of flatworm to it''s enviroment /

Popularity of chromatography - basic separation technique, Define Popularit...

Define Popularity of Chromatography - Basic Separation Technique? Chromatography is popular because: (a) minute quantities can be analysed qualitatively and quantitatively,

State the prevention of campylobacteriosis diseases, State the prevention o...

State the prevention of Campylobacteriosis Prevention: the various ways to prevent campylobacteriosis are: Wash hands before preparing foods. Wash hands immediatel

Photosynthesis carbon dioxide is improved to form glucose, Q Why is it said...

Q Why is it said that during photosynthesis carbon dioxide is improved to form glucose? During photosynthesis carbon dioxide is energetically improve with hydrogen from water.

The iodine test, why is it necessary to grind food before the testng?

why is it necessary to grind food before the testng?

What is demographic transition, What is Demographic Transition? The who...

What is Demographic Transition? The whole process of change with regard to population size and characteristics is called demographic transition. In order to understand this ter

Show Relation between tissue and the implant material, Relation between Tis...

Relation between Tissue and the implant material The biologic interaction between the tissue and the implant material at an  interface may result in a variety of phenomena such

Explain the barrier function in the cornea, Explain the barrier function in...

Explain the barrier function in the cornea. Barrier Function: It is the first line of barrier between the external environment and the corneal stroma. The superficial epi

What are the ploidies of the new cells, In which meiotic division does the ...

In which meiotic division does the separation of identical chromatids occur? After the end of this process what are the ploidies of the new cells? The separation of identical c

Protozoa, What is meant by encystment

What is meant by encystment

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd