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Biology- One-Liners- for various competitive examinations

Thank You all for landing on the page of Biology. The subject Biology plays an important role in various competitive examinations conducted by various organizations. Biology One-Liners help a lot.

The subject plays an important role in various competitive examinations conducted by various organizations. Biology bits help a lot.

1-Albertus Magnus(1193-1280) mentioned the role of nerves for the first time in the sensation of touch. He was a keen observer of nature and a lover of Science.

2-Lachrymal glands are present in the eye. They secrete lubricant for the eye aiding in the movement of the eye.

3-Sclera is one of the three layers that covers the eye. It is the outermost white colored layer which is thick, tough, fibrous and non-elastic.

4-Iris is the part formed by the choroid layer around the pupil.

5-Stimulus– It is something external that inflences an activity.

6- Cornea is the part that is formed due to bulging of Sclera. It is the transparent protective covering on the outer surface of the eye. It is the clean window in the sclera infront of the iris.

7-Choroid Layer– It is back in colour. It is the second layer that covers the eye. It contains a lot of blood vessels.

8-Pupil– It is the small black round area in the middle of the eye.

9-Conjunctiva is the layer that covers the front portion of the eye.

10- Sensory receptors are present in sense organs that respond to a stimulus in the external or internal environment of an organism.

11-Pinna– It is the external ear. It is the visible part of the ear on either side of our head.

12-Auditory meatus– It is the canal in the ear.

13-Ceruminous Glands-These are wax-producing glands in the pinna.

14-Sebaceous Glands– These are Oil-producing glands in the pinna. It helps in lubricating the ear canal.

15-Stapes– It is the last bone of three bones present in the middle ear. All these three bones present in the middle ear.

16-Incus– It is the second bone of the three bones present in the middle ear.

17-Malleus-It is the first bone of the three bones present in the middle ear.

18-Vestibule-It is the first part of the membranous labyrinth present in internal ear.

19-Tympanum– It is also called an eardrum. It is a thin layer present at the end of auditory meatus.

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