Important Study Notes on Science-Biology for Railway Exam
Dear Readers, Here we have given some important study notes on Science Biology for Railway exam. Candidates those who are all preparing for the Railway and other Competitive examinations can use this material.
Important Study Notes on Science-Biology –Click Here To Download
Vitamins:
There are required for the normal growth, good health, good vision and proper digestion of the body.
Vitamins can be divided into 2 types
I). Water Soluble – vitamin B,C
II). Fat Soluble – vitamin A, D, E, K
Types of Vitamins:-
|
S.No
|
Vitamins
|
Chemical Name
|
Source
|
Deficiency disease
|
|
1
|
Vitamins ‘ A ‘
|
Retinol& Carotene
|
Carrot
|
night blindness
|
|
2
|
Vitamins ‘ D‘
|
Caleiferal
|
Sunlight on human skin
|
Rickets, softness of bones under development of teeth of in children
|
|
3
|
Vitamins ‘ E ‘
|
Tocopherol
|
Growing seeds
|
in potency in humans
|
|
4
|
Vitamins ‘ K ‘
|
Tomato
|
Grain
|
blood clotting
|
|
5
|
Vitamins ‘ B1’
|
Thiamine
|
Cereals white flour
|
Beriberi
|
|
6
|
Vitamins ‘ B2’
|
Riboflavin
|
Dairy
|
redness of eye blurred vision.
|
|
7
|
Vitamins ‘ B3’
|
Niacen
|
Meat
|
Pellagra
|
|
8
|
Vitamins ‘ B5’
|
Pantothenic acid
|
Beans
|
Focial dermatites
|
|
9
|
Vitamins ‘ B6’
|
Pyridoxine
|
Whole
|
convulsions in child
|
|
10
|
Vitamins ‘ B12’
|
Cobalamine
|
Liver, Kidney
|
Red blood cell production – Pernicious anemia
|
|
11
|
Vitamins ‘ C’
|
Ascorbic acid
|
Citrus, tomato
|
Scurvy
|
|
12
|
Vitamins ‘ P’
|
Nicotina mide
|
Lemon, orange
|
Growth of bones and teeth.
|
Diseases& Affected body Parts :-
|
S.No
|
Diseases
|
Affected body Parts
|
|
1
|
AIDS
|
Immune System of the body
|
|
2
|
Arthritis
|
Joints
|
|
3
|
Asthma
|
Bronchial Muscles
|
|
4
|
Cataract, Conjunctivitis, Glaucoma
|
Eyes
|
|
5
|
Dermatitis
|
Skin
|
|
6
|
Diphtheria
|
Throat or respiratory track
|
|
7
|
Eczema
|
Skin
|
|
8
|
Goiter
|
Thyroid
|
|
9
|
Hepatitis
|
Liver
|
|
10
|
Jaundice
|
Liver
|
|
11
|
Malaria
|
Spleen
|
|
12
|
Meningitis
|
Brain
|
|
13
|
Otitis
|
Ear
|
|
14
|
Trachoma
|
Eye
|
|
15
|
Paralysis
|
Nerves
|
|
16
|
Polio
|
Legs
|
|
17
|
Pyorrhea
|
Teeth
|
|
18
|
Pneumonia
|
Lungs
|
|
19
|
Typhoid
|
Intestine
|
|
20
|
Cholera
|
Intestine
|
|
21
|
Tuberculosis
|
Lungs
|
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