Digestion And Absorption


 

Digestion And Absorption logoSubject: Biology    Exam: AIIMS

Chapter Rating: Do or Die (Most Important)

Topic Weightage: 0.04


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Important Points

Teeth are many types on the different basis like-Acrodont(Amphibia, Reptiles (except crocodile) Pleurodont(Reptilia),Thecodont(mammal, crocodile),Monophyrodont(Platypus), Diphyrodont (Lacteal teeth of mammals),Polyphyodont (Frog), Homodont (Toothed whale) Heterodont (Human) Bunodont (human) lophodont (elephant), solenodont (cow, sheep), and secodont (carnivores),
Anaemia: It is of three types
(i) Microcytic - It is due to iron deficiency leading to fewer and smaller erythrocytes with reduced haemoglobin.
(ii) Megablastic - It is due to fewer abnormal red blood cells caused by deficiency of folic acid
(iii) Pernicious - It is due to production of haemoglobin free immature RBCs.
Photosynthetic nutrition: Green plants
Chemosynthetic nutrition: Nitrifying bacteria, Sulphur oxidizing bacteria and Iron bacteria
Heterotrophic nutrition: All animals, fungi, bacteria etc.
 
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