CBSE Class 9 Answered
What are the causes of non-infectious diseases?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Following are the causes of non-infectious diseases:
i. Deficiency of certain essential substances in our diet.
ii. Degeneration and wearing out of tissues.
iii. Uncontrolled proliferation of tissues in any part of body.
iv. Defects in metabolic pathways.
v. Damage and injuries of tissues and body parts by accidents.
Answered by | 04 Jun, 2014, 03:23: PM
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