DISEASE CAUSING MICROORGANISMS IN PLANTS

DISEASE CAUSING MICROORGANISMS IN ANIMALS

Vaccine|Working Of Vaccine|Harmful Microorganism|Modes Of Disease Transmission|Disease Causing Microorganism In Animals|OMR

Infectious diseases caused by microorganisms can spread through I. body contact II. air III. Vector

Assertion (A): Congenital diseases are not communicable. Reason (R): Congenital diseases are caused by microorganisms.

[A] : Disease reduce the vitality of plants , inhibit their development and cause different morphological and physiological aberrations . [R] : The diseases result in the death of a plant .

(i) AIDS is a viral disease that spreads by sexual contact. Is there any other way in which this disease can spread? (ii) Can you name two diseases which spread by sexual contact but are caused by bacteria instead of virus? (iii) Do microorganisms, responsible for causing these diseases, spread by physical contact such as hug or handshake ?

Assertion (A): Coliform is a group of bacteria found in human stomach. Reason (R): Presence of coliform in water indicates contamination by disease causing microorganisms.