What are the types of biological hazards?

Answer 1

Major biological hazards

• Bacteria ex: Salmonella spp., Enterohaemorrhagic Escherichia coli, Campylobacter jejuni, Yersinia enterocolitica, Listeria monocytogenes, Bacillus anthracis, Bacillus cereus, Staphlococcus aureus, Clostridium botulinum, Clostridium perfringens, Vibrio vulnificus, Vibrio parahaemolyticus
• Virus ex: hepatitis A virus, Norwalk viruses, Rotavirus
• Parasites ex: Toxoplasma gondii, Cryptosporidia, Giardia spp.,Trichinella spiralis, Taenia solium, Anisakis spp

Answer 2

e.g., Black Death occurred when conditions were favourable for increase in the number of rats, and cholera attained a pandemic form when the causative agent entered urban areas which had inadequate sanitation facilities. Similarly, post WW I, the movement of population led to the rapid spread of the Spanish influenza virus.

Answer 3

Types of biological hazards include bacteria, viruses, fungi, parasites, and toxins produced by microorganisms. These hazards can pose a risk to human health through contamination of food, water, air, and surfaces. Examples include Salmonella bacteria in food, influenza virus in the air, and mold spores in damp environments.

Answer 4

Biological hazards refer to biological substances that pose a threat to the health of living organisms, primarily humans. Four of these are bacteria, viruses, insects, and plants.

Answer 5

Examples of Enviornmental hazard are pollution, storm, Earthquakes

Answer 6

~ Bacteria

~ Virus

~ Parasites

~ Fungus

Answer 7

FUNGI

Answer 8

A egg shell