Prevention of Infection and Spoilage of Food

Prevention of Infection and Spoilage of Food

Assessment

Interactive Video

Biology

6th - 8th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video discusses harmful micro-organisms known as pathogens, which cause diseases in humans, animals, and plants. It covers various diseases caused by viruses, bacteria, protozoa, and fungi. The concept of communicable diseases, which spread through air, water, and carriers like flies and mosquitoes, is explained. The video also touches on ancient preservation techniques used by Egyptians to prevent decay by depriving bacteria of necessary conditions.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following diseases is caused by a virus?

Citrus canker

Typhoid

Influenza

Anthrax

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can communicable diseases spread?

By sharing clothes

Through sound waves

Via air, water, and physical contact

Through direct sunlight

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common method to kill waterborne pathogens?

Adding sugar to water

Filtering water

Boiling water

Freezing water

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which insect is a known carrier of the malaria parasite?

Housefly

Butterfly

Female Anopheles mosquito

Male Aedes mosquito

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What preservation technique did ancient Egyptians use to prevent decay?

Drying in the sun

Using spices

Depriving bacteria of moisture, warmth, or oxygen

Freezing