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Human Defences OALH y8

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Last updated over 4 years ago
20 questions
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Do Now
Question 1
1.

Name one non-communicable disease (1)

Question 2
2.

Define “pathogen” (1)

Question 3
3.

State the equation for aerobic respiration. (Challenge – can you write the balanced symbol equation?) (1)

Question 4
4.

What is meant by the “resolution” of a measuring instrument? (1)

Question 5
5.

Round 29.71 to 2 significant figures. (1)

Question 6
6.

Challenge: State the name of an organism that transports a pathogen from one organism to another and give an example. (1)

CFU
Question 7
7.

Which of the following is NOT an example of a chemical barrier?

Question 8
8.

Which of the following is NOT a physical barrier

Key Knowledge
Question 9
9.

Define a “non-specific” defence

Question 10
10.

State 4 examples of physical defences

Question 11
11.

State 4 chemical defences

Question 12
12.

Define a “specific” defence

Question 13
13.

Describe the immune system.

Question 14
14.

What are the 3 ways that the white blood cells destroy pathogens?

Recall Quiz
Question 15
15.

A non specific barrier is a body’s defence that will…

Question 16
16.

Which of the following is not a physical defence?

Question 17
17.

Which of the following is a chemical barrier which might kill a pathogen found in food?

Question 18
18.

Which type of cell is a key part of the immune system

Question 19
19.

Which of the following is aa specific barrier to disease.

Question 20
20.

Which of the following is not a way white blood cells defend against pathogens