CB8 Edexcel biology

CB8 Edexcel biology

10th Grade

20 Qs

quiz-placeholder

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CB8 Edexcel biology

CB8 Edexcel biology

Assessment

Quiz

10th Grade

Practice Problem

Medium

Created by

Jess Day

Used 87+ times

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20 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which 2 options increase the rate of diffusion?

When surfaces are thin

A large surface area

A small surface area

When substances have a long distance to travel

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What structure increases the surface area of the lungs?

Capillaries

Alveoli

Lymphocytes

Ventricles

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a structure has a larger surface area to volume ratio what will happen to the rate of diffusion?

The rate will increase

The rate will decrease

There will be no change

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do veins contain valves?

To stop blood from flowing in the wrong direction

To help the flow of blood

To make sure enough blood is circulating the body

To stop blood flow in case you cut yourself

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of phagocytes

They release antibodies

They carry oxygen in the blood

They transport dissolved substances in the blood

They engulf and digest pathogens

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of lymphocytes

They release antibodies

They carry oxygen in the blood

They transport dissolved substances in the blood

They engulf and digest pathogens

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of red blood cells

They release antibodies

They carry oxygen in the blood

They transport dissolved substances in the blood

They engulf and digest pathogens

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