AQA GCSE B3 Part 1

This quiz should test some of the points you may have to know for the exam.

Note: there was a glitch during upload and so the questions have been arranged completely randomly. Please tell me if some questions do not make sense. Thank You!

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  • Created by: Sagz
  • Created on: 18-04-11 13:49
Osmosis requires the presences of...
A partially permeable membrane
1 of 24
Why do plant roots use active transport?
For the uptake of minerals
2 of 24
In regard to the concentration gradient, diffusion moves....
Along it
3 of 24
What sort of movement allows the food molecules to pass from the small intestine to the blood vessels?
Both
4 of 24
What sort of blood supply ensures the best rate of diffusion?
Rich supply
5 of 24
What is your diaphragm?
A strong sheet of muscle
6 of 24
When you breathe out...
Your diaphragm relaxes
7 of 24
When can diffusion within the small intestine take place?
When the food is broken down into a soluble form
8 of 24
What is metamorphosis?
When a tadpole reabsorbs its gills
9 of 24
Name two things these have to maintain the best conditions for diffusion (1)
Rich blood supply
10 of 24
Where does the energy required (Q 5/12) come from?
Cellular Respiration
11 of 24
How to leaf cells lose water?
Evaporation
12 of 24
Why cannot fish survive in the air?
Their gills stick together
13 of 24
Why do plant roots use diffusion?
Actually osmosis - for the uptake of water
14 of 24
What opens and closes the stomata?
Guard cells
15 of 24
Name one adaptation to prevent a lot of water loss.
Waxy cuticle
16 of 24
Name two things these have to maintain the best conditions for diffusion (2)
Kept moist
17 of 24
Fish gills are made up of...
Tissue
18 of 24
Why does a shark never stop?
So that the gills are moist and wet
19 of 24
The lining of the small intestine is folded into...
Villi
20 of 24
How does water move through the plant
Xylem
21 of 24
What is the dilemma in relation to Q26
As carbon dioxide enters the leaf, water is lost
22 of 24
The lungs are made up of clusters of...
Alveoli
23 of 24
How do tadpoles get oxygen?
Diffusion from water
24 of 24

Other cards in this set

Card 2

Front

Why do plant roots use active transport?

Back

For the uptake of minerals

Card 3

Front

In regard to the concentration gradient, diffusion moves....

Back

Preview of the front of card 3

Card 4

Front

What sort of movement allows the food molecules to pass from the small intestine to the blood vessels?

Back

Preview of the front of card 4

Card 5

Front

What sort of blood supply ensures the best rate of diffusion?

Back

Preview of the front of card 5
View more cards

Comments

Sagz

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There was a glitch in the uploading. Just so you know:

  • For Q17, the correct answer is one of the bottom two anyway
  • Q16 and Q23 refer to the answer of Q14.
Ihsan Abdullah

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thanks! much better than most tests here

rajitha

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sick test

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