Biology AQA B2 Quiz

GCSE Unit 2 Quiz AQA Biology

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  • Created by: Uma
  • Created on: 09-01-11 19:22
Plant and animal cells both have....
...nuclei, cell membranes, cytoplasm, mitochondria
1 of 12
What is the difference between cell walls and cell membranes?
Cell membranes control what enters and leaves the cell and cell walls strengthen the cell
2 of 12
Active transport is when...
When cells use use energy to move substances against the concentration gradient
3 of 12
If a plant does not get enough nitrates, it looks...
...smaller than normal
4 of 12
If a plant does not get enough magnesium, it will look...
...yellow
5 of 12
One example of when energy is lost through the food chain?
Homeostasis
6 of 12
Why are there rarely more than four trophic levels in a pyramid of biomass?
Alot of energy is lost as you go along
7 of 12
Food production is more efficient if the chain is short because...
...Less energy is lost
8 of 12
What do we have more of in our bodies?
Carbon
9 of 12
How is carbon dioxide removed from the atmosphere?
Plants use carbon dioxide for photosynthesis and take it out of the air
10 of 12
How is carbon passed on from one animal to the next?
Detritus feeders such as maggots feed on dead animals to obtain the carbon
11 of 12
Enzymes are...
...Biological catalysts
12 of 12

Other cards in this set

Card 2

Front

What is the difference between cell walls and cell membranes?

Back

Cell membranes control what enters and leaves the cell and cell walls strengthen the cell

Card 3

Front

Active transport is when...

Back

Preview of the front of card 3

Card 4

Front

If a plant does not get enough nitrates, it looks...

Back

Preview of the front of card 4

Card 5

Front

If a plant does not get enough magnesium, it will look...

Back

Preview of the front of card 5
View more cards

Comments

Uma

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Dont know what happened to this, but ahh well may aswell just do it anyway ha:)

Felicity

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good quiz but I dont get why some questions we repeated..

Nusaybah

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not good

prity

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why are loads of the questions repeated? :L

F.S

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to be honest it isn't the best quiz i've come across, it wouldn't win any prizes from me :\

nush

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It's Good. Well done

some people are unappreciatable

Paige Monaghan

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It's good but youdid get a question wrong the osmosis one Is true! ** good quiz tho

Josh

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This is soo Poor!!!!!

OH DEAR!

XP

Kate Murnane

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this quiz is rubbish, you've repeated half of the questions?:L

Ash

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I understand there must be a porblem of some sort but this quiz was good and i would just like to say Osmosis is when particles move from an area of high water concentration to a lower concentraton to equalize it through a partially permeable membrane. Many thanks Uma

Alikem McRugged

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Question 5 could be worded better. Otherwise good quiz

Peter Whitehead

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This quiz isn't TOO bad, but please can you have some sensible options when we are answerind the question? Thanks!

Ashley

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BAD QUIZ SORRY and diffusion happens with gas particles not just fluids :L

Rachel

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good quiz thank you :)

Ameena Hussain

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it was a good quiz thankyou.. but i do need to revise a bit more to get the gradee i want :)

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