AQA GCSE C2 QUIZ

(: Just a little quiz I made the day before my Biology exam :) Hope it helps you!

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  • Created by: Phoebe :)
  • Created on: 18-05-11 14:43
Osmosis, what is it?
Diffusion of water molecules from a dilute solution to a more concentrated solution until they are evenly spread out
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Movement of particles from a region of high concentration to a region of lower concentration, Until evenly spread out
Diffusion
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How does dissolved substances pass into and out of cells?
Diffusion
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What does the Mitochondria do?
Most energy is released here by respiration
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What is an organ made of?
Different groups of tissue
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Green plants absorb light energy using..
Chlorophyll
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What is the correct equation for photosynthesis
Carbon dioxide (CO2) + Water (H20) ---Light and Chlorophyll--> Glucose (C6H1206) + Oxygen (O)
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What happens if a plant lacks in the mineral Nitrate?
Its growth is stunted and the old leaves go yellow
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If sugar is turned to starch, where is it stored?
Roots
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Farmers can increase photosynthesis by:
Artificial light, More Co2, increased temprature
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Plants need Hydrogen, Carbon and Oxygen?
True
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Biomass is used by which features?
Used in Growth
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Decay is slowest in wet, warm aerobic conditions?
False
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What are enzymes?
Biological Catalysts
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What is a Genotype
Combination of allele that an individual has for that charecteristic
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Asexual reproduction?
Mitosis, Identical to parents, No variation
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Most enzymes denature above tempratures:
45 'C
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Mitosis
Used for growth and repair
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The general optimun pH for enzymes to work in is
pH 6-7
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Alleles -->
22 of 23 paits contain same genes! The 23rd is either ** or XY
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HomeoStasis - 3 main topics
Core Body temprature, Water balance/Ion Content, Blood Glucose levels
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The thermoregulatory centre is...
In the brain
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When you are too hot:
Hairs lay flat, Sweat produced, Blood vessels dialate
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When you are cold:
Hairs stand up, Blood vessels contract, you shiver
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What moniters the blood sugar levels?
Pancreas
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Diabeties Treatment:
Monitering food intake, Injecting insulin
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What are all animals and plants made out of?
Cells
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Other cards in this set

Card 2

Front

Movement of particles from a region of high concentration to a region of lower concentration, Until evenly spread out

Back

Diffusion

Card 3

Front

How does dissolved substances pass into and out of cells?

Back

Preview of the front of card 3

Card 4

Front

What does the Mitochondria do?

Back

Preview of the front of card 4

Card 5

Front

What is an organ made of?

Back

Preview of the front of card 5
View more cards

Comments

Phoebe :)

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Sorry everyone, Question is 38 is meant to say PAIRS not Paits :)

Rebecca

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I think questions 9 and 11 are a bit ambiguous but apart from that it's great, thank you

Sehrish Khan

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i lovee these quizzes very helpful.Thankyoou)

Joy Abigail

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This is C2, not B2..

Annabel G

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Lot of these questions are biology =[ not great for my chemistry exam!

Meg

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Very good, but must agree think some of these questions were more relevant to B2,but fab cards and very helpful! :)

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