AQA Biology- unit 2: 7.1 Investigating variation

Hi, this is my first ever quiz on this website...take your time and good luck. i will be uploading one regularly from now on and bear in mind its topics in unit 2 biology-AQA. If you notice any mistakes or  have any questions about anything feel free to comment on it. thank you and once again.. GOOD LUCK

p.s there's a 'fun facts' question thrown in :)

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  • Created by: sabrina76
  • Created on: 11-01-13 19:03
what is interspecific variation?
differences between organisms of the same species
1 of 10
how is variation measured?
by taking samples
2 of 10
what is sampling?
taking measurement of individuals, selected from the population of organisms which are being investigated
3 of 10
why may a sample not be representative of the population as a whole?
sampling bias or by chance
4 of 10
how may sampling bias be prevented?
random sampling, using large sample size or analysing data collected
5 of 10
what are the causes of variation?
both genetic differences and enviromental influences
6 of 10
how can genetic variation be increased in sexually reproducing organisms?
mutation, meiosis and fusion of gametes
7 of 10
how can genetic variation be increased in asexually reproducing organisms?
mutation only
8 of 10
Kathryn has bright blue hair. What kind of variation has caused this?
enviromental
9 of 10
What 's the worlds most popular Non Alcoholic Drink?
orange juice
10 of 10

Other cards in this set

Card 2

Front

how is variation measured?

Back

by taking samples

Card 3

Front

what is sampling?

Back

Preview of the front of card 3

Card 4

Front

why may a sample not be representative of the population as a whole?

Back

Preview of the front of card 4

Card 5

Front

how may sampling bias be prevented?

Back

Preview of the front of card 5
View more cards

Comments

Tilly - Team GR

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Very helpful thank you!

sam

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thanks

Sophie

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great apart from i thought Q8 was differences between different species anddd i dont see the point of Q2 apart from that was very helpful!

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