Field investigations (AQA GCSE Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What do field investigations help you study?
What do field investigations help you study?
How living things interact in real habitats
Which tool is used to count organisms in a set area?
Which tool is used to count organisms in a set area?
Quadrats
What is the purpose of using random sampling in field investigations?
What is the purpose of using random sampling in field investigations?
To get fair and unbiased results
What is the area of a 25cm × 25cm quadrat in square metres?
What is the area of a 25cm × 25cm quadrat in square metres?
What is the minimum number of random locations needed for quadrat sampling?
What is the minimum number of random locations needed for quadrat sampling?
At least 10
When counting dandelions in a quadrat, what should you count?
When counting dandelions in a quadrat, what should you count?
Plants, not flowers
Why does sharing results with other groups improve population estimates?
Why does sharing results with other groups improve population estimates?
Increases sample size, reduces variation
What tool is used to study how organisms change across an area?
What tool is used to study how organisms change across an area?
Transects
What pattern is typically shown between dandelions and light intensity?
What pattern is typically shown between dandelions and light intensity?
Dandelion numbers increase with light
Why do plants near trees have fewer dandelions?
Why do plants near trees have fewer dandelions?
They get less light due to shade
What is the disadvantage of using large intervals along a transect?
What is the disadvantage of using large intervals along a transect?
You might miss important patterns
How does replication improve field investigation results?
How does replication improve field investigation results?
It improves reliability of estimates