Required practical - Field investigations (AQA GCSE Biology Combined Science): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the two main methods used in field investigations?
What are the two main methods used in field investigations?
Quadrats and transects
What is the main purpose of using quadrats in field investigations?
What is the main purpose of using quadrats in field investigations?
To estimate population size
How many quadrats should you use for reliable results?
How many quadrats should you use for reliable results?
At least 10
Why is random sampling essential in quadrat investigations?
Why is random sampling essential in quadrat investigations?
Gives fair, accurate results
What do transects help investigate?
What do transects help investigate?
How environmental factors affect organisms
Which equipment measures environmental factors in transect investigations?
Which equipment measures environmental factors in transect investigations?
Light meter
Why should you count plants rather than flowers during investigations?
Why should you count plants rather than flowers during investigations?
Plants are easier to identify accurately
Which safety measure should you take during field investigations?
Which safety measure should you take during field investigations?
Work in pairs for safety
What does a positive correlation in transect results show?
What does a positive correlation in transect results show?
More organisms as factor increases