The photograph shows a crocodile holding its mouth open to allow a crocodile bird to feed - Edexcel - GCSE Biology - Question 6 - 2012 - Paper 1
Question 6
The photograph shows a crocodile holding its mouth open to allow a crocodile bird to feed.
(i) Complete the sentence by putting a cross (X) in the box next to your ... show full transcript
Worked Solution & Example Answer:The photograph shows a crocodile holding its mouth open to allow a crocodile bird to feed - Edexcel - GCSE Biology - Question 6 - 2012 - Paper 1
Step 1
Complete the sentence by putting a cross (X) in the box next to your answer.
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Answer
This type of symbiotic relationship is known as mutualism. Mutualism is a relationship where both organisms benefit from the interaction.
Step 2
Suggest why this relationship is beneficial to the crocodile.
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Answer
The relationship is beneficial to the crocodile because the crocodile bird removes parasites and debris from the crocodile's mouth, promoting oral health and hygiene for the crocodile.
Step 3
State the type of organism that is found at the start of most food chains.
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Answer
The type of organism that is found at the start of most food chains is typically a producer, such as plants or algae, which use photosynthesis to create energy.
