Grade 9 Science: Exploring Symbiosis
This worksheet covers various forms of symbiotic relationships, including mutualism, commensalism, and parasitism, suitable for Grade 9 science students.
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Grade 9 Science: Exploring Symbiosis
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Read each question carefully and provide your best answer. Some questions may require you to recall specific examples of symbiotic relationships.
1. Which type of symbiotic relationship benefits both organisms involved?
Commensalism
Parasitism
Mutualism
Predation
2. In a parasitic relationship, one organism benefits while the other is:
Unaffected
Harm
Also benefits
Killed immediately
1. Symbiosis describes a close and long-term biological interaction between different biological .
2. An example of mutualism is the relationship between bees and .
3. In commensalism, one organism benefits while the other is neither helped nor .
4. Tapeworms living in the intestines of an animal are an example of .
1. All symbiotic relationships are beneficial to both organisms.
True
False
2. The relationship between a clownfish and a sea anemone is an example of mutualism.
True
False
1. Describe the three main types of symbiotic relationships and provide a unique example for each.
2. Explain why a parasitic relationship is considered symbiotic, even though one organism is harmed.
Observe the image below, which depicts a plover bird cleaning the teeth of a crocodile.
3. Based on your understanding of symbiosis, classify the relationship between the plover bird and the crocodile. Justify your answer.
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