1.1.1 Pneumatophores are gaseous exchange structures found in …
A white mussels - NSC Marine Sciences - Question 1 - 2023 - Paper 2
Question 1
1.1.1 Pneumatophores are gaseous exchange structures found in …
A white mussels.
B kelp.
C red algae.
D mangroves.
1.1.2 The phagocytic cells found in the water va... show full transcript
Worked Solution & Example Answer:1.1.1 Pneumatophores are gaseous exchange structures found in …
A white mussels - NSC Marine Sciences - Question 1 - 2023 - Paper 2
Step 1
1.1.1 Pneumatophores are gaseous exchange structures found in …
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Answer
The correct answer is D mangroves. Pneumatophores are specialized aerial roots that emerge from the soil and can be found in wetland environments, particularly mangrove forests, where they facilitate gas exchange.
Step 2
1.1.2 The phagocytic cells found in the water vascular system of echinoderms are called …
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Answer
The correct answer is B coelomocytes. These cells play a crucial role in the immune response of echinoderms, providing defense against pathogens.
Step 3
1.1.3 The reason why this species can survive in brackish estuarine waters is because it is …
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Answer
The correct answer is A euryhaline. Euryhaline species can tolerate a wide range of salinities, allowing them to thrive in fluctuating environments like estuaries.
