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Find out the correct statement -...

Find out the correct statement -

A

Waste product of tadpole larva and frog is same.

B

Excretory structure of earthworm and cockroach is same

C

Waste product of marine and fresh water fishes is same

D

Excretory structure of Planaria and Amphioxus is same

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question, we need to analyze each of the four statements provided and determine which one is correct. ### Step-by-Step Solution: 1. **Analyze Option 1**: - The statement claims that the waste product of tadpole larvae and frogs is the same. - Tadpole larvae excrete ammonia (ammonotelic), while adult frogs excrete urea (ureotelic). - **Conclusion**: This statement is incorrect. 2. **Analyze Option 2**: - The statement claims that the excretory structures of earthworms and cockroaches are the same. - Earthworms have nephridia as their excretory structure, while cockroaches have Malpighian tubules. - **Conclusion**: This statement is incorrect. 3. **Analyze Option 3**: - The statement claims that the waste products of marine and freshwater fishes are the same. - Marine fishes primarily excrete ammonia, while freshwater fishes excrete urea. - **Conclusion**: This statement is incorrect. 4. **Analyze Option 4**: - The statement claims that the excretory structures of planaria and amphioxus are the same. - Both planaria and amphioxus possess flame cells as their excretory structure. - **Conclusion**: This statement is correct. ### Final Answer: The correct statement is **Option 4**: The excretory structure of planaria and amphioxus is the same. ---
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