Question

If an axolotl larva is placed in water containing sufficient iodine, then

• A. Larva will die soon.
• B. Its skin pigmentation will change.
• C. It will start metamorphosis.
• D. It will remains as usual without any change.

Answer 1

Answer: (C)

It will start metamorphosis.

Axolotl is an amphibious salamander native to Mexico. If the axolotl larvae ingest a sufficient amount of iodine, they quickly begin metamorphosis and transform into bigger terrestrial adults, with higher dietary requirements.

Therefore, the correct answer is option C.