Question: Q: The distance between the crests of electromagnetic waves is called what? Choices: - trough - variation - crest - wavelength A:
Answer: wavelength

Question: Q: Arthropods change into the adult form in a process called what? Choices: - parthenogenesis - spontaneous mutation - budding - metamorphosis A:
Answer: metamorphosis

Question: Q: What types of living beings have water vascular systems and unique tube feet? Choices: - diatoms - mollusks - Ducks - echinoderms A:
Answer:
echinoderms