Question: Q: What types of incest behaviors are controlled by genes? Choices: - byproduct behaviors like flying and mating - psychological behaviors like flying and mating - physical behaviors like flying and mating - instinctive behaviors like flying and mating A:
Answer: instinctive behaviors like flying and mating

Question: Q: What sudden ground movement is caused by the sudden release of the energy stored in rocks, which is transmitted in seismic waves? Choices: - eruption - sandstorm - quicksand - earthquake A:
Answer: earthquake

Question: Q: There are about 50,000 vertebrate species, and they are placed in how many different classes? Choices: - four - ten - three - nine A:
Answer:
nine