Question: You are presented with the quiz "Living things all require survival and what?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "living things all require energy for survival" and "energy is used for survival and reproduction".   So, what's the best answer to the question?
Answer: reproduction

Question: You are presented with the quiz "Living things interacting get energy from what?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "most ecosystems get energy from sunlight" and "life Living things interact in ecosystems".   So, what's the best answer to the question?
Answer: sunlight

Question: You are presented with the quiz "poisonous substances can cause what to come to living things"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "insect bites cause harm to living things" and "insect bites are another source of poisoning".   So, what's the best answer to the question?
Answer:
harm