Question: You are presented with the question "Orangutans can communicate by doing what?" and the following answer choices: - mental telepathy - Infomercials - contracting - singing opera - focusing a lens - vocalizing - adding heat - unidirectional Now knowing that sound can be used for communication by animals and orangutans have a vocal repertoire of about 13 sounds, choose the best answer.
Answer: vocalizing

Question: You are presented with the question "Where so parasites go to survive?" and the following answer choices: - in a field - away from a host - heat produced - loose soil - in the water - on a host - Most plants - retina Now knowing that some parasites live on the surface of their host and survival is to live, to live means hope, choose the best answer.
Answer: on a host

Question: You are presented with the question "what converts fuel into light and heat energy " and the following answer choices: - warmth - Lift - food - fire - NaCl - Cars - trees - reacts Now knowing that fire converts chemical energy into light and heat energy and fuel has a chemical energy, choose the best answer.
Answer:
fire