Q: You are presented with the question "Why do animals sleep through winter?" and the following answer choices: - To conserve energy - recovery time from fatigue - They get bored - Endocrine system - They only like warmth - dormant state - To save time - hydration Now knowing that hibernation is used for conserving energy by some animals and animals that sleep through the winter are said to hibernate, choose the best answer.
A: To conserve energy

Q: You are presented with the question "What gets food by eating other living things?" and the following answer choices: - plants - humans - people - phytoplankton - fungi - cats - fish - water Now knowing that heterotrophs get food by eating other living things and all fish are heterotrophic, choose the best answer.
A: fish

Q: You are presented with the question "What does water turn into after boiling?" and the following answer choices: - gas - Dew - lake - solid - oxygen - liquid - oil - salt Now knowing that boiling means change from a liquid into a gas by adding heat energy and water is heated to the boiling point and changes to steam, choose the best answer.
A: gas

Q: You are presented with the question "Bacteria are?" and the following answer choices: - larger than giraffes - negative - bigger than the Sun - very small - contamination - very large - survive - genus Now knowing that cells vary in size as well as shape, but all cells are very small and bacteria are single-celled animals, choose the best answer.
A: very small