Answer the following question given this paragraph: The digestive system has three main functions: digestion of food, absorption of nutrients, and elimination of solid food waste. Digestion is the process of breaking down food into components the body can absorb. It consists of two types of processes: mechanical digestion and chemical digestion. Q: What is the process of breaking down food into components the body can absorb called? Choices: - absorption - filtration - excretion - digestion A:
digestion
Answer the following question given this paragraph: Starfish reproduce by fragmentation and yeasts reproduce by budding. Both are types of asexual reproduction. Q: Which asexual reproduction method do starfish use to reproduce? Choices: - fission - spawning - budding - fragmentation A:
fragmentation
Q: Answer the following question given this paragraph: The law of conservation of mass states that matter cannot be created or destroyed. Q: The law of conservation mass states that matter cannot be created or what? Choices: - changed - moved - observed - destroyed A:
A: destroyed
Question: Answer the following question given this paragraph: Water treatment is a series of processes that remove unwanted substances from water. The goal of water treatment is to make the water safe to return to the natural environment or to the human water supply. Treating water for other purposes may not include all the same steps. That's because water used in agriculture or industry may not have to be as clean as drinking water. Q: What is a series of processes that remove unwanted substances from water called? Choices: - water filtration - water dilution - water cleaning - water treatment A:
Answer: water treatment
*Question*
Answer the following question given this paragraph: Another major problem caused by air pollution is global climate change. Gases such as carbon dioxide from the burning of fossil fuels increase the natural greenhouse effect. This raises the temperature of Earth's surface. Q: What gas is contributing to the greenhouse effect? Choices: - nitrogen - oxygen - sodium chloride - carbon dioxide A:
**Answer**
carbon dioxide
Q: Answer the following question given this paragraph: Q: In genetics, what do you call characteristics that are passed from a parent to child? Choices: - mutations - similarities - habits - traits A:
A: traits