Question: If forests naturally keep carbon, then forests naturally keep what? Answer choices: - ants - fish - carbon - ferns - firs - rainfall - heat - protected
Answer: carbon

Question: If acatalyst can lower the energy cost of a chemical reaction, then in what way does a catalyst help in chemical reactions? Answer choices: - Generating heat - lowered energy cost - metabolic reaction - heating liquids - by making heat - adding heat - increases a body's strength - preventing heat transfer
Answer: lowered energy cost

Question: If bird beaks are inherited, then what are inherited? Answer choices: - stones - anemia - four limbs - colors - Bird beaks - magic - the eyes - dirt
Answer:
Bird beaks