question: Write a question you would see in a school textbook. OPTIONS:
- Nutrients are absorbed from the food.
- Wastes are prepared to pass out of the body.
- Food is churned with acid to break down proteins.
- Excess water is reabsorbed into the blood stream.
answer: Each organ in the digestive system has a specific function. During digestion, food passes from the stomach into the small intestine. Which statement best describes what takes place in the small intestine?

question: Write a question you would see in a school textbook. OPTIONS:
- sand
- oxygen
- the Sun
- the ocean
answer: What is the primary source of energy for organisms from a beach ecosystem?

question: Write a question you would see in a school textbook. OPTIONS:
- erosion of surrounding continental materials
- eruptions of continental shield volcanoes
- convergence of continental plates
- subsidence of continental landmass
answer:
The Himalayan Mountain chain is the youngest and tallest mountain chain on Earth. Which phenomenon contributed most to this area of continental buildup?