question What is the primary function of the stomach in the digestive system

Science

What is the primary function of the stomach in the digestive system?

A. Nutrient absorption
B. Mechanical digestion
C. Production of bile
D. Chemical digestion of proteins

The stomach primarily performs chemical digestion of proteins through the action of gastric juices.

What is the term for the process by which rocks are broken down into smaller particles through the action of wind, water, or ice?

A. Erosion
B. Deposition
C. Weathering
D. Sedimentation

What is the chemical formula for table sugar (sucrose)?

A. C6H12O6
B. CH4
C. H2O
D. C12H22O11

Which color of light is refracted the most when passing through a prism?

A. Red
B. Green
C. Blue
D. Yellow

What is the process of converting a gas to a liquid called?

A. Evaporation
B. Condensation
C. Sublimation
D. Deposition

Which gas is commonly used for refrigeration?

A. Oxygen
B. Nitrogen
C. Carbon Dioxide
D. Chlorofluorocarbons (CFCs)

Which element is found in abundance in the Earth's atmosphere?

A. Oxygen
B. Nitrogen
C. Carbon
D. Hydrogen

What is the SI unit of electric potential difference?

A. Volt
B. Ampere
C. Ohm
D. Watt

What is the function of the nucleus in a cell?

A. Energy production
B. Storage of nutrients
C. Genetic control
D. Protein synthesis

Which subatomic particle carries a negative electric charge?

A. Proton
B. Neutron
C. Electron
D. Positron

Which of the following is an example of a polymer?

A. Glucose
B. Ethanol
C. Polyethylene
D. Oxygen