NC Check In

Which example best shows structures that make up the digestive system in the human body?

• heart, blood, vessels

• nose, trachea, lungs

• brain, spinal cord, nerves

• esophagus, stomach, intestines

Which of the following best describes the process of photosynthesis?

• Conversion of light energy into chemical energy

• Breakdown of glucose into energy

• Exchange of gases in the lungs

• Absorption of nutrients in the intestines

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the primary function of the mitochondria in cells?

• Protein synthesis

• Energy production

• Photosynthesis

• Cell division

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Which of the following is a chemical change?

• Melting of ice

• Boiling of water

• Rusting of iron

• Breaking of glass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the main purpose of the scientific method?

• To prove a hypothesis

• To collect data

• To systematically investigate phenomena

• To publish research findings

Tags

NGSS.MS-PS2-2

Which of the following best explains why the sky appears blue?

• Reflection of the ocean

• Scattering of sunlight by the atmosphere

• Absorption of blue light by the atmosphere

• Emission of blue light by the sun

What is the role of chlorophyll in plants?

• Absorb water

• Absorb sunlight

• Transport nutrients

• Protect from pests

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following is an example of a renewable energy source?

• Coal

• Natural gas

• Solar energy

• Nuclear energy

What is the chemical formula for table salt?

Which organ system is responsible for transporting nutrients and oxygen to cells?

• Digestive system

• Respiratory system

• Circulatory system

• Nervous system