7th Grade Midterm Review

What is the basic unit of life?

• Atom

• Cell

• Molecule

• Tissue

Which of the following is NOT a characteristic of all living organisms?

• Reproduction

• Movement

• Growth

• Cellular organization

What is the process by which plants make their food using sunlight?

• Respiration

• Digestion

• Photosynthesis

• Fermentation

Which organ system is responsible for transporting nutrients, oxygen, and wastes throughout the body?

• Digestive system

• Circulatory system

• Respiratory system

• Nervous system

What type of cells have a nucleus?

• Prokaryotic cells

• Eukaryotic cells

• Both A and B

• Neither A nor B

Which of the following is a function of the skeletal system?

• Producing movement

• Transporting oxygen

• Supporting the body

• Absorbing nutrients

How do plants primarily obtain carbon dioxide?

• From the soil

• Through their roots

• From the air through their leaves

• By consuming other organisms

What is homeostasis?

• The process of cell division

• The maintenance of a stable internal environment

• The breakdown of food into energy

• The production of offspring

Which part of the human brain is responsible for regulating heart rate and breathing?

• Cerebrum

• Cerebellum

• Brainstem

• Hypothalamus

What is the role of chlorophyll in photosynthesis?

• It absorbs water

• It captures sunlight

• It releases oxygen

• It transports nutrients