Exploring Life: Cells and Systems

Which of the following processes is essential for cells to maintain homeostasis?

• Photosynthesis

• Extracting energy from food

• Evaporation

• Condensation

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

• Digestive system

• Circulatory system

• Nervous system

• Excretory system

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How does the sun's energy influence global patterns of atmospheric movement?

• By causing the Earth to rotate

• By creating temperature differences between air, water, and land

• By changing the Earth's gravitational pull

• By increasing the Earth's magnetic field

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What is the primary role of the respiratory system in maintaining homeostasis?

• To break down food

• To exchange gases with the environment

• To circulate blood

• To produce energy

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Which of the following best describes cellular homeostasis?

• Cells maintaining a constant temperature

• Cells undergoing mitosis

• Cells maintaining a stable internal environment

• Cells producing glucose

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Which of the following is the correct sequence of levels of biological organization?

• Organ systems, organs, tissues, cells, molecules, atoms

• Atoms, molecules, cells, tissues, organs, organ systems

• Molecules, atoms, cells, organs, tissues, organ systems

• Cells, tissues, organs, organ systems, molecules, atoms

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Which system of the human body is responsible for defending against disease?

• Musculoskeletal system

• Immune system

• Digestive system

• Nervous system

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What causes land and sea breezes?

• The rotation of the Earth

• Temperature differences between land and water

• The gravitational pull of the moon

• The Earth's magnetic field

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

• Circulating blood

• Breaking down food into nutrients

• Exchanging gases

• Producing hormones

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Which of the following processes do cells use to get rid of waste?

• Photosynthesis

• Excretion

• Respiration

• Digestion

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