Life Functions and Homeostasis Test

What is the smallest unit of structure and function found in all known living things?

• Atom

• Organ

• Cell

• Molecule

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which characteristic of life is demonstrated when a living thing makes a new organism of the same kind (has babies)?

• A. Growth

• B. Respiration

• C. Reproduction

• D. Transport

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NGSS.MS-LS3-2

The total of all chemical activities in an organism, like breaking down food for energy and building body materials, is called:

• Excretion

• Photosynthesis

• Metabolism

• Regulation

Tags

NGSS.MS-LS1-7

When a living organism increases in size or changes over its lifetime, like a small plant becoming a tree, it is demonstrating:

• Response to stimuli

• Homeostasis

• Growth and development

• Nutrition

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NGSS.MS-LS1-5

The process of a dog panting on a hot day or a plant bending toward sunlight are both examples of living things trying to:

• Grow bigger.

• Excrete waste.

• Respond to the environment.

• Reproduce.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which life function involves releasing the energy stored in food so the organism can use it?

• Respiration

• Nutrition

• Synthesis

• Circulation

The life function of excretion is best described as:

• Taking in nutrients and oxygen.

• Moving from one place to another.

• Getting rid of metabolic wastes and excess substances.

• Making new, complex materials from smaller ones.

Which life function involves an organism taking small, simple molecules and putting them together to create large, complex molecules (like making proteins)?

• Ingestion

• Synthesis

• Digestion

• Adaptation

Tags

NGSS.MS-LS1-7

What is the life function that moves necessary materials, like water and oxygen, to all parts of the organism?

• Transport

• Regulation

• Irritability

• Egestion

An organism finding and taking in food is an example of which life function?

• Respiration

• Nutrition

• Regulation

• Locomotion

Tags

NGSS.MS-LS2-3