Cells and Body Systems

What is osmosis?

• Diffusion of gas through a membrane

• Diffusion of water through a membrane

• Distortion of gas through a membrane

• Distortion of water through a membrane

The main purpose of the ____________ system is to break food particles into pieces that can be used.

• circulatory
• respiratory
• digestive
• skeletal

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Which of these organelles would NOT be a part of an animal cell?

• nucleus

• chloroplast

• cell membrane

• mitochondria

Which organelle controls the cell?

• mitochondria

• membrane

• nucleus

• chloroplast

In the nervous system, touch messages go from sensory nerves to ______________ and then the brain.

• motor nerves

• brain

• eyes

• spinal cord

This organ includes the cerebellum, medulla, and cerebrum.

• stomach

• spinal cord

• brain

• cell

These take information directly to the brain or to the spinal cord.

• sensory nerves

• motor nerves

• blood cells

• skin cells

What is responsible for delivering oxygen and removing carbon dioxide from the body?

• cell nucleus
• excretory system
• nervous tissue
• respiratory system

___________ are the building blocks of life.

• cells
• legos
• blocks
• blood

Tags

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NGSS.MS-LS1-2

The circulatory system uses _________ to deliver oxygen to the rest of the body.

• blood cells
• lungs and nose
• blood vessels
• brain and spinal cord

Tags

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