Homeostasis, Diffusion and Osmosis Warm Up

The group of organisms that use the process of homeostasis includes

• mammals, only

• animals, only

• plants and animals

• all living things

Tags

NGSS.HS-LS1-3

The maintenance of an organism’s internal environment is called:

• compensating
• homeostasis
• balancing
• routine

Tags

NGSS.HS-LS1-3

Homeostasis in the human body is often maintained by a: 

• neutral feedback loop 
• solar feedback loop
• positive feedback loop
• negative feedback loop

Tags

NGSS.HS-LS1-3

I placed a drop of blue ink into a test tube full of jelly. What process explains what will happen next?

• Transpiration

• Diffusion

• Osmosis

• Active Transport

Tags

NGSS.MS-PS1-2

Of the following options, which would SLOW diffusion?

• Smaller Molecules

• Larger Surface Area

• Smaller Concentration Gradient

• Higher Temperature

The dots represent the molecules of gas in four tubes at the beginning of an experiment. In which tube will more molecules move from X to Y?

• A

• B

• C

• D

Tags

NGSS.MS-PS2-2

The movement of particles is __________, resulting in the particles being spread throughout the container

• Structured

• In a straight line

• Random

• In curved, way motions

Tags

NGSS.MS-PS1-4

When does diffusion stop?

• After a day and a night

• When the particles are evenly spread out

• When there are no particles left

• When all the particles leave the system

Osmosis is the diffusion of _____ across a selectively permeable membrane.

• food
• air
• water
• oxygen

In a solution, salt is considered the _______.

• solvent
• solute
• solution