7th grade science review part 1

What is diffusion?

• when molecules move from a low concentration to a high concentration 
• when molecules move from a high concentration to a low concentration.
• no movement 
• molecules move everywhere

Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

_______ regulates what enters and leaves a cell.  

• Cell Membrane
• Nucleus
• Mitochondria
• Cytoplasm

An animal cell placed in a hypertonic (salty) solution will

• Shrink
• Swell
• Stay the same

Cellular Respiration occurs within me and I am in BOTH plant and animal cells. I am a....

• Nucleus

• Golgi Body

• Cytoskeleton

• Mitochondria

I like to be thought of as the "storage bubble" for both plant and animal cells. I am a...

• Cell Membrane

• Cytoskeleton

• Vacuole

• Endoplasmic Reticulum

I am the "brain" of the cell or the "control center" for everything happening within the cell. I am a...

• Golgi Body/Apparatus

• Nucleus

• Ribosome

• Lysosome

Photosynthesis takes place within me. I am a...

• Mitochondria

• Cell Wall

• Chlorine

• Chloroplast

I am often referred to as the "packaging system" within a cell. I "package" proteins and ship them to the Golgi Body. I am a...

• Cytoplasm

• Endoplasmic Reticulum

• Baconidis

• Golgi Body

I am the "waste removal expert" within a cell, removing unwanted material. Like a garbage man, I am a...

• Waste Management

• Nucleus

• Ribosome

• Lysosomes