WorksheetsUnit 1 Quiz 2 Practice
Total questions: 15
Worksheet time: 8mins
Which statements best describe the cell? (Choose all that apply.)
eukaryotic animal cell
has a nucleus
has a cell wall
has membrane bound organelles
Identify the organelle labeled at C.
mitchondria
nucleus
cell wall
cell membrane
Identify the organelle labeled at B.
mitchondria
nucleus
cell wall
cell membrane
Which of the following choices describe the cell? (Choose all that apply.)
has a nucleus
small and simple
prokaryotic cell
does not have a nucleus or membrane bound organelles
Identify the substance at label B.
nucleus
DNA in the nucleoid region
cytoplasm
cell wall
Which organelles do each cell have in common?
cytoplasm, nucleus, and plasma membrane
plasma membrane, cell wall and proteins
ribosomes, mitochondria and cell wall
ribosomes, plasma membrane and cytoplasm
Which structure synthesizes proteins?
1
2
3
4
Which structure controls what enters and exits the cell such as oxygen and nutrients?
1
2
3
4
Which structure provides the energy needed for cell activities?
1
2
3
4
Which structure sorts and packages proteins?
1
2
3
4
Where is the genetic information (DNA) in a eukaryotic cell?
cytoplasm
nucleus
mitochondria
chloroplast
Where is the genetic information (DNA) in a prokaryotic cell?
cytoplasm
nucleus
mitochondria
chloroplast
Define Homeostasis.
balancing fluids in the body
allowing brain waves to fluctuate during an EMP
maintaining a constant internal environment
Samantha's resting heart rate is 60 beats per minute. She completes a two mile run. After exercising her heart rate is at 160 beats per minute. Which series of numbers would show her heart rate going back to homeostasis?
170, 180, 200, 220
160, 140, 180, 170
140, 110, 90, 75
60, 140, 110, 130
A negative feedback loop is...
an attempt for the body to reverse a change in the body's condition
an attempt for the body to increase the change in the body's condition
