Honors Bio Chapter 5 Test

Which part of the cytoskeleton is the thinnest part?

• microfilament
• microtubule
• cilia
• intermediate filament

Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

Which is true about active transport?

• It requires energy
• it does not require energy
• It moves substances down the concentration gradient
• it moves material from high to low concentration

The cell below is in a _________ solution.

• Hypotonic
• Hypertonic
• Isotonic

Tags

NGSS.HS-LS1-3

This cellular structure helps organisms maintain homeostasis by controlling what substances may enter or leave cells.

• vacuole
• nucleus
• cell membrane
• cell wall

Tags

NGSS.HS-LS1-3

The cell below is in a _____________ solution.

• Hypertonic
• Hypotonic
• Isotonic

This picture represents which type of cellular transport?

• passive transport
• endocytosis
• exocytosis
• osmosis

Tags

NGSS.MS-LS1-2

What does it mean that a cell membrane is semi-permeable?

• It allows all substances in
• It allows some substances in
• It allows nothing in

_______ regulates what enters and leaves a cell.  

• Cell Membrane
• Nucleus
• Mitochondria
• Cytoplasm

Tags

NGSS.MS-LS1-2

In the given scenario what will happen?  An egg is placed in pure water for 48 hours.

• The egg will gain water and swell.
• Water will move in and out of the cell equally, and the cell with neither shrink nor swell.
• The egg will lose water and shrink.

Tags

NGSS.HS-LS1-3