Life Science: Unit 3 Cell Structure

Which organelle usually appear green?

• chloroplast

• cilia

• mitochondria

• vacuoles

Which of the following does not belong with the other three?

• nucleus

• control

• DNA

• cilia

Selective permeable membrane means allow ________ to pass through.

• concentrated molecules

• no molecules

• only certain molecules

• all molecules

Who grind his own lenses to view tiny organisms?

• Linnaaeus

• Hooke

• Leeuwenhoek

A microscope with a 10x eyepiece and 50x objective will be enlarged by

• 5000

• 50

• 500

A plant with crisp, stiff leaves has ______ turgor pressure.

• no

• low

• high

The compound microscope.......

• uses two kinds of light

• uses two sets of lenses

• heavier than other microscopes

Where can we find cell membrane?

• animal cells

• plant cells

• eukaryotic cells

• all kinds of cells

Chloroplast are found in

• animal cells

• plant cells

• all kinds of cells

Osmosis involves _________ in a selectively permeable membrane.

• water

• any liquid

• active transport