Grade 9 -2.1- cell discovery and theory & microscopes

What is the basic structural and functional unit of all living things? 

• atom
• cell
• molecule
• human

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

when was the first basic microscope created.

• 1838
• 1600
• 1940
• 1665

if two lenses in a microscope magnify 30x what is the total magnification?

• 9
• 900
• 19
• 90

who created the first microscope?

• Anton van leeuwenh
• Robert hooke
• theodor schwann
• rudolf virchow

Who proposed that all plants are made of cells?

• Hooke

• Leeuwenhoek

• Schliden

• Schwann

Who was the first person to view living cells using a simple microscope?

• Virchow

• Leeuwenhoek

• Hooke

• Schwann

Who proposed that all animals are made of cells?

• Virchow

• Leeuwenhoek

• Schwann

• Schliden

Tags

NGSS.MS-LS1-1

Who proposed that all cells come from pre-existing cells after viewing cell division using a microscope?

• Virchow

• Leeuwenhoek

• Hooke

• Schwann

Which of the following are statements of the cell theory? (choose all that apply)

• All living things are made of cells.

• All living things have DNA inside a nucleus.

• Cells are the basic unit of life.

• Cells come from other living cells.

• All living things require energy.

Tags

NGSS.MS-LS1-1

Have a nucleus

• Prokaryotic

• Eukaryotic

• Both