7th Grade Biology Review

What is the name of the jelly-like substance that is inside the cell?

• cytoplasm
• ectoplasm
• cytokinesis

Which scientist was responsible for giving the cell its name?

• Robert Hooke
• Anton von Leeuwenhoek
• Rudolf Virchow

What are two organelles all cells have?

• cell wall and cell membrane
• cell membrane and nucleus
• cell membrane and cytoplasm

What cell organelle is responsible for powering the cell?

• endoplasmic reticulum
• Golgi bodies
• mitochondria

Where in the cell is DNA found?

• ribosomes
• nucleus
• nucleolus

What are two features that plant cells have that animals cells do not?

• lysosome and cell walls
• cell wall and chloroplasts
• cell membrane and nucleus

What is the main function of the cell wall?

• to protect and provide support for the cell
• builds proteins
• convert sunlight to energy

Which type of organisms are made of many different types of cells?

• unicellular
• multicellular
• cellular

Eukaryotic cells include

• bacteria.
• only animals.
• only plants.
• plants and animals.

Which organelle controls what enters and leaves the cell?

• nucleus
• cell membrane
• cell wall