Unit 1 Test Retake 7th Grade

What is an organ?

• Groups of similar types of cells that work together to carry out a specific task

• Groups of different tissues working together to perform a particular job

• Groups of different organs working together to complete a series of tasks

• The smallest unit of life

What is a tissue?

• Groups of similar types of cells that work together to carry out a specific task

• Groups of different tissues working together to perform a particular job

• Groups of different organs working together to complete a series of tasks

• The smallest unit of life

What is an organ system?

• Groups of similar types of cells that work together to carry out a specific task

• Groups of different tissues working together to perform a particular job

• Groups of different organs working together to complete a series of tasks

• The smallest unit of life

What is a cell?

• Groups of similar types of cells that work together to carry out a specific task

• Groups of different tissues working together to perform a particular job

• Groups of different organs working together to complete a series of tasks

• The smallest unit of life

What is an organism?

• Groups of similar types of cells that work together to carry out a specific task

• Things that have all the characteristics of life

• Groups of different organs working together to complete a series of tasks

• The smallest unit of life

What two ways are eukaryotic cells different from prokaryotic cells?

• Eukaryotic cells are more complex.

• Eukaryotic cells have a nucleus.

• DNA floats in eukaryotic cells

• Most eukaryotic cells are in single celled organisms

What is the order of levels of organization of the body from SMALLEST to Largest

• cell, organ, tissue, organ system, organism

• organism, organ system, organ, tissue, cell

• cell, organ, tissue, organ system, organism

• cell, tissue, organ, organ systems, organism

Which two organelles are only in the plant cell?

• cell wall

• chloroplast

• mitochondria

• ribosomes

Bacteria is what kind of cell?

• Eukaryotic
• Prokaryotic

What kind of cell is this?

• Eukaryotic
• Prokaryotic