Unit 1 Science Review

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

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

Organelle in the cells of plants and some other organisms that captures energy from sunlight and changes it to an energy form that cells can use in making food

• Cell Wall

• Chloroplast

Sac-like organelle that stores water, food, and other materials.

• Cell Wall

• Nucleus

• Ribosome

• Vacuole

Large oval structure that acts as the control center of the cell, directing all of the cells’ activities

• Vacuole

• Ribosome

• Golgi Apparatus

• Nucleus

What is cytoplasm?

• A liquid stored inside vacuoles

• A protective layer around all cells

• An organelle where photosynthesis happens

• A gel like liquid made up primarily of water that holds all organelles in place

The mitochondria are the main site of...

• Photosynthesis

• ATP (energy) production

• Making of proteins

• The storage of protiens

Lysosomes break down waste, worn out ______________, and cellular material when cells die.

• Cells

• DNA

• Essential minerals

• Cell parts

Contains instructions for all the organism needs to develop, live, and reproduce.

The movement of substances across a cell membrane without the use of energy by the cell

• passive transport

• active transport

• osmosis

• cellular respiration