Science Revision 1st year

State of matter where the particles are fixed

• Plasma
• Solid
• Gas
• Liquid

Part of cell that contains the DNA

• cytoplasm
• mitochondria
• ribosome
• nucleus

What is the function of the mitochondria

• Stores water in the cell
• Produces energy (ATP) through cellular respiration
• Regulates cell division
• Transports oxygen in the blood

Function of the cell membrane

• Stores genetic information
• Regulates movement of substances, provides structural support, allows cell communication
• Regulates body temperature
• Produces energy for the cell

When a liquid turns into a gas

• Sublimation
• Condensation
• Melting
• Evaporation

When a solid turns into a liquid

• Sublimation
• Melting
• Condensation
• Freezing

Type of separation technique used to separate sand and water

• Distillation
• Evaporation
• Filtration
• Decantation

Type of separation technique used to separate alcohol and water

• Distillation
• Decantation
• Evaporation
• Filtration

A solvent is

• A substance that solidifies a solute
• A substance that evaporates a solute
• A substance that expands a solute
• A substance that dissolves a solute, resulting in a solution.

A solute is

• A substance dissolved in a solvent to form a solution.
• A substance that cannot be dissolved in a solvent
• A type of solvent used in chemistry experiments
• A method of separating solvents from solutions