Science STAAR Practice

Gradual and orderly process of change in an ecosystem until a stable community is established.

• Ecological Succession

• Biodiversity

• Adaptation

• Competition

Tags

NGSS.MS-LS2-4

Process by which organisms that are suited to a particular environment are better able to survive and reproduce than other organisms that are not.

• Ecological Succession

• Biodiversity

• Natural Selection

• Producer

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

• The book, the ball, and the car 
• The ball, the car, and the bird 
• The can, the swing, and the bird 
• The book, the ball, the can, and the swing 

Tags

NGSS.MS-PS2-2

• Procedures 1, 2, and 3 
• Procedures 4 and 5 
• Procedures 3 and 4 
• Procedures 1, 3, and 5 

Tags

NGSS.MS-PS2-2

What is the primary function of the chloroplasts in plant cells?

• To break down sugar molecules to release energy

• To store water and nutrients

• To capture light energy and convert it into chemical energy

• To control the entry and exit of substances in and out of the cell

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

What is the term for the movement of particles from an area of higher concentration to an area of lower concentration?

• Osmosis

• Diffusion

• Active transport

• Endocytosis

Which of the following is NOT a renewable resource?

• Solar energy

• Wind energy

• Coal

• Hydroelectric power

Which of the following is a chemical change?

• Dissolving salt in water

• Boiling water

• Burning wood

• Melting ice

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the term for the amount of matter in an object?

• Weight

• Density

• Mass

• Volume

What type of symbiotic relationship benefits one organism without harming the other?

• Mutualism

• Commensalism

• Parasitism

• Predation