review biology quiz 2

Why is reading, noting, and following all instructions and safety guidelines important before starting an experiment?

• To ensure your safety and the safety of others

• to waste time

What is the purpose of the Eat Well Plate?

• To promote a balanced and healthy diet

• To promote a balanced and healthy diet

What is a common short-term effect of nicotine on the body?

• Reduced stress levels

• Increased heart rate

What should you do if you smell a strong chemical odor in the laboratory?

• Open the windows and doors to ventilate the room

• Notify your teacher immediately

Which piece of equipment is used to measure liquids accurately in the laboratory?

• Graduated cylinder

• test tube

What are hormones?

• Proteins that provide energy to cells

• Substances secreted by glands that regulate bodily functions

What should you do if you spill a chemical on your skin in the laboratory?

• Wipe it off with a paper towel

• Rinse the affected area with water for at least 15 minutes

What is the main function of the digestive system

• To break down food into nutrients the body can use

• To control our thoughts and movements

What is the main function of the respiratory system?

• To pump blood

• To transport oxygen into the blood and remove carbon dioxide

What is the function of the nervous system?

• get to think

• To control and coordinate the body’s activities