Quarter 1 Test 2020

Does changing the scent of a brand of dog food affect how much the dog eats? How much the dog eats is the...

• independent variable

• dependent variable

When measuring the liquid in a graduated cylinder, you always read the measurement....

• above the graduated cylinder

• under the graduated cylinder

• at the top of the meniscus

• at the bottom of the meniscus

The amount of liquid in the graduated cylinder is...

• 90 ml

• 85 ml

• 75 ml

• 87 ml

Which of the following would be safe to do during a lab activity?

• running in the classroom

• touching hot surfaces

• following all lab rules, wear goggles, aprons, gloves

• leave a water spill on the floor

If a chemical is splashed in your eyes, you should ..

• rub your eyes with your hands

• wipe your eyes with a paper towel

• close your eyes tight until the feel better

• flush your eyes with running water

What is the function of nucleic acids such as DNA and RNA?

• movement

• stores energy

• stores genetic information

• physical structure

Which biomolecule is responsible for insulation and energy storage?

• protein

• lipid

• nucleic acid

• carbohydrate

Which biomolecule has sugars and starches, and short term energy?

• proteins

• carbohydrates

• nucleic acid

• lipids

This biomolecule this biomolecule is composed of carbon, hydrogen, oxygen, and nitrogen. It is also made up of amino acids.

• Carbohydrate

• Lipid

• Protein

• Nucleic Acid

This biomolecule is composed of carbon, hydrogen, oxygen, nitrogen, and phosphorous. It also stores and transfers genetic information.

• Carbohydrate

• Lipid

• Protein

• Nucleic Acid