Applied Biology Semester A Benchmark Combined

Biology is the study of

• animals only.

• all living things.

• animals and plants only.

• plants only.

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What characteristic of living organisms best describes why plants turn towards the sunlight?

• Living things grow and develop.

• Living things respond to their environment.

• Living things reproduce.

• Living things are made up of units called cells.

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The process of a caterpillar turning into a butterfly is known as _______________

• evolution.

• development.

• response to stimuli.

• reproduction.

John states that a beaker filled with water measures 500 mL. He has measured the ________.

• weight

• volume

• density

• Meniscus

Which instrument would a biologist use to examine a tiny, living creature?

• Scanning electron microscope.

• Triple beam balance.

• Light microscope.

• Tunneling electron microscope.

A chemist is testing a solution for the presence of a certain chemical. Exactly 50 milliliters of a reagent must be added to each solution sample. Which of these instruments would most accurately measure the volume of the reagent?

• a flask

• a measuring spoon

• a pipette

• a graduated cylinder

Table salt, sodium chloride, is an example of a(n)

• element.

• solution.

• compound.

• mixture.

A solution is a(an)

• combination of isotopes.

• chemical reaction.

• evenly distributed mixture of two or more substances.

• combination of two or more liquids.

Which element is essential in all organic compounds?

• Helium

• Carbon

• Hydrogen

• Argon

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Which of the following is the primary source of energy for cells?

• Fats

• Enzymes

• Carbohydrates

• DNA

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