VA Biology SOL

What is the function of the nucleus in a cell?

• It stores the cell's DNA and coordinates the cell's activities.

• It helps in the digestion of proteins.

• It produces energy for the cell.

• It assists in the movement of the cell.

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NGSS.MS-LS1-2

How do scientists use the scientific method to investigate a hypothesis?

• By guessing the results

• By conducting experiments and collecting data

• By asking friends for their opinions

• By reading books

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DOK Level 2: Skill/Concept

What is the primary function of DNA in cells?

• Energy production

• Protein synthesis

• Genetic information storage

• Waste removal

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DOK Level 1: Recall

Oysters are important to the ecology of the bay because they (more than one is correct - choose all that apply!)

• filter and clean over 50 gallons of water per day

• are an important food source for many animals and people

• are eaten by the alligators in Canada

• make the Chesapeake Bay dirty

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NGSS.MS-LS2-1

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Bay grasses are important to the ecology of the Chesapeake Bay because they (more than one is correct - choose all that apply!

• Produce nitrogen for fish to breath

• Make a great home for the alligators in Canada

• Help filter and clean the water by trapping leaves, sticks, and other debris

• Produce a lot of oxygen for fish when they do photosynthesis

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NGSS.MS-LS1-6

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Abiotic factors in the Chesapeake Bay are (more than one is correct - choose all that apply!)

• Living or once living (dead)

• Never living and never will be

• Air, water, rocks, metal, dirt

• Animals, plants, fungi, and bacteria

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NGSS.MS-ESS2-4

NGSS.MS-LS2-3

Turbidity is a measure of

• the amount of salt in water

• the amount of dirt in water

• the amount of oxygen in water

• the amount of nitrogen & phosphorus in water

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NGSS.MS-LS2-3

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Algae is (more than one is correct - choose all that apply!)

• commonly called pond scum

• microscopic phytoplankton

• a tiny plant that multiplies rapidly if there is fertilizer in the water

• a little animal with claws and teeth

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NGSS.MS-LS1-1

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A keystone species is the one (or two) species that an ecosystem depends on; without them, the entire ecosystem will collapse and die. What are the 2 keystone species in the Chesapeake Bay? (choose two)

• whales

• striped bass

• oysters

• bay grasses

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NGSS.MS-LS2-4

What is the primary role of chlorophyll in photosynthesis?

• A) Absorbing light energy

• B) Transporting water

• C) Releasing oxygen

• D) Storing glucose

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NGSS.MS-LS1-6