5th grade Science STAAR REVIEW

What is the role of sunlight in a food web?

• Sunlight provides energy for producers, which is the starting point of the food web.

• Sunlight is absorbed by consumers to grow and reproduce.

• Sunlight helps in the decomposition of organic matter.

• Sunlight is not necessary for the functioning of a food web.

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What happens to bulbs in a series circuit if the wire is cut?

• All bulbs will go out (0 bulbs remain lit).

• Only the bulb closest to the power source goes out.

• Only the bulb farthest from the power source goes out.

• Some bulbs will remain lit while others go out.

Which organisms in a food web eat only consumers?

• Leopards

• Grasshoppers

• Deer

• Rabbits

What is the significance of the water cycle in ecosystems?

• It helps in the formation of soil nutrients.

• It is essential for providing fresh water to organisms and maintaining ecosystem balance.

• It regulates the temperature of the Earth.

• It prevents the extinction of aquatic species.

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What role do raccoons play in a food web?

• Producer

• Consumer

• Decomposer

• Herbivore

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Why does the lower part of a child in a swimming pool appear different in size?

• The light rays that travel through water and then into air are refracted.

• The child is wearing a swimsuit that alters perception.

• The water creates an optical illusion due to its color.

• The child is partially submerged, affecting visibility.

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What is an example of a primary consumer?

• A rabbit that eats plants.

• A lion that eats meat.

• A hawk that eats other animals.

• A tree that produces oxygen.

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What is sediment?

• Sediment is large boulders and rocks that are found in mountains.

• Sediment is small particles of rock, soil, and organic material that can accumulate in layers.

• Sediment is a type of liquid found in rivers and lakes.

• Sediment is a form of energy produced by the movement of water.

What is a series circuit?

• A type of electrical circuit where components are connected in a single path.

• A circuit that has multiple paths for current to flow.

• A circuit that only allows current to flow in one direction.

• A circuit that uses alternating current instead of direct current.

What is a food web?

• A food web is a system of interconnected food chains showing how energy and nutrients flow through an ecosystem.

• A food web is a type of food chain that only includes herbivores.

• A food web is a diagram that shows the physical structure of an ecosystem.

• A food web is a list of all the animals in a specific habitat.

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