THIS IS With Host at Bellbrook Jr. High... Your

THIS

IS

With

Host at Bellbrook Jr. High...

Your

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Cells-A Cells-BRepro

Inherit-CRepro

Inherit-DECO-E ECO-F

The diagram represents a process that occurs in the cells of a plant. What process is illustrated?

A.Cell Division

B.Reproduction

C.Photosynthesis

D.Cellular Respiration

A 100

C. Photosynthesis

A 100

Which of these groups contains only animals that are vertebrates?

A.Bear, lion, whale

B.Dog, bear, octopus

C.Earthworm, crayfish, snail

D.Lobster, earthworm, goldfish

A 200

A. Bear, lion, whale

A 200

There are several differences between plant and animal cells. What is one structure of plant cells that animal cells lack?

A.Nucleus

B.Chloroplasts

C.Cell Membrane

D.DNA

A 300

B. Chloroplasts

A 300

What does the illustration show?

A.A cell membrane

B.A piece of tissue

C.An organ system

D.A unicellular organism

A 400

B. A piece of tissue

A 400

A 500

Plants can survive in a clear, closed container with water and nutrients but without animals. Animals cannot survive in a closed container without plants. Why are animals unable to survive without plants?

A. Plant and animal cells need water to survive.

B. Plants cannot move, while animals can roam around.

C. Plant cells can create their own food, but animals cannot.

D. Plants take in and give off water; animals only take in water.

C. Plant cells can create their own food, but animals cannot.

A 500

A student is creating a diagram to show how photosynthesis works. In addition to the plant’s leaves, what would be essential to include in the diagram?

A.The bark since it protects the stem.

B.The roots because they bring in water.

C.The soil since it holds the plant in the ground.

D.Bacteria since they provide nitrogen to the plant. B 100

B. The roots because they bring in water.

B 100

IN a multicellular organism, such as a spider, which of these is made up of all the others?

A.Cells

B.Tissues

C.Organs

D.Organ systems

B 200

D. Organ systems

B 200

What cellular process converts energy from sunlight into chemical energy that organisms can use?

A.Respiration, which uses oxygen

B.Digestion, which breaks down nutrients

C.Fermentation, which breaks down sugars

D.Photosynthesis, which produces a form of sugar

B 300

D. Photosynthesis, which produces a form of sugar

B 300

In what process does a cell break down sugars to obtain energy for its functions?

A.Digestion

B.Circulation

C.Respiration

D.Transportation

B 400

C. Respiration

B 400

Which of these organisms has a radial body plan?

A.Maple tree

B.Amoeba

C.Jellyfish

D.Eagle

B 500

A. Maple Tree

B 500

Pea plants have a covering on their seeds, known as a pod. A green pod is the dominant trait, and a yellow pod is a recessive trait. Which statement must be true for the parents of a plant with a yellow pod?

A. One parent had two genes for a green pod.

B. One parent had two genes for a yellow pod.

C. Both parents had at least one gene for a green pod.

D. Both parents had at least one gene for a yellow pod.

C 100

D. Both parents had at least one gene for a yellow pod.

C 100

For a certain type of cat, the gene for black fur is dominant while the gene for brown fur is recessive. Two cats with black fur produce an offspring with brown fur. Which best describes the genes of the parent cats?

A. Both parents carry one recessive gene.

B. Neither parent carries the recessive gene.

C. One parent carries two recessive genes, but the other does not.

D. One of the parents carries the recessive gene, but the other parent does not.

C 200

A. Both parents carry one recessive gene.

C 200

Where are the instruction for the inherited traits of an organism found?

A.Cell wall

B.Cell membrane

C.DNA molecules

D.Glucose molecules

C 300

C. DNA molecules

C 300

DAILY DOUBLE

C 400

DAILY DOUBLE

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What is an important advantage of asexual reproduction?

A.It creates new genetic combinations.

B.It insures there will be genetic continuity.

C.Each offspring is different from its parents.

D.It readily adapts to environmental changes.

C 400

B. It insures there will be genetic continuity.

C 400

Which is an example of an inherited trait?

A.Mrs. Smith is five feet tall.

B.Aiesha has learned about algebra.

C.Dwayne eats ice cream every night.

D.Mr. Smith is worried about his daughter’s grades.

C 500

A. Mrs. Smith is five feet tall.

C 500

Which is an example of sexual reproduction?

A.Bacteria cells divide.

B.A starfish grown a new arm.

C.An egg is fertilized by a sperm.

D.A new plant develops from a piece of an old one.

D 100

C. An egg is fertilized by a sperm.

D 100

A scientist observed bacteria cells under the microscope and carefully recorded her observations.

What process was the scientist observing?

A. Photosynthesis

B. Cellular respiration

C. Sexual reproduction

D. Asexual reproduction

D 200

D. Asexual reproduction

D 200

Which is an example of a characteristic that Carl learned from his parents?

A.Blue eyes

B.Brown hair

C.Long, thin fingers

D.Ability to paint

D 300

D. Ability to paint

D 300

Young spiders spin webs to catch insects to eat. Hoe do young spiders learn to build their webs?

A.They practice this skill each day.

B.They learn from watching other spiders.

C.The inherit this trait from their parents.

D.They build webs in response to their environment.

D 400

C. The inherit this trait from their parents.

D 400

A large population of houseflies was sprayed with an insecticide. However, a great number of houseflies were unaffected by this insecticide. What would best explain this situation?

A. A species’ traits tend to remain unchanged.

B. The houseflies were able to avoid the insecticide.

C. The environment for houseflies changed favorably.

D. Variations in traits permitted many of the houseflies to survive.

D 500

D. Variations in traits permitted many of the houseflies to

survive.

D 500

Which of the illustrations below represents an ecosystem?

E 100

E 100

Which can be described as a species population in an ecosystem?

A.All the honey bees in an orchard.

B.All the plants and animals in a pond.

C.All the nonliving conditions in an area.

D.All living things in the Earth’s atmosphere.

E 200

A. All the honey bees in an orchard.

E 200

Which evidence best demonstrates that different organisms in an ecosystem depend on each other?

A. Parasites often kill their hosts.

B. Plants are able to convert light into chemical energy.

C. Different environments support different species of organisms.

D. Animals eat plants while pants need nutrients from decomposed animals. E 300

D. Animals eat plants while pants need nutrients from

decomposed animals.

E 300

What does this diagram illustrate?

A.The extinction of a species.

B.Equilibrium in an ecosystem.

C.A succession of ecological changes.

D.The recycling of nutrients in an ecosystem.

E 400

C. A succession of ecological changes.

E 400

What is the basic source of energy for all ecosystems?

A.Solar energy, which is converted by plants.

B.Nuclear energy, which is stored in Earth’s resources.

C.Electrical energy, which comes from water vapor in the air.

D.Kinetic energy, which is produced by the motion of animals.

E 500

A. Solar energy, which is converted by plants.

E 500

Which of the following best completes the food web illustration below?

A.Trees

B.Fish

C.Rabbit

D.Hawk

F 100

C. Rabbit

F 100

Which of these four species of bear would be most in danger of becoming extinct if environmental changes made some of their food sources unavailable?

A. Polar Bear

B. Black Bear

C. Brown Bear

D. Panda Bear

F 200

D. Panda Bear

F 200

Based on its diet, how should the snowshoe hare be classified?

A. Predator

B. Producer

C. Consumer

D. Decomposer

F 300

C. Consumer

F 300

Since foxes, coyotes, and weasels hunt snowshoe hares, how should these hunting animals be classified?

A. Predators

B. Parasites

C. Producers

D. Decomposers

F 400

A. Predators

F 400

Corals get about 90 percent of their food from algae that live inside coral tissues. The algae provide carbohydrates for the corals. The corals provide shelter and nitrogen for the algae. What type of relationship does this illustrate?

A. Parasitism

B. Predation

C. Mutualism

D. Commensalism

F 500

C. Mutualism

F 500

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