Free Printable Science STAAR Review! 23-24

1.

A student makes a sundial. The student takes a picture of the sundial at 3:30 P.M. Based on the student's sundial, which letter is closest to the position of the sun when the picture was taken?

a)

W

b)

X

c)

Y

d)

Z

2.

Which sentence describe a white-tailed deer with both living and non-living parts of its ecosystem?

a)

The white-tailed deer hides behind a rock and uses the heat from the sun to stay warm.

b)

The white-tailed deer protects its fawn from predators, and shows the fawn how to find food.

c)

The white-tailed deer rubs its antlers on a tree and eats leaves from the tree

d)

The white-tailed deer eats grass from a field and drinks water from a pond

3.

A teacher uses an aquarium to make a habitat for a frog. A list of student observations of the frog is shown. Which student observation shows the frog interacting with non-living elements in its environment?

a)

1 and 4

b)

2 and 5

c)

3 and 6

d)

6 and 1

4.

Students create a drawing of organisms in a garden. In their drawing, a bird eats a caterpillar. Another Caterpillar is eating the leaves on a parsley plant. Mushrooms grow in the shadow of the parsley. What is the role of the BIRD in this food web?

a)

Producer

b)

Consumer

c)

Decomposer

5.

Students create a drawing of organisms in a garden. In their drawing, a bird eats a caterpillar. Another Caterpillar is eating the leaves on a parsley plant. Mushrooms grow in the shadow of the parsley. What is the role of the MUSHROOM in this food web?

a)

Producer

b)

Consumer

c)

Decomposer

6.

Students create a drawing of organisms in a garden. In their drawing, a bird eats a caterpillar. Another Caterpillar is eating the leaves on a parsley plant. Mushrooms grow in the shadow of the parsley. What is the role of the CATERPILLAR in this food web?

a)

Producer

b)

Consumer

c)

Decomposer

7.

Students create a drawing of organisms in a garden. In their drawing, a bird eats a caterpillar. Another Caterpillar is eating the leaves on a parsley plant. Mushrooms grow in the shadow of the parsley. What is the role of the PARSLEY in this food web?

a)

Producer

b)

Consumer

c)

Decomposer

8.

A desert food web is shown. How many carnivores are represented in the desert food web?

a)

2

b)

3

c)

4

d)

5

9.

Axis deer are an invasive species of deer found in Texas. There are about 125,000 axis deer in Texas. Axis deer eat grasses, flowering plants, and shrubs. The diet and habitat of axis deer are often the same as other animals native to Texas. Based on this information, how do axis deer most likely affect Texas ecosystems?

a)

They cause populations of native plants to increase

b)

They overgraze the land, which causes soil erosion to increase

c)

They cause the predators of native animals to move to new locations.

d)

They increase the availability of food, which causes an increase in herbivore populations.

10.

Researchers found seashell fossils, including those from mollusks, and coral in a rock formation, high in the Rocky Mountains. Which statement best explains why seashell fossils can be found on some mountains?

a)

The rocks formed under water

b)

Rivers carried the rocks up the mountains

c)

The area was a sand dune that hardened as it was covered by water.

d)

The mountains split to form canyons that contained organisms with shells.

11.

The table show characteristics of two different types of birds that live in similar forest environments. Which statement explains an advantage of a bone in the macaw's tongue that the hornbill does NOT need?

a)

It helps macaw's catch and chew small mammals and crustaceans

b)

It helps macaw's break open and eat tropical fruits and nuts

c)

It helps macaws make large holes in trees to reach insects to eat.

d)

It helps macaw's swallow whole prey

12.

The tallest trees in a rain forest are removed for lumber. This increases the amount of light on the forest floor. The table shows information about fungi and ferns that grow on the forest floor. Which statement explains why one organism is better adapted to the removal of the tall trees?

a)

The fungi are better adapted because they have spores that grow better in the dark

b)

The ferns are better adapted because they have better root systems

c)

The fungi are better adapted because they can get energy from decaying trees

d)

The ferns are better adapted because they get energy from the sun.

13.

A student makes a list to describe a friend. Which of the listed characteristics is a learned behavior?

a)

Brown eyes

b)

Draws well

c)

Has freckles

d)

Blonde hair

14.

A student pushes a ball along a hallway. A diagram shows the position of the ball every second for five seconds after it starts rolling. At one of the positions shown, an extra force is applied to the ball as it moves. Which diagram BEST represents the direction of the extra force and the position where the extra force was applied to the ball?

a)

b)

c)

d)

15.

The diagram shows a light ray that is traveling toward a mirror that is tilted upward. Which drawing best shows how the light ray travels after it reaches the surface of the mirror?

a)

b)

c)

d)

16.

The weather map can be used to predict the weather. Which city is most likely to experience clouds and storms in the next few days?

a)

Atlanta

b)

Memphis

c)

Dallas

d)

Denver

17.

To study the water cycle, students add ice cubes to a glass of water. Ten minutes later they observe the glass. On the outside of the glass, the students see drops of water.

a)

Water vapor has become liquid water

b)

Solid water has become liquid water

c)

Liquid water has become water vapor

d)

Solid water has become liquid vapor

18.

Which statement best describes what happens as water changes from one state to another?

a)

As water is cooled, it freezes and changes from a solid a liquid

b)

As water is cooled, it condenses and changes from a gas to a liquid

c)

As water is heated, it evaporates and changes from a liquid to a solid

d)

As water is heated, it melts and changes from a gas to a solid

19.

Students use a circuit to investigate the properties of six objects. The buzzer makes a sound if an object completes the circuit. The circuit and observations are shown. Which objects are electrical insulators?

a)

Eraser, toothpick, cotton ball

b)

Eraser, paperclip, safety pin

c)

Toothpick, paper clip, safety pin

d)

Paper clip, safety pin, aluminum foil

20.