Quiz about 2024 Practice Science STAAR

Question 1

Question 1.

Accepted Answer

each puppy has a different combination of genetic material as a result of sexual reproduction

Answer

they were produced by asexual cloning

Answer

some of the puppies have genetic material from only one of the parents

Answer

all the puppies developed from the same fertilized egg

Question 2

Sodium and lithium have similar chemical properties. What characteristic of these elements explains why they are chemically similar?

Accepted Answer

Their atoms both have one valence electron.

Answer

Their atoms both have more neutrons than protons.

Answer

Their atoms have the same number of energy levels.

Answer

Their atoms contain equal numbers of protons and electrons.

Question 3

Question 3.

Accepted Answer

Location Y, because location Y has the steepest slope

Answer

Location W, because location W has the gentlest slope

Answer

Location X, because location X is near the bottom of a slope

Answer

Location Z, because location Z is the flattest slope

Question 4

Question 4.

Accepted Answer

Isoptera

Answer

Diptera

Answer

Ephemeroptera

Answer

Zoraptera

Question 5

Question 5.

Accepted Answer

Either particle X or particle Y has a positive charge. Particle Z has a negative charge.

Answer

Both particles X and Y have a positive charge. Particle Z has a negative charge.

Answer

Both particles X and Y have a negative charge. Particle Z has a positive charge.

Answer

Either particle X or particle Y has a negative charge. Particle Z has a positive charge.

Question 6

Question 6.

Accepted Answer

Action: The force of the bird on the fence post Reaction: The force of the fence post on the bird

Answer

Action: The force of the bird on the wires Reaction: The force of the wires on the fence post

Answer

Action: The force of the wires on the fence post Reaction: The force of the fence post on the bird

Answer

Action: The force of the fence post on the bird Reaction: The force of the bird on the wires

Question 7

Buffelgrass is an invasive species of grass from Africa that outcompetes native Texas grasses for space and water. Which long-term change to a Texas grassland would most likely occur due to the introduction of buffelgrass?

Accepted Answer

The population of native grasses will decrease.

Answer

The population of native grasses will increase.

Answer

Buffelgrass offspring will develop traits like those of native grasses.

Answer

Buffelgrass offspring will develop traits like those of other invasive species.

Question 8

Question 8.

Accepted Answer

White dwarf

Answer

Main sequence

Answer

Blue giant

Answer

Red giant

Question 9

Question 9.

Accepted Answer

Beryllium

Answer

Sodium

Answer

Magnesium

Answer

Potassium

Question 10

Question 10.

Accepted Answer

Day 1: cold and rainy Day 2: clear and sunny

Answer

Day 1: warm and rainy Day 2: cool with more rain

Answer

Day 1: warm and windy Day 2: cloudy and cold

Answer

Day 1: clear and cool Day 2: warm and rainy

Question 11

Oxygen and oxygen-containing compounds are involved in many different reactions. Which balanced equation represents a reaction that involves 14 atoms of oxygen?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 12

Which statement best describes the flow of energy through this pyramid?

Accepted Answer

The trophic level represented by redfish and flounder receives energy directly from the secondary consumers.

Answer

The trophic level represented by catfish and gobies receives energy directly from the producers.

Answer

The trophic level represented by shrimp and copepods receives energy directly from the tertiary consumers.

Answer

The trophic level represented by wire grass and phytoplankton receives energy directly from the primary consumers.

Question 13

A student is building a model of a solar eclipse. Solar eclipses occur only during a new moon phase. Which motion best demonstrates a solar eclipse?

Accepted Answer

The moon moves between the sun and Earth, casting a shadow of the moon on Earth.

Answer

The sun moves between the moon and Earth, casting a shadow of the sun on Earth.

Answer

Earth moves between the sun and the moon, casting a shadow of Earth on the moon.

Answer

Earth moves between the sun and the moon, casting a shadow of the moon on the sun.

Question 14

What function do both cell membranes and cell walls perform?

Accepted Answer

Allowing water to move into and out of cells

Answer

Producing energy for cellular processes

Answer

Synthesizing genetic material

Answer

Directing the reproduction of the cell

Question 15

Which of these observations is an indication that a chemical reaction has occurred?

Accepted Answer

A solid forms when two clear solutions are mixed.

Answer

Steam forms above boiling water.

Answer

A solid forms when a clear solution is frozen.

Answer

Sugar crystals form on the sides of a boiling pot of sugar water

Question 16

Question 16.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 17

Question 17.

Accepted Answer

The chemical energy in the fuel-air mixture is converted to thermal energy, which is then converted to mechanical energy.

Answer

The mechanical energy in the fuel-air mixture is converted to electrical energy, which is then converted to thermal energy.

Answer

The electrical energy in the fuel-air mixture is converted to mechanical energy, which is then converted to thermal energy.

Answer

The thermal energy in the fuel-air mixture is converted to electrical energy, which is then converted to mechanical energy.

Question 18

Question 18.

Accepted Answer

Position 2, because the Northern Hemisphere tilts toward the sun

Answer

Position 1, because the Western Hemisphere is facing the sun

Answer

Position 3, because Earth is at its closest point to the sun in its orbit

Answer

Position 4, because Earth is traveling at its fastest rate in its orbit

Question 19

Students observe an unknown species during a field study. They observe that the organism is multicellular, is autotrophic, and can reproduce both sexually and asexually. Which kingdom does this organism most likely belong to?

Accepted Answer

Plantae

Answer

Archaea

Answer

Animalia

Answer

Bacteria

Question 20

A car initially traveling at 8.0 meters per second doubles its speed while traveling in a northeast direction. Students used a table to record the initial and final conditions for speed and velocity. Which table is correct?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 21

Question 21.

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 22

Question 22.

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 23

Humans depend upon food that comes from the ocean. Some human activities negatively impact these food supplies. Which statement provides the best evidence that human activities contribute to this impact?

Accepted Answer

Humans catch marine fish at a faster rate than the fish are able to reproduce.

Answer

Human visitors to coral reef systems break corals growing on rocks.

Answer

Humans raise fish in a hatchery for commercial sale.

Answer

Humans construct artificial reefs to attract tourists.

Question 24

Question 24.

Accepted Answer

Rocket 3

Answer

Rocket 1

Answer

Rocket 2

Answer

Rocket 4

Question 25

Question 25.

Accepted Answer

Kinetic energy increases. Potential energy decreases.

Answer

Kinetic energy increases. Potential energy remains constant.

Answer

Kinetic energy remains constant. Potential energy decreases.

Answer

Kinetic energy remains constant. Potential energy increases.

Question 26

Question 26.

Accepted Answer

Divergent boundary

Answer

Convergent boundary

Answer

Subduction boundary

Answer

Transform boundary

Question 27

Question 27.

Accepted Answer

Sparrow and Eastern cottontail rabbit

Answer

Raccoon and sparrow

Answer

Raccoon and Eastern cottontail rabbit

Answer

Sparrow and seeds

Question 28

Question 28.

Accepted Answer

Element 2

Answer

Element 1

Answer

Element 3

Answer

Element 4

2024 Practice Science STAAR

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