MCAS Practice

When sugar crystals dissolve in water, which of the following is formed?

Which group includes structures that are all parts of the digestive system?

Which is the primary advantage of sexual reproduction compared to asexual reproduction?

A change in the environment is called a

A group of cells acting together makes up

Pumice is an igneous rock. Where is it most likely formed?

The Sun at which positions would produces neap tides?

What is the best material to use when making a drill bit?

Which is the largest?

Which of the following substances can be separated into several elements?

Which of the following is a characteristic that Earth and the moon share?

The function of the circulatory system is to

Life in the desert is diffcult because there is very little

If a kite is to fly, the weight of the kite must be opposed by which of the following?

Which organism makes its own food?

Which group lists three parts of the skeletal system?

There is an earthworm, mold, and a daisy. What do they have in common?

Maya adds 100 mL of boiling water to 100 mL of ice. Once in freezer, what temp will it freeze?

Which of the following is needed for photosynthesis to occur?

What is the smallest unit of an element that still has the properties of that element?

Which of the following happens in all chemical changes?

A school building has a set of stairs out front and a ramp. The ramp was most likely built as

The escalator is 20 m long and moves at a speed of 0.5m/s. How long will it take to travel 20 m?

The arrows in a food web tell

All of the organisms that live in a pond make up

Scientists can use fossils in rocks to

Deposition is the process by which rocks and sediments on earth's surface

When water freezes in cracks in a rock, the water expands, breaking the rock apart. This is

The sun's vertical rays strike the equator on

Trenches are formed due to

The terms neurons, glands, and hormones are most closely associated with which system?

The waters around the equator are warmer than at the poles. Why is there a difference?

In a communication system, what is the function of a radio station tower?

The ocean floor is best described as

The basic building blocks of all living things are

Producers use sunlight to convert carbon dioxide and water into which of the following?

What percentage of the beans will be yellow?

The formula for density is

The diagram shows the Earth, Moon, and Sun. What will a viewer on Earth see?

The daily change from daylight to darkness is caused by the

A decrease in the number of small birds would likely result in an increase in the number of

Egg and sperm cells are formed by a process called

Which of the following organism in an ecosystem breaks down dead plant material?

Which of the following is an example of a physical change?

Sulfur S, oxygen O₂, water H₂O, and sodium chloride NaCl, are all examples of

A student touches a hot object and quickly pulls his hand away. This is an example of

The organisms that return nutrients to the soil are the

Cold dense air pushes under warm less dense air. What will likely form?

Rocks that form layers of small particles are called

Earth makes one revolution around the sun to complete one

In a food pyramid, what is the percentage of energy that goes to the next level?

Major mountain ranges are formed when crustal plates

Which organism is the producer in this food chain?

Which of the following is the basic unit of all living things?

Which of the following best describes the function of decomposers in the environment?

Which of the following best describes the chromosomes in a normal human skin cell?

Yeast is a unicellular organism. How does it reproduce?

What causes the tectonic plates to move?

In which environment would you most likely find an animal with thick fur?

Of the frog, grass, grasshopper and raccoon, the frog is a

A tissue designed to carry messages throughout the body is most likely to be

If an object has a density greater than 1g/cm3, then when placed in water it will

Which of the following keeps the planets in orbit around the sun?

Which is the dominate gene?

The release of the energy stored in food is called