TEAS practice test

What is 3/8 written as a decimal?

3 ÷ 8 = 0.375.

How many grams are in 2.5 kilograms?

There are 1,000 grams in a kilogram, so 2.5 × 1,000 = 2,500.

Solve for x: 4x − 6 = 18

Add 6 to both sides (4x = 24), then divide by 4.

A child weighs 20 kg. The dose is 15 mg per kg. What is the dose?

20 × 15 = 300 mg.

18 is what percent of 72?

18 ÷ 72 = 0.25, which is 25%.

One inch is 2.54 cm. How many centimetres are in 10 inches?

10 × 2.54 = 25.4.

Which organelle makes most of the cell's ATP?

Mitochondria carry out cellular respiration, which produces most ATP.

Which blood vessels carry blood away from the heart?

Arteries carry blood away from the heart; veins carry it back.

Which heart chamber pumps oxygen-rich blood to the body?

The left ventricle pumps blood into the aorta, which is why its wall is thickest.

Where is most of the nutrients from food absorbed?

The villi of the small intestine absorb most nutrients; the large intestine mainly absorbs water.

Which two organs make up the central nervous system?

Everything outside the brain and spinal cord is the peripheral nervous system.

What is the pH of a neutral solution at room temperature?

Below 7 is acidic, above 7 is basic.

A study tests how the amount of fertilizer affects plant height. What is plant height?

The dependent variable is what you measure; the fertilizer amount is the independent variable you change.

Which sentence is correct?

"Each" is singular, so it takes the singular verb "has".

Which word is spelled correctly?

One c, double s: necessary.

"The patient was lethargic after surgery." What does lethargic mean?

Lethargic means lacking energy and alertness.