Free NEX Mock Exam – Practice Online Confidently

Reading Comprehension

Passage:

Hand hygiene is one of the most effective ways to prevent the spread of infection. Washing hands with soap

and water removes many harmful microorganisms. When soap and water are not available, alcohol-based

hand sanitizers can reduce the number of germs, though they are not effective against all pathogens.

Which statement is best supported by the passage?

Which neuron carries the impulse from a receptor to the central nervous system? 

The table below shows the average daily requirements of essential amino acids in the diet at various stages of human life.

Which of these amino acids is required in the greatest amount in the diet of toddlers? 

Reading Comprehension

Passage:

Exercise increases heart rate and improves circulation. Over time, regular physical activity strengthens the

heart muscle and increases endurance.

Which effect of exercise is described in the passage?

According to the Centers for Disease Control and Prevention (CDC), approximately 7% of children and

adolescents ages 6 to 19 in the United States have a high total cholesterol. If 120,000 children and adolescents

in that age range were sampled, approximately how many of them would have a normal total cholesterol?