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Question 1 of 10
1. Question
When a light wave passes through a slower medium, the refraction considering that is related to normal will:
Correct
The light will refract towards the normal.
Incorrect
The light will refract towards the normal.
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Question 2 of 10
2. Question
Electric fields are composed of two vector quantities which are magnitude and direction. Which of the following is the direction of an electric field based on scientific convention?
Correct
It will move away from the positive charge.
Incorrect
It will move away from the positive charge.
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Question 3 of 10
3. Question
Where would an enlarged image be reflected if a concave mirror is used?
Correct
Because of the concave figure of the mirror, the reflection will be from behind.
Incorrect
Because of the concave figure of the mirror, the reflection will be from behind.
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Question 4 of 10
4. Question
What happens with carbon dioxide in the blood?
Correct
Most of the carbon dioxide in the blood is transformed in the red blood cells, carried to the lungs and eventually, becomes the air we breathe out.
Incorrect
Most of the carbon dioxide in the blood is transformed in the red blood cells, carried to the lungs and eventually, becomes the air we breathe out.
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Question 5 of 10
5. Question
The byproduct of vasodilation and vasoconstriction is from
Correct
When vasodilation occurs, your blood vessels become wide, whereas in vasoconstriction, your blood vessels become narrow.
Incorrect
When vasodilation occurs, your blood vessels become wide, whereas in vasoconstriction, your blood vessels become narrow.
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Question 6 of 10
6. Question
Jamie has been diagnosed with bulbar poliomyelitis. The medulla oblongata has been severely affected. The family has been informed by that his critical condition may result to death. What functions of the medulla oblongata have lead to this prognosis?
Correct
The medulla oblongata is vital for the function of brain activity.
Incorrect
The medulla oblongata is vital for the function of brain activity.
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Question 7 of 10
7. Question
Which statement best describes why skeletal muscles are also known as voluntary muscles?
Correct
Our frontal lobe helps in governing our motor control.
Incorrect
Our frontal lobe helps in governing our motor control.
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Question 8 of 10
8. Question
Which of the following results in joining together of disaccharides?
Correct
From the Latin word “di” which means two.
Incorrect
From the Latin word “di” which means two.
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Question 9 of 10
9. Question
Select the statement that best describes how inhalation occurs.
Correct
The first activity of our body when inhaling occurs during the contraction of our diaphragm.
Incorrect
The first activity of our body when inhaling occurs during the contraction of our diaphragm.
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Question 10 of 10
10. Question
It is transformed into bicarbonate ion by the anhydrase which occurs in the red blood cells.
Correct
Carbon dioxide is the byproduct of our cells’ activity.
Incorrect
Carbon dioxide is the byproduct of our cells’ activity.