Subject: Biology    / General Biology

1. Which of the following parts of the ear is most likely to be affected by flying on an airplane or diving into a swimming pool?
A. External ear
B. Middle ear
C. Inner ear
D. Auditory nerve pathways

2. Which of the following is the main idea of the passage?
A. Understanding how to care for one’s ears is essential to good health.
B. The intricate structure of the human ear is susceptible to damage.
C. Many people suffer from impaired hearing.
D. Ears can be harmed in a number of different ways.

3. Which of the following is a logical conclusion based on the passage ?
A. Human hearing is superior to that of other animals.
B. Childhood earaches can lead to severe problems later in life.
C. The pressure between the outside atmosphere and the middle ear must be exactly equalized for hearing.
D. The outer ear is the most important part in the hearing process because it translates sound waves into nerve impulses.

4. Which of the following types of text structure is used in the last four paragraphs?
A. Sequence
B. Problem- solution
C. Cause –effect
D. Argument

5. Which of the following is an example of an opinion in the passage?
A. The delicacy of the human ear makes it particularly vulnerable to harm.
B. Seemingly minor ear troubles can lead to severe problems.
C. Each part of the ear has a vital role in transforming sound.
D. The ear is a better acoustical structure than any engineer has ever designed.

6. Which of the following RNA base sequence will produce the amino acid sequence Lysine, Arginie, Cysteine?

7. Which of the following is an appropriate description of the arrangement of the cell membrane?
A. Fluid phospholipids bilayer containing embedded proteins
B. Rigid carbohydrate bilayer containing embedded phospholipids
C. Rigid layer of phospholipids with proteins on the outer surface
D. Layers of protein and carbohydrates forming a fluid structure

8. For which of the following temperature scales is 0c equal to the freezing point of water?
a. Kelvin
b. Fahrenheit
c. Celsius
d. Newton

9. Which of the following is the function of bile?
a. binding vitamins
b. storing minerals
c. emulsifying fats
d. breaking down carbohydrates

10. Which of the following is a main function of vitamins?
A. Providing structure to cell membranes
B. Supplying the brain with an energy source
C. Facilitating the action of enzymes
D. Promoting the absorption of carbohydrates

11. Which of the following chemicals is insoluble in water?

A. C6 H6 (benzence)
B. HCI (hydrochloric acid)
C. NH3 (ammonia)
D. NaHcCO3 (sodium bicarbonate)
12. Which of the following events occurs during photosynthesis?

A. Release of oxygen
B. Net increase in cellular ATP
C. Breakdown of carbohydrates
D. Production of carbon dioxide

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