1. If
the hydrogen ion concentration of a solution is 1 x 10-5. What is
the pH of the solution?
A. 1
B. 10
C. 5
D. 2
2. If
the hydrogen ion concentration of a solution is 1 x 10-3. What can
you say about the solution?
A. It is a weak acid
B. It is a strong acid
C. It is a weak base
D. It is a strong base
3. A
student placed a blue ink drop in a jar of water. After some time, the whole
water turned blue.
Which
of the following processes occurred?
A. Osmosis
B.
Simple Diffusion
C. Active Diffusion
D. Facilitated diffusion
4. Water
enters the roots of plants by which of the following process?
A.
Osmosis
B. Simple Diffusion
C. Active Diffusion
D. Facilitated diffusion
5. Oxygen
from the atmosphere enters the blood from the lung by ____________________ .
A. Osmosis
B. Simple
Diffusion
C. Active Diffusion
D. Facilitated diffusion
6. During the formation of sodium chloride (NaCl), sodium loses one
electron from its outermost shell (valence shell) to chlorine. Which type of bond is formed between these
two atoms?
A. Metallic bond
B. Ionic bond
C. Covalent
bond
D. hydrogen bond
7.
When a red blood cell (RBC) is placed in a hypertonic solution, it will
____________________
A. Increase in size
B. Shrink
C. Rupture
D. Remain the same
8. How would cream
crackers taste if it is chewed slowly?
A. Sweet
B. Bitter
C. Sour
D. Tasteless
9. What will be the
end-product of sucrose digestion?
A. glucose
B. glucose and galactose
C. galactose and fructose
D. glucose and fructose
10. Which of the
following will turn blue-black when tested with Lugol's solution?
A. protein
B. starch
C. glucose
D. fructose
