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Biological Importance of Sodium and Potassium
1. How much ATP does Sodium-Potassium pump consume?
a) three fourth
b) one fourth
c) one third
d) half
Answer: one third
2. Which elements compounds are used for treating disorders?
a) nitrogen
b) lithium
c) sodium
d) potassium
Answer: lithium
3. Which of the following is not treated using higher levels of potassium?
a) cold
b) hypokalemia
c) muscle contraction
d) respiratory paralysis
Answer: cold
4. Can potassium bicarbonate be used as an antacid?
a) Yes
b) No
c) Maybe
d) May not be
Answer: Yes
5. Francium has __________ biological importance.
a) great
b) no
c) extreme
d) huge
Answer: no
6. Can cesium be ingested?
a) obviously
b) certainly
c) no
d) yes
Answer: no
7. Which of the following metal readily reacts with skin moisture to form rubidium hydroxide?
a) lithium
b) rubidium
c) sodium
d) potassium
Answer: rubidium
8. How much iron do you think a 70 kg man contains?
a) 4 gram
b) 3 gram
c) 5 gram
d) 2 gram
Answer: 5 gram
9. Which of the following metal helps to transmit nerve signals?
a) hydrogen
b) potassium
c) sodium
d) lithium
Answer: sodium
10. Sodium and potassium have the same mobility in case of penetration into cell membranes.
a) true
b) false
Answer: false