1 |
Mercury poisoning cause: |
- A. neurological damage
- B. high blood pressure
- C. kidney damage
- D. gastro
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2 |
The density of water is ................. at 4<sup> o</sup>C |
- A. 1 gcm<sup>-1</sup>
- B. 2 gcm<sup>-1</sup>
- C. 3 gcm<sup>-1</sup>
- D. 4 gcm<sup>-1</sup>
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3 |
Vibrious cholera causes. |
- A. Choleera
- B. Dysentery
- C. Fluorsis
- D. Hepatitis
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4 |
The percentage of water in human body is about: |
- A. 60%
- B. 50%
- C. 70%
- D. 80%
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5 |
Vibrious cholera bacteria causes the disease |
- A. Cholera
- B. Diarrhea
- C. Jaundice
- D. Hepatitis
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6 |
Hook warm larvae enter the body through. |
- A. Food
- B. Water
- C. Skin
- D. All of them
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7 |
The water which produces good lather with soap is called: |
- A. soft water
- B. hard water
- C. heavy water
- D. typical water
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8 |
A disease is caused by excess of bile pigments in the blood is. |
- A. Typhoid
- B. Jaundice
- C. Cholera
- D. Dysentery
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9 |
Rapid growth of algae in water bodies is because of detergent having. |
- A. Carbonate salts.
- B. Sulphonic acid salts.
- C. Sulphate salts.
- D. Phosphate salts.
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10 |
Which disease cause when humans use water of industrial effuents. |
- A. Cancer
- B. Asthma
- C. Jaundica
- D. Cholera
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