Biology MCQs

1. Hemoglobin in humans has the highest affinity for which of the following gases?
[A] Methane
[B] Carbon Monoxide
[C] Nitrous oxide
[D] Carbon dioxide

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2. Polycythaemia is a disease related to _______?
[A] Red Blood Cells
[B] White Blood Cells
[C] Blood Serum
[D] None of the above

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3. Which among the following is aromatic dried flower buds of a tree ?
[A] Black pepper
[B] Clove
[C] Cumin
[D] none of the above

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4. Among typhoid, hysteria, measles & influenza which is / are not contagious disease(s)?
[A] Hysteria only
[B] Hysteria & Measles
[C] Hysteria, Typhoid & Measles
[D] All are contagious diseases

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5. What would be the percentage of Glucose in the Urine of a healthy person?
[A] less than 1%
[B] More than 1%
[C] More than 0.1%
[D] 0%

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6. Which among the following Vitamin is added to the milk in some countries as it is lost during the process of Fat Removal (Skimming)?
[A] Vitamin A
[B] Vitamin B
[C] Vitamin C
[D] Vitamin D

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7. A tablet of which among the following Vitamins should be advised to be used after purification of water by Iodine as a disinfectant?
[A] Vitamin A
[B] Vitamin B
[C] Vitamin C
[D] Vitamin D

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8. The useful part of Zingiber officinale is ____?
[A] Roots
[B] Rhizome
[C] Leaves
[D] fruits

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9. Which of the following is the correct statement about heterotrophs?
[A] They obtain their energy from sunlight, harnessed by pigments
[B] They obtain their energy by oxidizing organic molecules
[C] They make organic molecules from CO2
[D] They obtain their energy by consuming exclusively autotrophs

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10. Which of the following does not hold true for Animal belonging to Phylum chordate?
[A] A post-anal part(tail) is present
[B] Notochord present
[C] Pharynx perforated by gill slits.
[D] Heart is dorsal(if present)

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