General Science - Biology MCQs

These questions are part of GKToday’s 35000+ MCQs Bank Course in GKToday Android App

1. Daltonism is the name referred to which of the following disorders as this name was kept in honour of John Dalton , the father of atomic theory?

[A] Deafness
[B] Color Blindness
[C] Night Blindness
[D] Astigmatism

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2. Which part of the Central Nervous System controls “reflex Actions” ?

[A] Mesencephalon
[B] Rhombencephalon
[C] Medulla oblongata
[D] Spinal Chord

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3. The most common use of ‘silicone hydrogels’ is making of which among the following?

[A] Surgery Equipments
[B] Contact Lenses
[C] Breast Transplants
[D] Capsules of medicines

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4. A chloroplast without cell wall is ________ ?

[A] aleuroplast
[B] amyloplast
[C] protoplast
[D] photoplast

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5. Cobalt is a component of which of the following Vitamins?

[A] Vitamin A
[B] Vitamin D
[C] Vitamin E
[D] Vitamin B12

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6. Apart from the temporal bone, which among the following is considered as strongest bone in human body?

[A] Humerus
[B] Fibula
[C] Femur
[D] Tibia

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7. Which of the following part of the body stores Vitamin A, Vitamin D as well as Vitamin B12?

[A] Brain
[B] Liver
[C] Pancreas
[D] Red Blood Cells

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8. In which of the following insects, a pigment called luciferin is found?

[A] Housefly
[B] Firefly
[C] Sandfly
[D] Fruitfly

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9. Leslie Orgel was known for discovering which of the following?

[A] life was based on RNA
[B] life was based on protien
[C] life was based on DNA
[D] None of these

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10. Which of the following organelles is absent in animal cells and present in plant cells?

[A] Cytoplasm
[B] Cell wall
[C] Vacuoles
[D] Mitochondria

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