Biology MCQs

1. Which among the following fishes does not have Central Nervous System?
[A] Dog Fish
[B] Cuttle Fish
[C] Jelly Fish
[D] Star Fish

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2. What are the two categories of cell which nervous system is made up of__?
[A] Satellite cell and Boettcher cell
[B] neurons and glial cells
[C] Gastric chief cell, Parietal cell
[D] Tendon cell and Macula densa cell

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3. In which organ RBC are selectively destroyed/ recycled by macrophages?
[A] Spleen
[B] Kidney
[C] Liver
[D] Pancreas

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4. The Chlorophyll cells within the plant leaves are perfectly optimized to absorb which of the following waves of the Sun Light?
[A] Green
[B] Red & Blue
[C] Red & Yellow
[D] Yellow and Blue

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5. Which among the following enzyme plays an important role in adding the building blocks to the primer in a sequence determined by the DNA template?
[A] Helicase
[B] Primase
[C] Polymerase
[D] Diastase

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6. The primary function of Phylloclade in many plants is __?
[A] Protection from herbivores
[B] Production of food
[C] Attracting insects for pollination
[D] None of the above

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7. Which of the following is an example of Symbiotic bacteria?
[A] Rhizobium
[B] Protozoa
[C] Flat worms
[D] None of the above

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8. Cereals are a rich source of which of the following?
[A] Starch
[B] Maltose
[C] Glucose
[D] Fructose

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9. Which of the following glands control temperature in human beings? (UPSC Prelims 1987)
[A] Pituitary gland
[B] Thyroid gland
[C] Hypothalamus gland
[D] Adrenal gland

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10. Which of the following is not an element of the bone? (UPSC Prelims 1988)
[A] Calcium
[B] Phosphorus
[C] Carbon
[D] Oxygen

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