Biology MCQs

1. Maximum number of animals species belong to which among the following groups?
[A] Mammalia
[B] Aves
[C] Pisces
[D] Arthropoda

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

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3. In which among the following parts of the Alimentary Canal, the Rennin enzyme is secreted?
[A] Stomach
[B] Mouth
[C] Pancreas
[D] Duodenum

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4. Which among the following contributes to the replenishment of soil?
[A] Bacteria
[B] Fungi
[C] Algae
[D] Earthworm

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5. Which among the following is true attribute to Polar bear?
[A] Herbivore
[B] Omnivore
[C] Carnivore
[D] Marsupial

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6. What is the correct name of premature death of cells and living tissue?
[A] Neutrophilia
[B] Necrosis
[C] Neoplasia
[D] Nephrosis

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7. The reproduction where only one parent passes genes to the offspring is known as __?
[A] Epimixis
[B] Apomixis
[C] Pseudogamy
[D] Parthenocarpy

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8. The phenomenon due to which animal sweat to reduce temperature and change electrolyte concentration is called:
[A] Homeorhesis
[B] Homeostasis
[C] Apoptosis
[D] Necrobiosis

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9. Which organ has finger like outgrowths which are called as villi ?
[A] Bladder
[B] Stomach
[C] Small Intestine
[D] Large Intestine

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10. What is caused by the deficiency of Vitamin D?
[A] Rickets
[B] Night blindness
[C] Pellagra
[D] Scurvy

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