Zoology MCQs and Notes

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📊 Zoology
Q. Osteocytes are minute chambers arranged in concentric
  • (A) canals
  • (B) rings
  • (C) tubules
  • (D) wells
💬 Discuss
✅ Correct Answer: (B) rings
📊 Zoology
Q. Prokaryotes lack membrane-bound
  • (A) cell
  • (B) tissue
  • (C) organelles
  • (D) membrane
💬 Discuss
✅ Correct Answer: (C) organelles
📊 Zoology
Q. Fight or flight response in emergency is also controlled by
  • (A) epinephrine only
  • (B) norepinephrine only
  • (C) adrenaline
  • (D) epinephrine and norepinephrine
💬 Discuss
✅ Correct Answer: (D) epinephrine and norepinephrine
📊 Zoology
Q. Secondary functions of exoskeleton are
  • (A) sensation
  • (B) secretion
  • (C) support and protect
  • (D) vision and sight
💬 Discuss
✅ Correct Answer: (C) support and protect
📊 Zoology
Q. Galactose and glucose combine to form
  • (A) lactose
  • (B) maltose
  • (C) cellulose
  • (D) fructose
💬 Discuss
✅ Correct Answer: (A) lactose
📊 Zoology
Q. Bats and shrews can determine depth and distance by
  • (A) sonar only
  • (B) biosensor only
  • (C) olfaction
  • (D) sonar and biosensor
💬 Discuss
✅ Correct Answer: (D) sonar and biosensor
📊 Zoology
Q. In Amphibians, some poison glands are secreted in
  • (A) dermis
  • (B) hypodermis
  • (C) ectoderm
  • (D) endoderm
💬 Discuss
✅ Correct Answer: (A) dermis
📊 Zoology
Q. G phase during cell division is often referred to as
  • (A) gap phase
  • (B) growth phase
  • (C) genome phase
  • (D) gene phase
💬 Discuss
✅ Correct Answer: (B) growth phase
📊 Zoology
Q. Identify the branch of science that explores the chemical processes within and related to living organisms
  • (A) Biochemistry
  • (B) Biotechnology
  • (C) Bioavailability
  • (D) Biophysics
💬 Discuss
✅ Correct Answer: (A) Biochemistry

Explanation: Biochemistry is the branch of science that explores the chemical processes within and related to living organisms. It is a laboratory based science that brings together biology and chemistry. By using chemical knowledge and techniques, biochemists can understand and solve biological problems.

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