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MCQs

Total Questions : 51 | Page 1 of 6 pages
Question 1. A terrestrial animal must be able to ________
  1.    Excrete large amount of water
  2.    Actively pump salts through skin
  3.    Excrete large amount of salts in urine
  4.    Conserve water
 Discuss Question
Answer: Option D. -> Conserve water
Answer: (d).Conserve water
Question 2. Uricotelism is found in ____________
  1.    Birds reptiles and insects
  2.    Frogs and toads
  3.    Mammals and birds
  4.    Fishes and fresh water protozoans
 Discuss Question
Answer: Option C. -> Mammals and birds
Answer: (c).Mammals and birds
Question 3. Animals which excrete urea are known as ____________
  1.    Aminotelism
  2.    Ureotelism
  3.    Uricotelism
  4.    Ammonotelism
 Discuss Question
Answer: Option C. -> Uricotelism
Answer: (c).Uricotelism
Question 4. Which of the following nephridia are not found in earthworm?
  1.    Septal nephridia
  2.    Macronephric nephridia
  3.    Pharyngeal nephridia
  4.    Integumentary nephridia
 Discuss Question
Answer: Option B. -> Macronephric nephridia
Answer: (b).Macronephric nephridia
Question 5. Excretory waste of birds and reptiles are _________
  1.    Urea
  2.    Uric acid and urea
  3.    Uric acid
  4.    Ammonia and uric acid
 Discuss Question
Answer: Option D. -> Ammonia and uric acid
Answer: (d).Ammonia and uric acid
Question 6. Polystyrene sulfonate is used in renal failure to ___________
  1.    Prevent constipation
  2.    Reduce serum level
  3.    Correct acidosis
  4.    Exchange potassium ions
 Discuss Question
Answer: Option D. -> Exchange potassium ions
Answer: (d).Exchange potassium ions
Question 7. Which of the following is the only vertebrate osmoconformer?
  1.    Bird
  2.    Hag fish
  3.    Rabbit
  4.    Dog
 Discuss Question
Answer: Option B. -> Hag fish
Answer: (b).Hag fish
Question 8. Simultaneous movement of two molecules across a membrane in the same direction is known as _______
  1.    Antiport
  2.    Symport
  3.    Uniport
  4.    Biport
 Discuss Question
Answer: Option B. -> Symport
Answer: (b).Symport
Question 9. Sea gulls excrete salts from ___________
  1.    Nasal chamber
  2.    Liver
  3.    Lungs
  4.    Kidneys
 Discuss Question
Answer: Option A. -> Nasal chamber
Answer: (a).Nasal chamber
Question 10. A condition in which body’s internal environment remains nearly constant is called as _________
  1.    Homeostasis
  2.    Hematoma
  3.    Hemostasis
  4.    Hemopoeisis
 Discuss Question
Answer: Option A. -> Homeostasis
Answer: (a).Homeostasis

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