Animal Physiology MCQs for GATE NET JRF GPAT

By: Prof. Dr. Fazal Rehman | Last updated: November 27, 2024

1. The chief nitrogenous wastes in ____ is Uric acid. a) Frog b) Birds c) Fishes d) Man Answer: B 2. In Cockroach, _____ help in excretion. a) Renette cells b) Flame cells c) Nephridia d) Malpighian tubules Answer: D 3. Guano refers to a) Ureotelic flightless bird b) Bird droppings rich in guanine c) Extinct species of bird d) Uric acid Answer: B 4. ____ makes up the Lining of the trachea. a) Simple squamous epithelium b) Stratified epithelium c) Pseudostratified epithelium d) Simple cuboidal epithelium Answer: C 5. ____ is the volume of air breathed in and out during normal breathing. a) Vital capacity b) Tidal volume c) Inspiratory reserve volume d) Residual volume Answer: B 6. Point out what are the excretory organs in annelids. a) Nephridia b) Flame cells c) Malpighian cells d) Green glands Answer: A 7. ____ is included in the ammonotelic animals. a) Whales b) Seals c) Lizard d) Salamander Answer: D 8. Organs on excretion in ____ are Flame cells. a) Prawn b) Tape worm c) Insects d) Birds Answer: B 9. Which of the following is where the enzyme trypsin is present? a) Pancreatic juice b) Saliva c) Bile juice d) Intestinal juice Answer: A 10. The heart is covered by a membraneous covering called a) Meninges b) Pericardium c) Pleura d) Peritoneum Answer: B 11. The process is called ____ where chloride ions move into erythrocytes from the plasma to maintain osmotic balance during transport of gases. a) Chlorination b) CO2 transport c) Hamburger phenomenon d) Passive transport Answer: C 12. The body consumes organic compounds during fasting in the following sequence. a) Fats -> Carbohydrates -> Proteins b) Carbohydrates -> Proteins -> Lipids c) Proteins -> Lipids -> Carbohydrates d) Carbohydrates -> Fats -> Proteins Answer: D 13. ____ is defined as the volume of air that is breathed in and out during effortless respiration. a) Vital volume b) Tidal volume c) Vital capacity d) Ideal volume Answer: B 14. In ______, chief nitrogenous waste is Ammonia. a) Cartilaginous fishes b) Bony fishes c) Semi-aquatic reptiles d) None of these Answer: B 15. Conversion of ammonia to uric acid occurs in the liver of ____ during protein catabolism. a) Ureotelic animals b) Ammonotelic animals c) Uricotelic animals d) Ornithinotelic animals Answer: C 16. _____ is where the enzyme trypsin is present in. a) Pancreatic juice b) Saliva c) Bile juice d) Intestinal juice Answer: A 17. The excretory organ among the following is a) Archeocyte b) Choanocyte c) Solenocyte d) Pinacocyte Answer: C 18. Point out “Crypts of Lieberkuhn” is an example of which of the following. a) Simple tubular gland b) Coiled tubular gland c) Simple alveolar gland d) Compound alveolar gland Answer: A 19. In the lungs, the process of respiratory gaseous exchange happens in a) Alveoli b) Trachea c) Bronchiole d) Bronchi Answer: A 20. _____ removes urea in ureotelic animals. a) Kreb’s cycle b) Cori cycle c) Ornithine cycle d) Cori cycle Answer: C

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