Biology MCQs Online Quiz Test 43

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Medical Admission Tests Biology MCQs With Answers

Q.1: The characteristic which enable animals to tolerate dehydration is called—–?

  1. Osmoconformation
  2. Osmoregulaton
  3. Anhydrobiosis
  4. Anhydrosis

C

Q.2: Which of the following fishes excrete large volume of diluted urine?

  1. Bony Marine fishes
  2. Fresh water fishes
  3. Both depending upon the surrounding water
  4. None of these

B

Q.3: Rose is an example of——?

  1. Hydrophytes
  2. Mesophytes
  3. Xerophytes
  4. Halophytes

B

Q.4: In a hot summer after noon, if your body’s Homeostatic machinery keep your internal temperature quite lower than that of external than this is an example of——?

  1. Positive feed back
  2. Negative feed back
  3. Feed back
  4. Osmoregulation

B

Q.5: Marine fish can keep their internal environment hypertonic with respect to the surrounding salty water by retaining.?

  1. Excessive urea which will increase their internal solute concentration and prevent body shrinkage in hypertonic environment
  2. Trimethyl alanine
  3. Ammonia
  4. Trimethylamine oxide

D

Q.6: Terrestrial animals like kangaroo rat survive even without drinking water since—–?

  1. They don’t require water for their metabolic process
  2. They can retain excessive water in their body during raining season.
  3. They feed on carbohydrate rich seeds which can provide them with metabolic water
  4. They are anhydrobiotic organisms

D

Q.7: Which of the following treatment will be administered first in a newly diagnosed renal failure patient?

  1. Renal transplant
  2. Peritoneal Dialysis
  3. Lithotripsy
  4. Hemodialysis

D

Q.8: In plants, which of the following is a waste product produced both during photosynthesis and respiration?

  1. CO2
  2. H2O
  3. O2
  4. Both A and B

B

Q.9: In animals excess of nitrogen is excreted primarily in form of——?

  1. Creatinine
  2. Trimethyamine oxide
  3. Pyrimidine
  4. Ammonia

D

Q.10: Hydra has no specialized excretory system because:?

  1. It does not produce waste material
  2. Due to absence of mesoderm
  3. The whole body cells are in contact with water
  4. It has pseudocoelom.

C