Basic Zoology Questions and Answers

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Q81
 Milk tastes sour when kept in the open for sometime due to for-mation of-
  • A Carbonic acid
  • B Lactic acid
  • C Citric acid
  • D Malic acid
Answer: Option B
Q82
A type of hypersensitivity to allergen in which humoral antibodies attach to mast cells and basophils, may result in circulatory shock, is called-
  • A Orthopnea
  • B Anaphylaxis
  • C Rhinitis
  • D Immunologic surveillance
Answer: Option B
Q83
Organisms with very high intrinsic growth rates have-
  • A Long generation times
  • B Short generation times
  • C No courtship behaviours
  • D No carrying capacity
Answer: Option B
Q84
Which of the following organism is iteroparous ?
  • A Pacific salmon fish
  • B Virus
  • C Bacteria
  • D Humans
Answer: Option D
Q85
A micromutation is-
  • A Polyploidy
  • B Addition of chromosome
  • C Deletion of chromosome
  • D Change in gene frequency
Answer: Option D
Q86
The limited period of sexual receptivity that occurs around the time of ovulation in all female mammals except humans is called-
  • A Menstruation
  • B Luteinization
  • C Oogenesis
  • D Estrus
Answer: Option D
Q87
The rate and force of the heart-beat, and the secretion of digestive glands are controlled by-
  • A Central nervous system
  • B Spinal nerves
  • C Cranial nerves
  • D Autonomic nervous system
Answer: Option D
Q88
Glycosidic bond is broken during digestion of-
  • A Protein
  • B Starch
  • C Lipid
  • D All the above
Answer: Option B
Q89
Postganglionic parasympathetic fibres are-
  • A Adrenergic
  • B Cholinergic
  • C Both (A) and (B)
  • D None of these
Answer: Option B
Q90
In glycosuria disorder, urine contains-
  • A Amino acid
  • B Inorganic ions
  • C Glucose
  • D Epithelial cells
Answer: Option C

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