List of top Zoology Questions

Deficiency of ADH (Anti diuretic hormone) or Vasopressin results in
One of the following is not a part of light band of myofibril.
Choose among the following that are cellular barriers of immunity:
Find the correct match
LabelRespiratory VolumeTypical Value
ATidal Volume iii. 500 ml
BInspiratory Reserve Volumei. 3000–3500 ml
CExpiratory Reserve Volumeii. 1000–1100 ml
DInspiratory Capacityiv. 2500–3500 ml
Assertion (A): Hemichordata is now placed as a separate phylum under non-chordata.
Reason (R): The stomochord of these animals was once believed to be the notochord.
Identify the larval stages in the development of liver fluke:
What is the slurry mass of food that forms in the mouth due to chewing called?
Which acid renders the acidic pH in stomach for the activity of protein digesting enzymes?
Identify the correct statement
In surrogacy, the part provided by the woman for the development of some other person's embryo until full development is
Assertion (A): Monkey is the reservoir host of malarial parasite.
Reason (R): Malaria is transmitted by monkey bite.
Pattern Baldness in humans is an example of
Introduction of genetically modified DNA into eukaryotic cell is called:
Sino-Atrial Node (SAN) is situated in
Flowers having both the stamens and carpels are called
What are the interconnected food chains called?
Arrange in sequence the following events related to the mechanism of hearing:
  • Hair cells bend and press against Tectorial membrane.
  • The induction of ripple in basilar membrane.
  • Eardrum vibrates in response to sound waves.
  • Impulses transmitted to brain.
  • Transmission of vibrations through ear ossicles.
pH of urine
Wriggling movements of sporozoites are caused by:
Cooley’s Anaemia is controlled by single gene present on
Identify the group in which sinus venosus is present but conus arteriosus is absent.
Hypertrophy of RBC and splenomegaly are the symptoms of
Assertion (A): Adult gastropods are asymmetrical though they are included in phylum Mollusca.
Reason (R): Symmetry of organism is determined in early developmental stages but not in adults.
Identify the non fibrous joints
Assertion (A): The egestion of faeces to outside through anus is a voluntary process.
Reason (R): The undigested wastes in rectum initiates neural reflex causing an urge for its removal.