List of top Zoology Questions

The hormone that increases blood calcium levels by promoting absorption of $Ca^{2+}$ from gastrointestinal tract is

Match the following events during pregnancy with time

List IList II
A. End of 4 weeksi. Development of limbs and limb digits
B. End of 8 weeksii. Hair on body and separation of eyelids
C. End of 12 weeksiii. Formation of heart
D. End of 24 weeksv. Formation of external genital organs
Find out the correct transportation of sperm cells in male reproductive system
In surrogacy, the part provided by the woman for the development of some other person's embryo until full development is
B-cells are stimulated to proliferate and differentiate into memory cells by
Function of aldosterone is
pH of urine

Identify the correct matches

Column – IColumn – II
A. Tetanyi. Autoimmune disorder
B. Myasthenia gravisii. Decreased bone mass
C. Goutiii. Rapid muscle spasms
D. Osteoporosisiv. Accumulation of uric acid in joints
Assertion (A): The alkaline cerebrospinal fluid is recycled four times per day.
Reason (R): Recycling of cerebrospinal fluid facilitates the removal of metabolites and toxins from brain.
The chylomicrons are broken down to fatty acids and glycerol by the action of the enzyme
Identify the correct option
Statement – I: Excessive dosage of cocaine causes hallucinations
Statement – II: Intake of cocaine does not cause euphoria
Hypertrophy of RBC and splenomegaly are the symptoms of
Assertion (A): Ascaris lumbricoides is a facultative anaerobe.
Reason (R): Ascaris performs either aerobic or anaerobic respiration depending on availability of oxygen.
Example of anadromous migration is
The factors favorable for increase of binding affinity of oxygen with haemoglobin
The following is comparable to a professional dinner guest

Choose the correct option for the matching:

Column – IColumn – II
A. Daphniai. Basking
B. Desert Lizardii. Blubber
C. Aquatic mammalsiii. Cyclomorphosis
D. Sea gullsiv. Eliminates salts through nostrils
Match the following body parts of earthworm with respect to their segments
A. Gizzardi. 8th & 9th
B. Pharyngeal Nephridiaii. 17th & 19th
C. Nerve ringiii. 4th, 5th, 6th
D. Accessory glandsiv. 17th & 19th
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.
Assertion (A): Amphibians remained as imperfect group.
Reason (R): Although Amphibians invaded land, they could not adapt completely to terrestrial life.
Slowest and most primitive type of locomotion in protozoan is
Choose the correct statement regarding ciliary movement
The heart receives only deoxygenated blood in
Identify the group in which sinus venosus is present but conus arteriosus is absent.
The incorrect statement for subspecies