List of top Zoology Questions

Study the following statements and pick up the incorrect statements.
I. Haemophilia is an X-linked disorder due to dominant genes.
II. Inheritance of colour blindness follows the cris-cross pattern.
III. Haemophilia A and Haemophilia C are X-linked disorders.
IV. Y-linked genes are called holandric genes.
Assertion (A) : Lactational amenorrhoea is a natural method of contraception.
Reason (R) : Ovulation in mother generally does not occurs during intense lactation following parturition. Identify the correct option from the following
Match the following
If both parents have B blood groups (both are heterozygous), the expected blood groups in their children.
Which of the following are the accessory glands of human male reproductive system?
I. Skene glands
II. Bartholin glands
III. Seminal vesicles
IV. Lesser vestibular glands
V. Prostate gland
VI. Mammary glands
VII. Cowper's glands
Spirochete bacterium causes this disease in human beings
Pickup the polymorphonuclear phagocyte
It is a secondary lymphoid organ.
Cushing's syndrome is due to hypersecretion of
Study the following statements and identify the correct combinations :
Match the following:
Match the following
The correct option is:
Hospital wastes are disposed through
Assertion (A) : The parietal cells of gastric glands secrete Castle's intrinsic factor in man.
Reason (R) : Castle's intrinsic factor is essential for the absorption of cyanocobalamin.
Identify the correct option from the following
Low pH, high CO\textsubscript{2, high temperature shifts the oxygen-haemoglobin dissociation curve towards}
Statement I : Ammonia is highly toxic and needs more water for elimination and therefore excretion of ammonia is more common in aquatic animals.
Statement II : Urea is synthesised in kidneys.
Identify the correct option from the following
Correct sequence of electrical impulse transmission in the human heart is
A) Purkinje fibres
B) Atrio ventricular node
C) Sino Atrial node
D) Bundle branches
E) Bundle of His
Match the following
In cockroach, thermoreceptor sensillae are located on
Study the following statements and pick up the incorrect statements.
I. Oriented locomotor movement of an organism towards or away from the direction of light is called photokinesis.
II. The influence of light on non-directional movement of organisms is called phototaxis.
III. UV-B and UV-C rays are more harmful than UV-A rays.
IV. Photoperiod influences the migration of birds.
The larva of Wuchereria exhibits
Identify the mismatched pair
Match the following
Study the following regarding circulatory system of cockroach and identify the correct option
Statement I : The cockroach heart is a tubular structure with 13 chambers.
Statement II : Haemolymph in cockroach plays a role in oxygen transportation.
Endoneurium is