List of top Zoology Questions

In Multiple Ovulation and Embryo Transfer method, the stage at which the embryos are transferred to the surrogate mother is:

Identify the correct statement in relation to Paramecium

Assertion (A): Life cycle of ectoparasites is more complex with many developmental stages.
Reason (R): Developmental stages of endoparasites have better chances to reach definitive host.

Punishable offence under Wildlife Act of 1972 is:

Trisomy of 18\textsuperscript{th} chromosome causes

Identify the correct option: Statement-I (S-I): Test tube baby undergoes development within the test tube.
Statement-II (S-II): In IVF-ET method, fertilization occurs inside the body.

The drugs that cause sleeplessness:

Assertion (A): Amphibians remained as imperfect group.
Reason (R): Although Amphibians invaded land, they could not adapt completely to terrestrial life.

Identify the protozoan with anematic flagellum:

Dense irregular connective tissue occurs in:

Choose the incorrect statements regarding Hirudinea

• A. Male reproductive system has cirrus.
• B. They are exclusively marine and tubicolous.
• C. Fertilization is external and development is direct.
• D. Clitellum is conspicuous during the breeding season only.

When a male donkey is crossed with a female horse, the resultant animal is

Assertion (A): Pneumaticity of bones is the unique feature of reptiles.
Reason (R): Air sacs associated with lungs of birds facilitate continuous oxygenation of blood.

Identify the correct option
Statement – I (SI): Hypo secretion of cortisol results in low blood pressure.
Statement – II (SII): Elevated levels of cortisol leads to hyperglycemia.