List of top Zoology Questions asked in AP EAPCET

Bees venom is used in the treatment of:

Assertion (A): Haemopoitic stem cells are multipotent cells.
Reason (R): They can produce different types of related cells, namely, blood cells.

Statement I: In human evolution, the hominid Ramapithecus was more man like.
Statement II: In human evolution, the first human like being was Homo habilis.

The intra uterine devices (IUDs) that make uterus unsuitable for implantation and cervix hostile to sperms are:

Sex determination in butterflies is:

Study the following and pick up the correct statements.
I. Klinefelter's syndrome is an example for trisomy in allosomes.
II. Turner's syndrome is due to monosomy in allosomes.
III. Down's syndrome is due to trisomy of $21^{\text{st}}$ chromosome.
IV. Aneuploidy is due to non-disjunction during gametogenesis.

The idea of inheritance of acquired characters was proposed by:

If blood group of mother is B (homozygous) and that of father is A (homozygous), these blood groups are absent in their children.

Transfer of DNA strands from agarose gel to nylon membrane is known as:

The hormone that promotes the activation of calciferol into calcitriol is:

Allergy is caused due to the release of chemicals like:

Assertion (A): Ovulation generally will not immediately occur following parturition.
Reason (R): Use of oral contraceptive pills inhibits ovulation.

Match the following:

Study the following statements regarding immune system and identify the correct statements.
A) Humoral immunity helps in apoptosis.
B) Destruction of microbes by natural killer cells is called first line of defence.
C) The mature lymphocytes are transformed into functional lymphocytes in appendix.
D) The attack of HIV on certain tissues is referred as tissue tropism.

Choose among the following spinal nerves of sacral region that form the part of cranio sacral division.

Assertion (A): Reduced blood supply to heart muscles causes ischemia which results in chest pain.
Reason (R): It is a warning signal of deprivation of blood supply to heart muscles.

Study the following statements regarding muscle and identify incorrect statements.
A) In mammals the sarcolemma penetrate between A and I bands to form T-tubule.
B) Tetanus is caused due to accumulation of uric acid crystals.
C) Troponin is distributed at regular intervals on tropomyosin.
D) White muscle fibres have more mitochondria and depends on anaerobiosis.

The respiratory centre that regulates breathing rhythm is located in:

Match the following:

Match the following:

Natural ageing of lake due to enrichment of nutrients is known as:

Assertion (A): Most marine bony fishes drink sea water continuously.
Reason (R): They lose water from their body to the surrounding sea water by osmosis.

Match the following:

Statement I: Gastrin stimulates secretion of gastric juice.
Statement II: Cholecystokinin (CCK) stimulates contraction of gall bladder.

In cockroach, identify the incorrectly matched pair: