List of top Zoology Questions asked in AP EAPCET

The Karyotype AA + XXY leads to

Match the following:

Method of sex determination

• A) XX – XY
• B) XX – XO
• C) ZW – ZZ
• D) ZZ – ZO

Example

• I) Grasshoppers
• II) Birds
• III) Human beings
• IV) Moths
• V) Honey bees

Identify the correct match:

Match the following

Assertion (A): Genetic drift tends to reduce the amount of genetic variation within the population.
Reason (R): In genetic drift alleles with low frequencies are removed in a population.

Which one of the following is a liquid tumor?

Match the following:

Match the following

The correct option is:

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

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.

Study the following and pick up the correct statements:
In DNA fingerprinting, DNA is cut into small pieces at specific sites by restriction endonucleases.
Transfer of DNA strands on to the nylon membrane is called southern blotting.
The largest known human gene codes for the protein dystrophin.
Least number of genes are located in Y-chromosome.

Assertion (A): In cellular level of organisation different types of cells are functionally isolated.
Reason (R): This is due to the absence of sensory cells and nerve cells.

Assertion (A): In the polluted area, Birmingham, black peppered moths were abundant. In the non-polluted area, Dorset, grey forms were abundant.
Reason (R): Natural selection.
Identify the correct option from the following

Statement-I: Areolar tissue forms supporting framework for lymphoid organs.
Statement-II: Reticular tissue forms the packing tissue in almost all organs.

Ontogeny repeats phylogeny. It was the

Study the following statements and identify the correct option.
Statement I: Atrial natriuretic peptide (ANP) is released from left atrium of the heart.
Statement II: ANP can cause vasodilation.

Assertion (A): Incisors are useful in cutting the food.
Reason (R): They are chisel shaped.

High pH, low CO₂ and low temperature favours the shift of oxygen-haemoglobin dissociation curve towards