List of top Zoology Questions asked in TN HSE+2 (Class XII)

What is Atavism?
Draw the structure of Lymph node and label the parts.
Define: Zymology
In which type of Parthenogenesis are only males produced?
Hershey and Chase's experiment with bacteriophage showed that:
The term “Niche” was first used by _________.
Which one of the following are at higher risk of extinction due to habitat destruction?
Find out the wrongly matched pair.
Which of the following groups of diseases have been controlled by the use of vaccines and by creating awareness among the people?
Assertion : In nature many organisms produce clones through asexual reproduction.
Reason (R): By this process, genetically identical individuals are produced.
The wings of birds and butterflies is an example of:
The relationship between sucker fish and shark is __________.
_________ is/are an ideal disinfectant for waste water.
Allergy involves:
The most common substrate used in distilleries for the production of ethanol is __________.
Select the incorrect action of hormonal contraceptive pills from the following:
Statement I: Castration (or) surgical removal of testis is known as Orchidectomy.
Statement II: It leads to difficulty in urination.
This pedigree symbol represents: