List of top Zoology Questions

Class I MHC molecules present peptides to which of the following cell type?

The technique to mark, release and recapture is a practical method for

The trigeminal nerve is the largest nerve with following branches:
A. Olfactory
B. Ophthalmic
C. Maxillary
D. Mandibular
Choose the most appropriate answer from the options given below:

The populations, showing relatively constant density around the carrying capacity of the environment, is called

Which one of the following zones is absent in pond ecosystems?

What are chemokines?

Match LIST-I with LIST-II
\begin{tabularx}{0.9\textwidth}{|l|X|l|X|} \hline \multicolumn{2}{|c|}{LIST-I} & \multicolumn{2}{c|}{LIST-II}
\multicolumn{2}{|c|}{Interaction Type} & \multicolumn{2}{c|}{Example}
\hline A. & Mutualism & I. & Chlorella vulgaris and Diatoms
B. & Commensalism & II. & Termites and Trichonympha
C. & Proto-cooperation & III. & Intestine of Man and Entamoeba coli
D. & Antibiosis & IV. & Adamsia pallia and hermit crab
\hline \end{tabularx}
Choose the most appropriate answer from the options given below:

Arrange the following stages of ecological succession in the correct sequence
A. Ecesis
B. Nudation
C. Aggregation
D. Reaction
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Which one of the following belongs to class-Diplopoda?

In the life history and development of sea star, numerous larval forms are formed. Arrange them in the order of their occurrence:
A. Dipleurula
B. Branchiolaria
C. Bipinnaria
Choose the most appropriate answer from the options given below:

Match LIST-I with LIST-II
\begin{tabularx}{0.8\textwidth}{|l|X|l|X|} \hline \multicolumn{2}{|c|}{LIST-I} & \multicolumn{2}{c|}{LIST-II}
\multicolumn{2}{|c|}{Type of cell in Porifera} & \multicolumn{2}{c|}{Functions}
\hline A. & Collar cells & I. & Line the sphincters
B. & Trophocytes & II. & Special nurse cells
C. & Pinacocytes & III. & Help to form spermatocyst
D. & Thesocytes & IV. & Food storage
\hline \end{tabularx}
Choose the most appropriate answer from the options given below:

Cellulose is a homopolymer of:

Calculate the Harmonic Mean of the following data:
10 \quad 20 \quad 40 \quad 60 \quad 120

Match LIST-I with LIST-II
\begin{tabularx}{0.8\textwidth}{|l|X|l|X|} \hline \multicolumn{2}{|c|}{LIST-I} & \multicolumn{2}{c|}{LIST-II}
\multicolumn{2}{|c|}{Name of the amino acid} & \multicolumn{2}{c|}{One letter abbreviation/name}
\hline A. & Methionine & I. & D
B. & Aspartic acid & II. & K
C. & Lysine & III. & E
D. & Glutamine & IV. & M
\hline \end{tabularx}
Choose the correct answer from the options given below:

The WBC count of a group of athletes in a team was estimated to be 7900, 9000, 7800, 8300, 2900, 4545, 5100, 3700, 9900 and 4545 per mm3 of blood. Calculate the median WBC count of this group of individuals.

Any species that have been accidentally or deliberately transferred from their usual habitat to a new habitat whose abiotic conditions are also suitable for them are known as:

Which one of the following statements is correct for Mollisol?

Which one of the following best describes the innate immune response?

Which of the following is the most stable DNA configuration under normal physiological conditions?

Which of the following statements is not applicable to the mode of a dataset?

Which of these are executioner caspases?
A. Caspase 3
B. Caspase 6
C. Caspase 8
D. Caspase 5
Choose the most appropriate answer from the options given below:

If the growth medium of a bacterial strain contains both glucose and lactose, how does it affect the lac operon?
A. CAP protein binds lac promoter
B. Repressor binds lac operator
C. CAP protein does not bind lac promoter
D. Repressor does not bind lac operator
Choose the most appropriate answer from the options given below:

The Air Quality Index is measured using the Criteria Pollutants. Which one of the following is not a Criteria Pollutant?

Which one of the following correctly describes the role of signal recognition particles?

Match LIST-I with LIST-II
\begin{tabularx}{0.8\textwidth}{|l|X|l|X|} \hline \multicolumn{2}{|c|}{LIST-I} & \multicolumn{2}{c|}{LIST-II}
\multicolumn{2}{|c|}{Mitochondrial Compartments} & \multicolumn{2}{c|}{Enzymes present}
\hline A. & Matrix & I. & ATP synthetase
B. & Inner membrane & II. & Monoamine oxidase
C. & Space between inner and outer membranes & III. & Citrate synthetase
D. & Outer membrane & IV. & Adenylate kinase
\hline \end{tabularx}
Choose the most appropriate answer from the options given below: