List of top Zoology Questions

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

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|}{Law/Principle/Gene interaction} & \multicolumn{2}{c|}{Genes distribution/Ratio}
\hline A. & Law of segregation & I. & 12:3:1
B. & Principle of independent assortment & II. & Genes are distributed without mixing.
C. & Complementary gene interaction & III. & Genes on different chromosomes are distributed independently during meiosis.
D. & Dominant epistasis & IV. & 9:7
\hline \end{tabularx}
Choose the most appropriate answer from the options given below:

Which of the following diseases is not an autoimmune disease?

Arrange the following cell cycle stages in the correct order of their occurrence:
A. S phase
B. M phase
C. G1 phase
D. G2 phase

Arrange the following enzymes of the citric acid cycle in the correct sequence.
A. Aconitase
B. Fumarase
C. Malate dehydrogenase
D. Isocitrate dehydrogenase
Choose the most appropriate answer from the options given below:

What is the difference between gynandromorphs and intersexes in {Drosophila?}

Which of the following cells instruct the abnormal or virally infected cells to commit suicide?

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

What is Ferritin?

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

What is the correct sequence of four steps of the contraction cycle in muscles?
A. Power stroke
B. Attachment of myosin to actin
C. ATP hydrolysis
D. Detachment of myosin from actin
Choose the most appropriate answer from the options given below:

How many different type of gametes can potentially be produced by an organism with the genotype aaBbccdd?

Which of the following statements are correct with reference to Photochemical Smog?
A. It is an oxidizing smog.
B. It is formed by the reaction between NO\(_2\) and hydrocarbons.
C. It is a reducing smog.
D. It is formed in the presence of UV-radiation.
Choose the most appropriate answer from the options given below:

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|}{ACT} & \multicolumn{2}{c|}{Year of Enactment}
\hline A. & Environmental Pollution Act & I. & 1981
B. & The Air (Prevention and Control of pollution) Act & II. & 1986
C. & The Water (Prevention and Control of Pollution) Act & III. & 1972
D. & The Wildlife Protection and Conservation Act & IV. & 1974
\hline \end{tabularx}
Choose the most appropriate answer from the options given below:

At low substrate concentration, the initial velocity of reaction is described as \_\_\_\_\_\_\_\_\_\_. However, as substrate concentration increases, the reaction saturates and reaches a \_\_\_\_\_\_\_\_\_\_.

How many jaws are present in Aristotle's Lantern?

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:

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:

Ciliated simple columnar epithelium located at: -
A. Lining of some bronchioles of the respiratory tract
B. Cover surface of ovary
C. Larger ducts of many glands
D. Ventricles of brain
Choose the most appropriate answer from the options given below:

How many somatic cells are present in {C. elegans?}

During the process of conjugation in Paramecium, how many daughter Paramecia are formed from 2 parents?

Which larval form of {Fasciola hepatica has a motile tail?}

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:

Which one of the following statements is applicable to satellite cells?