List of top Zoology Questions

Choose the correctly matched pair
Study the following and choose the incorrect statements:
I. Biogenetic law states that phylogeny repeats ontogeny
II. Peripatus is a connecting link between Annelida and Mollusca
III. Analogous organs are dissimilar in origin and structure
IV. Natural selection is the driving force of evolution
Match the following
Study the following and choose the correct combinations:
The practice of mating of animals within the same breed, but have no common ancestors on either side of the pedigree for 4-6 generations is
Consider the following statements:
Assertion (A): During blood clotting, at one stage, soluble fibrin is formed
Reason (R): Factor XIII, released from platelets, converts it into insoluble fibrin fibres. Factor XIII replaces the hydrogen bonds present among the monomers of soluble fibrin with covalent bonds
Consider the following statements Assertion (A): Respiratory system of cockroach is polypneustic type. Reason (R): All spiracles are functional. The correct answer is
Choose the hyperparasite
Consider the following statements Statement I: Cyclical seasonal morphological variations in certain organisms is called cyclomorphosis. Statement II: Allen's rule states that with the increase of every $10^{\circ}C$ the rate of metabolic activities double in organisms. The correct answer is
Choose the in-situ conservation methods from the following:
I. Sanctuary
II. Cryopreservation
III. Sacred groves
IV. Gene banks
V. National parks
VI. In-vitro culture
The study of animal behaviour is
Observe the list of animals given below:
I. Tracheate arthropods
II. Land snails
III. Hydra
IV. Earth worms
V. Reptiles
VI. Birds
VII. Mammals
VIII. Bony fishes
IX. Amphibians
Among the above, ureotelism is found in
In a population under Hardy Weinberg Equilibrium, out of a total of 592 people, 44 people were affected by a rare autosomal recessive disorder whereas the rest of the population was normal. How many individuals in this population have the heterozygous and homozygous dominant genotypes for this trait?
The number of fish caught each day by a fisherman for 10 consecutive days was reported to be 62, 58, 56, 57, 62, 59, 62, 57, 64, 63. What is the standard deviation of this dataset?
Which one of the following immunoglobulin is responsible for atopic allergy?
How is the mean deviation calculated for a given dataset?
The technique to mark, release and recapture is a practical method for
Which of the following factors can influence the process of weathering?
A. Rock type and structure
B. Slope
C. Climatic Conditions
D. Time
Choose the most appropriate answer from the options given below:
Calculate the Harmonic Mean of the following data:
10 \quad 20 \quad 40 \quad 60 \quad 120
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:
Which one of the following correctly describes the role of signal recognition particles?
Which of the following statements is not applicable to the mode of a dataset?
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:
In the life cycle of a {Plasmodium, once the sporozoite enters the blood of the host, it invades the hepatic portal system, resulting in occurrence of change in the host body, leading to malaria
A. Sporozoite enters the hepatocytes and divides by schizogony leading to formation of cryptomerozoites
B. Inside RBCs, the micro-metacryptozoites become rounded and modify into a young trophozoites.
C. As the trophozoite grows in size, a central vacuole is developed so that the nucleus is pushed to one side into the peripheral cytoplasm, leading to amoeboid stage.
D. In Amoeboid stage the small red eosinophils granules appear in the cytoplasm of the host corpulses as Schuffner's granules}
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: