CLASSIFICATION

11. Proboscis gland for excretion is present in the phylum: [S.S.C. Online MTS (T-I) 22.10.2021 (Shift-III)]

(a) Mollusca
(b) Arthropoda
(c) Hemichordata
(d) Porifera

Correct Answer: (c) Hemichordata

Solution:Hemichordates are a small phylum of marine deuterostome animals. A key characteristic of this group is the presence of a proboscis, collar, and trunk, and within the proboscis,

12. What does Herpetology deal with? [S.S.C. Online MTS (T-I) 13.10.2021 (Shift-III)]

(a) Study of insects
(b) Study of birds
(c) Study of reptiles and amphibians
(d) Study of fish

Correct Answer: (c) Study of reptiles and amphibians

Solution:Herpetology is the branch of zoology concerned with the study of amphibians (including frogs, toads, salamanders, and newts) and reptiles (including snakes, lizards, crocodiles, and turtles).

13. Who is called the ‘Father of Zoology’? [S.S.C. Online MTS (T-I) 13.01.2017 (Shift-II)]

(a) Huxley
(b) Aristotle
(c) Lamarck
(d) Cuvier

Correct Answer: (b) Aristotle

Solution:Aristotle, the ancient Greek philosopher, is widely regarded as the "Father of Zoology" due to his extensive observations, classifications, and writings on animals, which laid the foundation for biological study.

14. _____ proposed the five-kingdom classification in 1969. [S.S.C. Online MTS (T-I) 9.01.2017 (Shift-III)]

(a) Whittaker
(b) Huxley
(c) Linnaeus
(d) Lamarck

Correct Answer: (a) Whittaker

Solution:R.H. Whittaker proposed the five-kingdom classification in 1969. This classification was based upon certain characteristics like mode of nutrition, thallus organization, cell structure, phylogenetic relationships, and reproduction.

15. Who proposed the five-kingdom classification? [S.S.C. Online Graduate Level (T-I) 8.08.2017 (Shift-I)]

(a) Ernst Meyer
(b) R.H. Whittaker
(c) M.W. Beijerinck
(d) D.I. Ivanovsky

Correct Answer: (b) R.H. Whittaker

16. Crocodiles have a _____ chambered heart. [S.S.C. Online Graduate Level (T-I) 9.03.2020 (Shift-III)]

(a) single
(b) three
(c) four
(d) two

Correct Answer: (c) four

Solution:Most reptiles have a three-chambered heart (two atria and one ventricle). However, crocodiles are an exception among reptiles; they possess a fully four-chambered heart, similar to birds and mammals, which allows for complete separation of oxygenated and deoxygenated blood.

17. Snails belong to phylum: [S.S.C. Online Graduate Level (T-I) 9.03.2020 (Shift-III)]

(a) Echinodermata
(b) Mollusca
(c) Arthropoda
(d) Chordata

Correct Answer: (b) Mollusca

Solution:Snails are invertebrates characterized by a soft, unsegmented body, usually protected by a shell. These features are characteristic of the phylum Mollusca, which is one of the largest phyla of invertebrate animals.

18. ______ is the branch of zoology concerned with the study of Amphibians. [S.S.C. Online Graduate Level (T-I) 6.06.2019 (Shift-II)]

(a) Morphology
(b) Ethology
(c) Herpetology
(d) Mammalogy

Correct Answer: (c) Herpetology

Solution:Herpetology is the branch of zoology concerned with the study of amphibians (including frogs, toads, salamanders, newts, and caecilians (Gymnophiona)) and reptiles (including snakes, lizards, amphisbaenians, turtles, terrapins, tortoises, crocodilians, and the tuataras). Hence, the branch of zoology connected with the study of amphibians and reptiles is herpetology.

19. Octopus is an example of which phylum? [S.S.C. Online MTS (T-I) 20.08.2019 (Shift-III)]

(a) Arthropoda
(b) Echinodermata
(c) Mollusca
(d) Hemichordata

Correct Answer: (c) Mollusca

Solution:Octopuses belong to the order Octopoda. Octopoda is part of the class Cephalopoda, meaning that octopuses are cephalopods. Cephalopoda is part of the phylum Mollusca, meaning that octopuses are also mollusks. The octopus, squid, cuttlefish, and chambered nautilus are familiar representatives.

20. The study of insects is known as: [S.S.C. JE Electrical Exam 10.12.2020 (Shift-II)]

(a) Entomology
(b) Mycology
(c) Philology
(d) Phycology

Correct Answer: (a) Entomology

Solution:Entomology is the scientific study of insects, a branch of zoology. In the past, the term “insect” was less specific, and historically the definition of entomology would also include the study of animals in other arthropod groups, such as arachnids, myriapods, and crustaceans.