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NEET • BIOLOGY • ANIMAL KINGDOM
Animal kingdom practice · Medium
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Practice format and chapter quiz
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91
Medium
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Remembering
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Branchiostoma is a:-
View answer and explanation
Correct option: A
Cephalochordate
Option A is correct because Branchiostoma, also known as lancelets, belongs to the subphylum Cephalochordata.
92
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Understanding
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Common characteristic of mosquitoes, houseflies and cockroaches are
View answer and explanation
Correct option: B
Three pair of legs and one pair of developed wings
Option B (Three pair of legs and one pair of developed wings) is correct because it accurately describes the common characteristic of insects like mosquitoes, houseflies, and cockroaches.
93
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Remembering
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Skeletal system in phylum-Arthropoda is
View answer and explanation
Correct option: D
Exoskeletal chitinous covering
Option D is correct because arthropods have an exoskeleton made of chitin.
94
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Remembering
+4 | -1
Which one of the following is not a characteristic feature of sponges?
View answer and explanation
Correct option: D
Body supported by chitin
Option D (Body supported by chitin) is correct because sponges have spicules or spongin fibers for support, not chitin.
95
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Understanding
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Read the following statements and choose the correct answer.
A. The amphibians possess eyelids and tympanum represents ear in them
B. Animals which possess paired and unpaired fins are included in super class Pisces
A. The amphibians possess eyelids and tympanum represents ear in them
B. Animals which possess paired and unpaired fins are included in super class Pisces
View answer and explanation
Correct option: A
Both statements A and B are correct
Option A (Both statements A and B are correct) is correct because amphibians do possess eyelids and a tympanum representing the ear, and Pisces includes animals with paired and unpaired fins.
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Understanding
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Given below are four matchings of an animal and its kind of respiratory organ:
i) Silver fish – trachea
ii) Scorpion – book lung
iii) Sea squirt – pharyngeal gills
iv) Dolphin – skin
The correct matchings are
i) Silver fish – trachea
ii) Scorpion – book lung
iii) Sea squirt – pharyngeal gills
iv) Dolphin – skin
The correct matchings are
View answer and explanation
Correct option: C
(i), (ii) and (iii)
Option C is correct because silverfish respire through trachea, scorpions through book lungs, and sea squirts through pharyngeal gills. Dolphins respire through lungs, not skin.
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Remembering
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Feeding type of animals belonging to phylum-Porifera is
View answer and explanation
Correct option: C
Filter feeders
Option C (Filter feeders) is correct because sponges filter water to obtain food particles.
98
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Remembering
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Which are the belongs to Asymmetry
View answer and explanation
Correct option: C
Porifera
Option C (Porifera) is correct because sponges (Porifera) are asymmetrical, meaning they lack a defined symmetry.
99
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Remembering
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Proboscis gland in Balanoglossus is associated with
View answer and explanation
Correct option: D
Excretion
Option D (Excretion) is correct because the proboscis gland (also known as the glomerulus) in Balanoglossus is primarily involved in excretion.
100
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Understanding
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S-I: Reptiles are successful terrestrial vertebrates.
S-II: Their body is covered by dry scaly skin and they lay cleidoic eggs(with shell).
S-II: Their body is covered by dry scaly skin and they lay cleidoic eggs(with shell).
View answer and explanation
Correct option: A
Both (I) and (II) are true
Option A (Both (I) and (II) are true) is correct because reptiles are indeed successful terrestrial vertebrates, and their body is covered by dry scaly skin, and they lay cleidoic eggs (with shell).
101
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Understanding
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Which of the following is properly matched?
View answer and explanation
Correct option: B
Echinodermata – Asteroidea – Star fish
Option B (Echinodermata – Asteroidea – Star fish) is correct because starfish belong to the class Asteroidea within the phylum Echinodermata.
102
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Understanding
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Which one of the following groups of animals is bilaterally symmetrical and triploblastic?
View answer and explanation
Correct option: B
Aschelminthes (roundworms)
Option B (Aschelminthes (roundworms)) is correct because Aschelminthes are bilaterally symmetrical and triploblastic.
103
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Understanding
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Which of the following animals have scattered cells with tissue grade organization?
View answer and explanation
Correct option: B
Hydra
Option B is correct because Hydra (a cnidarian) exhibits tissue-level organization, with cells organized into tissues but lacking organs.
104
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Remembering
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Allmentary canal urinary and reproductive tracts open into a common chamber called –
View answer and explanation
Correct option: C
Cloaca
Option C (Cloaca) is correct because the cloaca is a common chamber in amphibians (and other vertebrates) that receives the openings of the digestive, urinary, and reproductive tracts.
105
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Remembering
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Choanocytes are also called as
View answer and explanation
Correct option: A
Collar cells
Option A (Collar cells) is correct because Choanocytes are specialized flagellated cells found in sponges, also known as collar cells due to their distinctive collar-like structure surrounding the flagellum.
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106
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Remembering
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Which of the following has enterocoelomate invertebrate?
View answer and explanation
Correct option: A
Echinodermata
Option A (Echinodermata) is correct because echinoderms are enterocoelomate invertebrates, meaning their coelom forms from outpouchings of the archenteron.
107
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Understanding
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The combination of a true coelom and repeating body segmentation allows the annelids (unlike the anatomically “simpler” worms) to do which of the following?
View answer and explanation
Correct option: A
Attain complex body shapes and thus locomote more precisely
Option A is correct because the combination of a true coelom and segmentation allows for more precise and complex body movements by providing hydrostatic compartments and independent muscle control in each segment.
108
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Understanding
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How many of the following given characteristics is/are shown by the class to which Clarias belongs?
a) Sexes are separate
b) Fertilisation is usually external
c) Mostly Oviparous
d) Development is direct.
Choose the correct option.
a) Sexes are separate
b) Fertilisation is usually external
c) Mostly Oviparous
d) Development is direct.
Choose the correct option.
View answer and explanation
Correct option: A
Four
Option A (Four) is correct because Clarias (a fish) exhibits all four characteristics: separate sexes, external fertilization, oviparity, and direct development.
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Analyzing
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(1) Marine with streamlined body
(2) Cartilaginous endoskeleton
(3) Mouth ventral
(4) Caudal fin is heterocercal
(5) Notochord is persistent throughout life
Above characters belong to how many of the following organisms?
Dogfish, Sawfish, Flying fish, Fighting fish, Angelfish, Jellyfish, Starfish, Trygon, Torpedo, Rohu, Catla. Magur
(2) Cartilaginous endoskeleton
(3) Mouth ventral
(4) Caudal fin is heterocercal
(5) Notochord is persistent throughout life
Above characters belong to how many of the following organisms?
Dogfish, Sawfish, Flying fish, Fighting fish, Angelfish, Jellyfish, Starfish, Trygon, Torpedo, Rohu, Catla. Magur
View answer and explanation
Correct option: B
Four
Option B is correct because Dogfish, Sawfish, Trygon, and Torpedo possess the listed characteristics.
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Analyzing
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Find the odd one out wrt habitat.
View answer and explanation
Correct option: B
Planaria
Option B (Planaria) is the odd one out because it is a free-living organism, while the others are parasitic.
111
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Remembering
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Scales and paired fins are absent in
View answer and explanation
Correct option: D
Myxine
Option D (Myxine) is correct because Myxine (hagfish), a cyclostome, lacks scales and paired fins.
112
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Remembering
+4 | -1
Hydra possesses
View answer and explanation
Correct option: D
Many testes and one ovary
Option D (Many testes and one ovary) is correct because Hydra typically has multiple testes and a single ovary for sexual reproduction.
113
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Analyzing
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Assertion: Characters of cyclostomes show an
advance over Amphioxus.
Reason: Cyclostomes have some degenerated
characters.
advance over Amphioxus.
Reason: Cyclostomes have some degenerated
characters.
View answer and explanation
Correct option: B
If both Assertion and Reason are true but Reason
is not the correct explanation of Assertion
is not the correct explanation of Assertion
Option B is correct because cyclostomes do show advancements over Amphioxus, and they also possess some degenerated characters, but the reason doesn't explain the assertion.
114
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Understanding
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Which of the following have a body cavity not lined by mesoderm, but is present as scattered pouches in between ectoderm and endoderm?
View answer and explanation
Correct option: D
Aschelminthes
Option D (Aschelminthes) is correct because Aschelminthes (nematodes) possess a pseudocoelom, which is a body cavity not entirely lined by mesoderm.
115
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Analyzing
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Assertion: In ctenophores, digestion is chiefly
extracellular.
Reason: Digestive tract is incomplete in
ctenophores.
extracellular.
Reason: Digestive tract is incomplete in
ctenophores.
View answer and explanation
Correct option: D
If both Assertion and Reason are false
Option D (If both Assertion and Reason are false) is correct because digestion in ctenophores is primarily intracellular, and they have a complete digestive tract.
116
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Understanding
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Choose the correct match
View answer and explanation
Correct option: A
Aves – Pneumatic Bones
Option C (Echinoderms are protostomous coelomates) is correct because echinoderms are deuterostomes, not protostomes. Protostomes are characterized by the blastopore developing into the mouth, while deuterostomes have the blastopore developing into the anus.
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Understanding
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A: Hemichordata was earlier considered as a phylum under sub-phylum Chordata.
R: Hemichordata consits of a small group of worm-like marine animals.
R: Hemichordata consits of a small group of worm-like marine animals.
View answer and explanation
Correct option: D
A is wrong, R is true
Option D (A is wrong, R is true) is correct because the assertion incorrectly states that Hemichordata was a *phylum* under *sub-phylum* Chordata; it was actually a *sub-phylum* under the *phylum* Chordata. The reason is true as Hemichordates are worm-like marine animals.
118
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Remembering
+4 | -1
Food storage in Leucosolenia occurs by
View answer and explanation
Correct option: C
Thesocytes
Option C (Thesocytes) is correct because thesocytes are specialized cells in Leucosolenia that store food reserves.
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Understanding
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(S-I): Hemichordata was earlier considered as a sub-phylum under phylum Chordata.
(S-II): Now Hemichordata placed as separate phylum under non chordata.
(S-II): Now Hemichordata placed as separate phylum under non chordata.
View answer and explanation
Correct option: A
Both statements are true
Option A (Both statements are true) is correct because Hemichordata was previously considered a sub-phylum under Chordata, but is now recognized as a separate phylum within the non-chordates.
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Understanding
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Which one of the following is the feature of phylum-Chordata is also exhibited by adult tunicate?
View answer and explanation
Correct option: A
Possession of pharyngeal gill slits
Option A (Possession of pharyngeal gill slits) is correct because both adult tunicates and members of phylum Chordata possess pharyngeal gill slits at some stage in their life cycle.
Revision notes and key takeaways
Review ANIMAL KINGDOM in your textbook or class notes, then use this set to check your understanding.
Showing 91-120 of 292 questions