Practice high-yield Biology & Life Sciences MCQs on Animal Kindom — Part 2 with worked academic solutions for MDCAT, PPSC, FPSC, NTS.
Questions
40
Difficulty Level
Exam-Level
Target Exams
MDCAT, PPSC, FPSC...
Estimated Time
48 mins
Exam-Level MDCAT PPSC FPSC NTS
Verified for Commission Syllabus • Oct 14, 2026
40
Verified Practice Questions
Interactive test mode with detailed academic worked solutions
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🎉 Set complete! All 40 questions answered.
Question 1 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which one of the following is not a true snake?
Correct Answer: Option A — Glass snake
Detailed Academic Explanation:
Glass snake is the correct answer to “Which one of the following is not a true snake”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 2 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Sweat glands in mammals are primarily concerned with
Correct Answer: Option C — thermoregulation
Detailed Academic Explanation:
thermoregulation is the correct answer to “Sweat glands in mammals are primarily concerned with”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 3 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Wings of birds are
Correct Answer: Option B — modified forelimbs
Detailed Academic Explanation:
modified forelimbs is the correct answer to “Wings of birds are”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 4 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Tapeworm belongs to which group of the animal kingdom?
Correct Answer: Option B — Platyhelminthes
Detailed Academic Explanation:
Platyhelminthes is the correct answer to “Tapeworm belongs to which group of the animal kingdom”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 5 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Birds which swim in water have
Correct Answer: Option A — webbed feet
Detailed Academic Explanation:
webbed feet is the correct answer to “Birds which swim in water have”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 6 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
'Air bladder' in fish acts as
Correct Answer: Option B — hydrostatic organ
Detailed Academic Explanation:
hydrostatic organ is the correct answer to “'Air bladder' in fish acts as”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 7 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
The only bird that flies backward is
Correct Answer: Option D — humming bird
Detailed Academic Explanation:
humming bird is the correct answer to “The only bird that flies backward is”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 8 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which of the following is correct about cold-blooded animals?
Correct Answer: Option B — Their body temperature changes in accordance with the atmosphere
Detailed Academic Explanation:
Their body temperature changes in accordance with the atmosphere is the correct answer to “Which of the following is correct about cold-blooded animals”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 9 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Types of vertebrate animals which creep and crawl are called
Correct Answer: Option D — reptilians
Detailed Academic Explanation:
reptilians is the correct answer to “Types of vertebrate animals which creep and crawl are called”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 10 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
. . . . . . . . is a sessile animal, that relies upon its relationship with plants-like algae to build the largest structures of biological origin on earth.
Correct Answer: Option C — Coral
Detailed Academic Explanation:
Coral is the correct answer to “. . . . . . . . is a sessile animal, that relies upon its relationship with plants-like algae to build the largest structures of biological origin on earth.”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 11 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
In which of the following groups, animals bear no teeth?
Correct Answer: Option A — Peacock, ostrich, tortoise
Detailed Academic Explanation:
Peacock, ostrich, tortoise is the correct answer to “In which of the following groups, animals bear no teeth”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 12 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Syrinx is the voice box in
Correct Answer: Option C — birds
Detailed Academic Explanation:
birds is the correct answer to “Syrinx is the voice box in”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 13 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which of the following structures present in mammalian skin directly helps in keeping the body warm?
Correct Answer: Option D — Blood capillaries
Detailed Academic Explanation:
Blood capillaries is the correct answer to “Which of the following structures present in mammalian skin directly helps in keeping the body warm”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 14 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
The language used in writing the scientific name of animals is
Correct Answer: Option B — Latin
Detailed Academic Explanation:
Latin is the correct answer to “The language used in writing the scientific name of animals is”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 15 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which one of the following is the tallest bird?
Correct Answer: Option C — Ostrich
Detailed Academic Explanation:
Ostrich is the correct answer to “Which one of the following is the tallest bird”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 16 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Taenia solium (tapeworm) lives as a parasite in
Correct Answer: Option C — intestine of man/woman
Detailed Academic Explanation:
intestine of man/woman is the correct answer to “Taenia solium (tapeworm) lives as a parasite in”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 17 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
The tusk of the elephant is an enormously enlarged
Correct Answer: Option A — upper incisor
Detailed Academic Explanation:
upper incisor is the correct answer to “The tusk of the elephant is an enormously enlarged”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 18 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which is the only mammal that can fly?
Correct Answer: Option B — Bat
Detailed Academic Explanation:
Bat is the correct answer to “Which is the only mammal that can fly”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 19 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Among the following sets of salient features, which set does not exclusively characterise mammals?
Correct Answer: Option C — Absence of mammary glands, sweat glands and diaphragm
Detailed Academic Explanation:
Absence of mammary glands, sweat glands and diaphragm is the correct answer to “Among the following sets of salient features, which set does not exclusively characterise mammals”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 20 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Animals in which the cells are arranged in three embryonic layers are called
Correct Answer: Option C — triploblastic
Detailed Academic Explanation:
triploblastic is the correct answer to “Animals in which the cells are arranged in three embryonic layers are called”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 21 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which of the following are warm-blooded animals?
Correct Answer: Option A — Whales
Detailed Academic Explanation:
Whales is the correct answer to “Which of the following are warm-blooded animals”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 22 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which of the following phylum are also called flatworms?
Correct Answer: Option D — Platyhelminthes
Detailed Academic Explanation:
Platyhelminthes is the correct answer to “Which of the following phylum are also called flatworms”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 23 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which part becomes modified as the tusk of elephant?
Correct Answer: Option C — Second incisor
Detailed Academic Explanation:
Second incisor is the correct answer to “Which part becomes modified as the tusk of elephant”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 24 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Of the following birds, which one lays the largest egg?
Correct Answer: Option D — Ostrich
Detailed Academic Explanation:
Ostrich is the correct answer to “Of the following birds, which one lays the largest egg”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 25 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
An invertebrate does not have
Correct Answer: Option A — notochord
Detailed Academic Explanation:
notochord is the correct answer to “An invertebrate does not have”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 26 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which phenomenon do bats or dolphins use to find prey, predators or obstacles?
Correct Answer: Option D — Echolocation
Detailed Academic Explanation:
Echolocation is the correct answer to “Which phenomenon do bats or dolphins use to find prey, predators or obstacles”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 27 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Male mosquitoes take their food from
Correct Answer: Option C — the sap of plants
Detailed Academic Explanation:
the sap of plants is the correct answer to “Male mosquitoes take their food from”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 28 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which of the following is an egg laying mammal?
Correct Answer: Option D — Spiny anteater
Detailed Academic Explanation:
Spiny anteater is the correct answer to “Which of the following is an egg laying mammal”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 29 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
The largest invertebrate is a/an
Correct Answer: Option B — mollusc
Detailed Academic Explanation:
mollusc is the correct answer to “The largest invertebrate is a/an”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 30 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which one of the following set belongs to the class-Mammalia?
Correct Answer: Option D — Whale, bat, kangaroo, Hippopotamus
Detailed Academic Explanation:
Whale, bat, kangaroo, Hippopotamus is the correct answer to “Which one of the following set belongs to the class-Mammalia”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 31 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
'Pigeon milk' is produced by
Correct Answer: Option B — birds
Detailed Academic Explanation:
birds is the correct answer to “'Pigeon milk' is produced by”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 32 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Blubber is
Correct Answer: Option B — a layer of thick fat
Detailed Academic Explanation:
Option "a layer of thick fat" is the correct answer for this question under Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 33 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Tiny marine animals which constitute limestone skeletons are called
Correct Answer: Option B — Coral reefs
Detailed Academic Explanation:
Coral reefs is the correct answer to “Tiny marine animals which constitute limestone skeletons are called”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 34 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
In which vertebrate oxygenated and deoxygenated blood gets mixed?
Correct Answer: Option B — Amphibian
Detailed Academic Explanation:
Amphibian is the correct answer to “In which vertebrate oxygenated and deoxygenated blood gets mixed”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 35 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
The commonest mammal is
Correct Answer: Option C — man (Homo sapiens)
Detailed Academic Explanation:
man (Homo sapiens) is the correct answer to “The commonest mammal is”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 36 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
To which of the following classes do parrots belong?
Correct Answer: Option C — Aves
Detailed Academic Explanation:
Aves is the correct answer to “To which of the following classes do parrots belong”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 37 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
An ant can see the objects all around it due to the presence of
Correct Answer: Option C — compound eyes
Detailed Academic Explanation:
compound eyes is the correct answer to “An ant can see the objects all around it due to the presence of”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 38 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Columba livia is the scientific name of
Correct Answer: Option A — pigeon
Detailed Academic Explanation:
pigeon is the correct answer to “Columba livia is the scientific name of”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 39 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
Which of the following animals has a clitellum?
Correct Answer: Option C — Earthworm
Detailed Academic Explanation:
Earthworm is the correct answer to “Which of the following animals has a clitellum”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
Question 40 of 40
★ MDCAT
★ PPSC
★ MDCAT
★ PPSC
The example of hermaphrodite animal in which cross-fertilisation occurs is
Correct Answer: Option C — earthworm
Detailed Academic Explanation:
earthworm is the correct answer to “The example of hermaphrodite animal in which cross-fertilisation occurs is”. This question is standard in competitive examination syllabi for Animal Kindom.
💡Key Conceptual Anchor:Animal Kindom
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Animal Kindom — Part 1
Master the next curriculum module with 40 exam-standard MCQs.
In competitive commission exams (FPSC, PPSC, KPPSC, SPSC, CSS, PMS), questions are frequently phrased with distractor options designed to catch rote learners. Whenever you answer an MCQ, read the Detailed Academic Explanation and Conceptual Anchor to understand why the remaining options are incorrect.