51
In which of the following groups, animals bear no teeth?
A)
Peacock, ostrich, tortoise
B)
Owl, loris, crow
C)
Alligator, turtle, tortoise
D)
Turtle, kiwi, cow
Answer & Solution
Answer: Option
A
52
Syrinx is the voice box in
A)
amphibians
B)
reptiles
C)
birds
D)
mammals
Answer & Solution
Answer: Option
C
53
Which of the following structures present in mammalian skin directly helps in keeping the body warm?
A)
Pigmented cells
B)
Sweat glands
C)
Lymph vessels
D)
Blood capillaries
Answer & Solution
Answer: Option
D
54
The language used in writing the scientific name of animals is
A)
French
B)
Latin
C)
German
D)
Dutch
Answer & Solution
Answer: Option
B
55
Which one of the following is the tallest bird?
A)
Peacock
B)
Penguin
C)
Ostrich
D)
Emu
Answer & Solution
Answer: Option
C
56
Taenia solium (tapeworm) lives as a parasite in
A)
pig
B)
abdomen of man/woman
C)
intestine of man/woman
D)
liver of man/woman
Answer & Solution
Answer: Option
C
57
The tusk of the elephant is an enormously enlarged
A)
upper incisor
B)
upper canine
C)
lower canine
D)
lower incisor
Answer & Solution
Answer: Option
A
58
Which is the only mammal that can fly?
A)
Whale
B)
Bat
C)
Hen
D)
Lizard
Answer & Solution
Answer: Option
B
59
Among the following sets of salient features, which set does not exclusively characterise mammals?
A)
Presence of sweat glands, hairs on skin and diphyodonts
B)
Presence of mammary glands, sweat glands and diaphragm
C)
Absence of mammary glands, sweat glands and diaphragm
D)
Presence of mammary glands, hairs on skin and diaphragm
Answer & Solution
Answer: Option
C
60
Animals in which the cells are arranged in three embryonic layers are called
A)
diploblastic
B)
ectoderm
C)
triploblastic
D)
endoderm
Answer & Solution
Answer: Option
C
