31.
Cleavage in mammals
A
Holoblastic equal
B
Holoblastic unequal
C
Superficial
D
Discoidal
Answer :
Holoblastic equal
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32.
Order squamata consists of
A
Crocodile
B
Lizards and Snakes
C
Bats
D
Turtles and Pangolin
Answer :
Lizards and Snakes
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33.
Which type of vertebrae occurs in fishes
A
Aceoelus
B
Procoelus
C
Amphicoelus
D
None of the above
Answer :
Amphicoelus
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34.
Which one of the following groups of strucutres/organs have similar function
A
Typholosle in earthworm, intestinal villi in rat and contractile vacuole in Amoeba
B
Nephridia in earthworm, Malpighain tubules in cockroach and urinary tubules in rat
C
Antennae of cockroach, tympanum of frog and clitellum of earthworm
D
Incisors of rat, gizzard (proventriculus) of cockroach and tube feet of starfish
Answer :
Nephridia in earthworm, Malpighain tubules in cockroach and urinary tubules in rat
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35.
Echinoderms are Heartless, brainless headless eyt from evolutionary point of view, they have been placed on the top of the invertebrate phyla because of the presence in them of
A
Powr of reproduction
B
Great powr of regeneratioin
C
Exclusively marine
D
Presence of enterocoel
Answer :
Presence of enterocoel
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36.
Nauplius larva is characteristic of class
A
Insecta
B
Myriapoda
C
Crustacea
D
Arachnida
Answer :
Crustacea
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37.
Which of the following animals does not undergo metamorphosis?
A
Earthworm
B
Tunicate
C
Starfish
D
Moth
Answer :
Earthworm
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38.
Which of the following belongs to the class Amphineura
A
Chton
B
Nautilus
C
Dentalium
D
Pinctada
Answer :
Chton
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39.
Nutrition in Ascaris is
A
Sapro zoic
B
Parasiti
C
Holozoic
D
Mixotrophic
Answer :
Holozoic
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40.
Which is not an adaptation of parasitic life is flat worms
A
Flat body
B
Thick cuticle on body
C
Production of eggs in great number
D
Presence of hook
Answer :
Flat body
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