Separation of sick and non-productive birds from healthy and productive birds is known as

1.  Deworming

2.  Culling

3.  Dubbing

4.  Cannibalism

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4
Correct Answer :

Culling


Explanation :
No Explanation available for this question

The female fish which keeps the fertilized eggs guarded in its mouth (parental care)

1.  Thunnus albacares

2.  Clarias batrchus

3.  Oreochromis mossambices

4.  Cyprinus carpio

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4
Correct Answer :

Oreochromis mossambices


Explanation :
No Explanation available for this question

"Western Blot" test is done for the confirmation of

1.  Malaria

2.  Filaria

3.  Anaemia

4.  AIDS

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4
Correct Answer :

AIDS


Explanation :
No Explanation available for this question

Trichonympha lives as a symbiont in the alimentary canal of

1.  Earthworms

2.  Termites

3.  Snails

4.  Hermit Crabs

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4
Correct Answer :

Termites


Explanation :
No Explanation available for this question

Ceratium is a

1.  Dinoflagel1ate

2.  Diatom

3.  Slime mould

4.  Sporozoan

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4
Correct Answer :

Dinoflagel1ate


Explanation :
No Explanation available for this question

The molluscan which is unisexual with a single gonad and veliger larva in its life history is

1.  Sepia

2.  Octopus

3.  Loligo

4.  Dentalium

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4
Correct Answer :

Dentalium


Explanation :
No Explanation available for this question

The animal whose body wall secretes thick covering called "Lorica"

1.  Polystomella

2.  Tubifex

3.  Brachionus

4.  Loris

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4
Correct Answer :

Brachionus


Explanation :
No Explanation available for this question

Members of this phylum exhibit adaptations to widely varied environmental conditions

1.  Porifera

2.  Coelenterata

3.  Echinodermata

4.  Mollusca

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4
Correct Answer :

Mollusca


Explanation :
No Explanation available for this question

Which of the following statements are true about protostomes

1.  cleavage spindles or planes are oblique to the polar axis of the zygote

2.  cleavage spindles or planes are  at right angles to the polar axis of the zygote

3.  The fate of blastometers is fixed early in the development

4.  The fate of blastometers is fixed relatively late in the development

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4
Correct Answer :

cleavage spindles or planes are  at right angles to the polar axis of the zygote


Explanation :
No Explanation available for this question

Aristotle's lantern is useful in:

1.  Photoreception

2.  Chewing

3.  Excretion

4.  Respiration

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4
Correct Answer :

Chewing


Explanation :
No Explanation available for this question
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