1.  Euspongia

2.  Oyster

3.  Chalina

4.  Clionav

4
Correct Answer :

Clionav


Explanation :
No Explanation available for this question

1.  Asteroidea

2.  Ophiuroidea

3.  Crinoidea

4.  Echinoidea

4
Correct Answer :

Crinoidea


Explanation :
No Explanation available for this question

1.  Three pairs of legs and segmented body

2.  Chitinous cuticle and two pairs of antennae

3.  Jointed appendages and chitinous exoskeleton

4.  Cephalothorax and tracheae

4
Correct Answer :

Jointed appendages and chitinous exoskeleton


Explanation :
No Explanation available for this question

1.  2 pairs in thorax 10 pair in abdomen

2.  2 pairs in thorax and 6 pairs in abdomen

3.  2 pairs in thorax and 8 pairs in abdomen

4.  2 pairs in thorax and 4 pairs in abdomen

4
Correct Answer :

2 pairs in thorax and 8 pairs in abdomen


Explanation :
No Explanation available for this question

1.  red in colour, due to dissolved haemoglobin in plasma

2.  red in colour, due to dissolved haemoglobin in corpuscles

3.  blue in colour, due to dissolved haemocyanin in plasma

4.  blue in colour, due to dissolved haemocyanin in corpuscles

4
Correct Answer :

red in colour, due to dissolved haemoglobin in plasma


Explanation :
No Explanation available for this question

1.  Euplectella

2.  Spongilla

3.  Euspongia

4.  Sycon

4
Correct Answer :

Spongilla


Explanation :
No Explanation available for this question

1.  Crop

2.  midgut

3.  gizzard

4.  ileum

4
Correct Answer :

midgut


Explanation :
No Explanation available for this question

1.  development of gonads

2.  pre-adult animal

3.  metamorphosis

4.  retention of larval or embryonic trait in the adult body.

4
Correct Answer :

retention of larval or embryonic trait in the adult body.


Explanation :
No Explanation available for this question

1.  A

2.  B

3.  C

4.  E

4
Correct Answer :

E


Explanation :
No Explanation available for this question

1.  A

2.  B

3.  C

4.  D

4
Correct Answer :

A


Explanation :
No Explanation available for this question

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