Multiple choice questions XXXXXII — task. Science CBSE, Class 9.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. Which of the following organisms possesses an open circulatory system?

(i) Arthropoda (ii) Mollusca
(iii) Annelida (iv) Cnidaria

(ii) and (iv)
(i) and (iii)
(i) and (ii)
(ii) and (iii)

2. Which among the following is a common feature of chordates?

Presence of gill pouches
Presence of notochord
Presence of coelom
The presence of a triploblastic condition

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