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Fill in the blanks In sponges, fertilisation is a_____ and development is b_____having a larval stage which is morphologically c______from the adult.A. a-Internal,b-Indirect, c-distinctB. a-Internal, b-Indirect, c-similarC. a-External, b-Direct, c-distinctD. a-External, b-Indirect, c-similar |
Answer» Correct Answer - A In Sponges, fertilisation is internal and development is indirect having a larval stage which is morphologically distinct from the adult. |
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