23. A flower that develops with only sepals and carpels is An accessory flower 24. Members of this phylum are found mostly in freshwater. They have a ciliated food-gathering organ at the tip of their head called a corona. The beating of the cilia gives the appearance of a turning wheel. Some members of this phylum make extensive use of parthenogenesis for reproduction Rotifera (rotifers) 25. Sessile adults with a body made of spongin and spicule fibres belong to which phylum? They typically live in the ocean and have a cellular level of development. Porifera (sponges) 26. If you see a blue flower with "nectar guide" stripes best seen in ultraviolet light and stripes or nectar guides leading down to the nectar offered as a reward, it is likely pollinated by: 27. The term “angiosperm” means: Seed enclosed in a vessel 28. Members of this phylum do not have bilateral symmetry; they may have both polyp and medusa forms as adults, and the larval stage is called planula. They can reproduce asexually or sexually. Cnideria (stinging-celled animals) 29. The root structure or zone where cells elongate up to 10 times their original length is
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