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Answer:
(1)zooidogamy is a condition in which male gametes in swim in the water to reach female gametes while siphonogamy is a condition in which pollen tubes are developed to carry male gametes to female gametes .
Answer:
Explanation:
1. ZOODIOGAMY : It is a type of plant reproduction in which male gamete swims in water to reach the female gamete .ex- algae.
SIPHONOGAMY: It is a type of plant reproduction in which pollen tubes are developed for transfer of male gamete to egg cell .ex-angiosperms .
2. Angiosperms have much smaller female reproductive parts than non-flowering plants, allowing them to produce seeds more quickly. Angiosperms have carpels that enclose developing seeds that may turn into a fruit. A great advantage for angiosperms is the production of endosperm.
3. Cycas revoluta is called sago palm
4. Gymnosperms are a group of plants with the following unique characteristics:
- They do not have an outer covering or shell around their seeds.
- They do not produce flowers.
- They do not produce fruits.
5. Gymnosperms have major economic uses. Pine, fir, spruce, and cedar are all examples of conifers that are used for lumber, paper production, and resin. Some other common uses for gymnosperms are soap, varnish, nail polish, food, gum, and perfumes.