f there is a steep decline in the population of the major pollinators in an area, which of the following angiosperms would be most directly affected: aspen trees, pear trees, or dandelion plants? Why?
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If there is a steep decline in the population of the major pollinators in an area, which of the following
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- The three main parts of a typical mature eudicot seed are the _______ . a. pollen grain, egg, and seed coat b. embryo, endosperm, and seed coat c. megaspores, microspores, and ovule d. embryo, cotyledons, and seed coatSome angiosperm species have exclusive relationships with just one species of pollinator. How would this relationship benefit the plant? What are the risks to the plant?What are the relationship of angiosperms and gymnosperms with pollinator species,? please cite at least 5 pollinators species (definition, example, and how they pollinate).
- A slight change in a plant species’ flower structure might favor a different pollinator. How might such a change in flower structure lead to a new plant species? How does coevolution between flowering plants and animal pollinators help explain the huge diversity of angiosperms?What are the advantages and disadvantages of wind pollination? What are the advantages and disadvantages of pollination by animals? Why do both types of pollination persist among the angiosperms?What are the major differences between angiosperms and gymnosperms? What are their relationship with pollinator species, please cite at least 5 pollinators species (definition, example, and how they pollinate).
- Why does the ocotillo not drop its leaves at a singlepredictable time each year, as do temperate angiosperm trees and shrubs?If animal pollination has so many advantages,why did approximately 20% of angiosperm species subsequently evolve a dependence on wind for pollination?Which suite of reproductive features distinguishes angiosperms from gymnosperms? A. The carpel, double fertilisation, endosperm formation B. Pollen-formation, double fertilisation, seed-formation C. Pollen-formation, the carpel, double fertilisation, endosperm formation D. The carpel, double fertilisation, endosperm formation, seed-formation
- Which statement about wind-pollinated plants is correct? Their stamens and stigmas are inside the flower and, compared to insect-pollinated plants, they have large petals Their stamens and stigmas are outside the flower and, compared to insect-pollinated plants, they have small petals Their stamens and stigmas are outside the flower and, compared to insect-pollinated plants, they have large petalsThere are the two main characteristics specific to members of angiosperm and attributed as the reason for their success and diversity. What are they and explain how each contributes to the success of this group of plantsIn the lifecycle of an angiosperm, male pollen is produced in the ______ and is transferred to the ______on a carpel through the process of pollination (fill in the blanks) Group of answer choices Anther, Stigma Stamen, Petal Anther, Sepal Stamen, Receptacle Anther, Receptacle