1.2 POLLINATION, FRUITS AND SEEDS Flashcards
the noun the described the way something is suited to its function or environment
adaptation
suited to a certain purpose or function
adapted
the process that joins the pollen and eggs to make seeds and an egg with sperm in animals
fertilization
the verb means to transfer pollen from an anther to the stigma of the same kind
pollinate
the process that brings pollen from an anther to the stigma of a flower of the same kind
pollination
a living thing, such as an insect, that carries pollen from an anther to the stigma of a flower
pollinator
why do flowers pollinated by insects have brightly coloured, scented petals and nectar?
to attract insects
why do flowers pollinated by wind produce lots of dry pollen?
they need lots of pollen because the wind blows it away easily.
why do flowers pollinated by wind have little colour, no petals or scents?
they dont need to attract insects
how does pollination help the plant reproduce?
pollination brings the male pollen to the female stigma so that fertilizations can take place to form fruit
explain how pollination is different to fertilization
pollination is when pollen is carried to the stigma of the same kind of flower. fertilization is when the pollen and eggs join together in the ovary of the flower
which part of the flower forms the fruit?
the ovary
what are the functions of the fruit?
the fruit protects the seeds and helps to spread them
moths pollinate flowers at night. what colour flowers do you think they pollinate? say why?
yellow and white, it is easy to see in the dark
birds are also pollinators. why do most red flowers are pollinated by birds rather than other insects?
insects cant see the colour red very well. birds see red well so they are attracted to red flowers
