DOL Investigation 6 Question Preview (ID: 46931)
Seeds
Flower.
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What are the three seed parts?
a) cotyledon, embryo, seed coat
b) outside, inside, baby plant
c) vascular tissue, pollen, seed
d) roots, stems, leaves
The function of the cotyledon is to
a) provide protection for the embryo.
b) help the seed be a little more visible.
c) cover the outside of the seed.
d) provide the plant embryo with food.
Seeds must be _____ in order for a better chance at survival.
a) kept right next to the parents
b) germinated before being moved away from the parents
c) dispersed near the parents
d) dispersed away from the parents
_____ occurs when the embryo begins to grow again and pushes out of the seed.
a) pollination
b) fertilization
c) germination
d) dispersion
Scientists change seeds to be more salt tolerant. This means that scientists are changing the _____ factors of the seed.
a) salt
b) genetic
c) germination
d) fertilization
Which list represents the female parts of the flower?
a) pistil (stigma, style, ovary, ovule)
b) stamen (anther, filament)
c) flower (petal, receptacle, sepal)
d) None of these options
Which list represents the male parts of the flower?
a) pistil (stigma, style, ovary, ovule)
b) stamen (anther, filament)
c) flower (petal, receptacle, sepal)
d) None of these options
Which list represents how new plants grow?
a) seed dispersal, plant growth
b) fertilization, pollination, plant growth
c) pollination, fertilization, dispersal, germination
d) germination, dispersal, fertilization, pollination
What is a pollination syndrome?
a) The characteristics that can be used to predict the type of pollinator that will aid the flower in successful reproduction.
b) A syndrome that describes flowers that are unable to be pollinated in order for reproduction to take place.
c) The characteristics each particular flower has that allows for germination.
d) None of these options
Which list represents what happens when a flower is pollinated?
a) Pollen lands on the style and fertilizes the ovary.
b) Pollen enters the ovary.
c) The pollen lands on the style, which fertilizes all the female sex cells in the ovary.
d) The pollen lands on the stigma, a pollen tube grows down the style, the male and female sex cell join in the ovary.
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