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Plants 3
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Explain what is asexual reproduction in plants.
It doesn't need gametes; it can happen through budding; using spores etc. The offspring is genetically identical to the parent plant.
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What is it called when a pollen grain reaches the stigma and forms a pollen tube, forming a zygote?
Fertilisation
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What are the 2 parts of the stamen called?
Filament and anther
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What is a pteridophyte?
A vascular plant that disperses spores.
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Can you think of an example of a plant adapting to heat?
Cactus & pine trees - have needle-shaped leaves to lose less water during transpiration
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What is the process of pollen from one flower reaching another flower (or sometimes the same flower), in order to reproduce?
Pollination
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What type of reproduction(s) do bryophytes do?
Both asexual and sexual (alternation of generations)
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What is the process of a seed becoming a new plant called?
Germination
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Explain what is sexual reproduction in plants.
It requires male and female gametes (pollen and ovule), that are made in the flowers. Together they form a zygote which grows into a new plant.
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What is a bulb?
It is the part of some plants, mostly underground, that stores food while the plant is resting from growing.
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What are plant adaptations?
Characteristics that allow plants to survive in their environment.
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What do we call the process of reproduction by producing spores?
Sporogenesis
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Can you think of an example of a plant adapting to water?
Lily leaves can float - they are flat to absorb light and the stomata are on top, so that water doesn't interfere with gas exchange
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