Worksheet B10.01
Plant reproduction
Complete the paragraphs, using the terms in the list. You may use each term
once, more than once or not at all.
anthers
cytoplasm
different
fertilization
filaments
identical
nuclei
ovaries
ovules
pollen
root
seed
stigmas
style
tube
zygote
Many plants are able to reproduce both asexually and sexually. In asexual
reproduction, a single plant produces new plants that are genetically
……………………. . The offspring from this kind of reproduction are usually
clustered around the parent plant.
In sexual reproduction, male and female gametes are produced in the flowers.
The male gametes are inside the ……………………. grains, which are made in the
………………… of the flower. The female gametes are inside the …………………….. ,
which are made in the …………………………. of the flower.
Sexual reproduction always involves ………..………… , in which the …….……………. of
a male gamete and a female gamete fuse together. In flowers, fertilisation
happens inside the ovaries.
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The male gametes of flowers cannot move by themselves. Flowers make use of
insects or the wind to carry pollen from the …………………….. to the …………………… .
The pollen grain then grows a …………………….. down through the ……………………..
to the ovule. The male nucleus travels down the tube, and fuses with the female
gamete to produce a ……………………… . This then grows into an embryo plant.
© Cambridge University Press 2017