plants 2 Flashcards by Gagandeep Kaur | Brainscape

Q

sepals

A

leaf that protects the flower bud

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Q

petals

A

brightly colored leaf of a flower

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Q

flower

A

organ of reproduction

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Q

stamen

A

male reproductive cell

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Q

perfect flower

A

has both male & female reproductive parts

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Q

corolla

A

circle of petals which surround the flower parts

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Q

imperfect flower

A

have only male OR female reproductive parts.

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Q

anther

A

produces & stores pollen grains

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Q

filament

A

stalk that holds up the anther

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Q

pollen cell

A

male reproductive cell

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Q

egg cell

A

female reproductive cell

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Q

pollination

A

movement of pollen from stamen to pistil

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Q

self pollination

A

movement of pollen to the pistil in the same flower

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Q

cross pollination

A

movement of pollen to the pistil on a different flower

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Q

vegetative propagation

A

parts of plants develop into new plants

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Q

asexual reproduction

A

one parent is needed

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Q

tubers

A

underground stem. plants grow from eyes

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Q

bulbs

A

underground stem with thick,colorless leaves

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Q

rhizomes

A

underground stem that produces nodes

Q

runners

A

stems that grow outward and touch the ground

Q

cuttings

A

plants can grow from cut pieces of themselves

Q

grafting

A

branch from trees joined together

Q

layering

A

drooping stem touches ground and grow

Q

stimulus

A

something that causes a reaction to take place

Q

response

A

a reaction to a stimulus

Q

tropism

A

plant response to something in the environment

Q

phototropism

A

growth of a plant in response to light

Q

geotropism

A

growth of a plant in response to gravity.

Q

hydrotropism

A

growth of a plant in response to water

Q

thigmotropism

A

growth of a plant in response to touch

Q

what embryo eventually becomes

A

seeds

Q

pistil

A

female reproductive structure of a flower

Q

stigma

A

traps pollen at the top of the pistil (sticky)

Q

style

A

neck like portion of the pistil

Q

ovary

A

bottom part of the pistil (Contains ovules)

Q

ovules

A

within the over & holds eggs

Q

reproductive cells are also called…

A

gametes

Q

pollen cell stimulates the growth of this

A

pollen tube

Q

fertilization

A

joining of the pollen & egg cells

Q

zygote

A

another name for a fertilized egg

Q

embryo

A

mature zygote

Q

covering that protects the seed

A

seed coat

Q

endosperm

A

stored food for the embryo

Q

germination

A

when a new plant sprouts from a seed

Q

fruit

A

large ovary and its seeds