True Roots And Leaves Flashcards

1
Q

What are these plant organs and what do they do

A

Roots are plant organs that anchor plants while absorbing water and minerals from the soil and leaves are specialised organs that carry out photosynthesis

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2
Q

What Plant organs do Bryophytes contain

A

Bryophytesdo nothave leaves and they consist of a primary stem with flattened outgrowths that look like leaves. They also do nothave true roots because of the absence of vascular tissue. Bryophytes have tiny filamentous outgrowths from their base calledrhizoids.

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3
Q

What plant organs do Pteridophytes contain

A

Pteridophytes have large true leaves called fronds attached to a central stalk, which connects it to a rhizome stem. The roots of pteridophytes are called adventitious roots because of the formation of the roots directly from the rhizome. The roots anchor the plant firmly in the soil and absorb water and minerals.

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4
Q

What plant organs do Gymnosperms contain

A

Gymnosperms have true leaves. The leaves come in a variety of shapes and sizes. Gymnosperms can also survive well on land because they have ataprootwith well-developed lateral roots

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5
Q

What plant organs do Angiosperm contain

A

Angiosperms have true leaves that grow out from the main stem or branches. Like all other spermatophytes, angiosperms are well suited to life on land because they have a well-developed root system.

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6
Q

what makes plant depend highly on water or low on water for reproduction

A

Plants producing spores have ahigh dependencyon water for reproduction whereas plants producing seeds have a verylow dependencyon water.

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7
Q

what are The reproductive structures of Bryophytes called

A

Gametes

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