plant systems Flashcards

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1
Q

shoot system

A

the system in a flowering plant that is specialized to conduct photosynthesis and reproduce sexually; it consists of the leaf, flower and the stem

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2
Q

root system

A

the system in a flowering plant, fern, or conifer that anchors the plant, absorbs water and minerals, and stores food

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3
Q

leaf

A

main photosynthetic structure
some leaves are adapted for support, production, reproduction and attraction
some are edible, sources of waxes and medicines

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4
Q

flower

A

specialized structures developed for sexual reproduction
contains male and/or female reproductive structures
male - produces pollen grains
female - produces eggs

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5
Q

how are seeds formed?

A

eggs are fertilized by pollen, after pollination, female flower parts form seeds

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6
Q

wind pollination

A

flowers are small and drab, but produce a lot of pollen

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7
Q

animal pollination

A

flowers are large, colourful and fragrant

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8
Q

fruit

A

the fleshy or dry ripened ovary of a flowering plant, enclosing the seed(s)

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9
Q

stem

A

supports branches, leaves and flowers and provides a way to transport materials
significant amounts of vascular tissue for carrying substances to and from roots, leaves, flowers and fruits
-SPECIALIZED STEMS
food storage, protection, photosynthesis, reproduction

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10
Q

meristematic cell

A

an undifferentiated plant cell that can divide and differentiate to form specialized cells

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11
Q

dermal tissue system

A

forms the outermost layer of a plant. includes epidermal and periderm tissues

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12
Q

epidermal tissues (epidermis)

A

a thin layer of cells covering all non-woody surfaces of a plant

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13
Q

periderm tissue

A

tissue on the surface of a plant that produces bark on stems and roots

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14
Q

vascular tissue system

A

transportation system that moves water, mineral and other chemicals around the plant. like a network of tubes that reaches from the roots, up the stalk and through the leaves

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15
Q

xylem

A

vascular tissue in plants that transports water and dissolved minerals from the roots to the leaves and stems of the plant

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16
Q

phloem

A

vascular tissue in plants that transports dissolved food materials and hormones throughout the plant

17
Q

ground tissue system

A

GREEN PARTS manufactures nutrients through photosynthesis. ROOTS stores carbohydrates. STEMS provides storage and support

18
Q

photosynthesis

A

is the process that enables plants to build glucose from simple molecules using light energy

19
Q

palisade layer

A

a layer of tall closely packed cells containing chloroplasts, just below the upper surface of a leaf; a type of ground tissue

20
Q

spongy mesophyll

A

a region of loosely packed cells containing chloroplasts, in the middle of the leaf; a type of ground tissue

21
Q

Cuticle

A

Thin waxy layer that keeps leaves from drying out and prevents gases from entering the leaf by direct diffusion

22
Q

Apical meristem

A

Undifferentiated cells are the tips of plant roots and shoots; cells that divide, enabling a plant to grow longer and develop specialized tissues

23
Q

Lateral meristem

A

Undifferentiated cells under the bark in the stems and Roos of woody plants; cells that divide, enabling the plant to grow wider and develop specialized tissues in the stem