plants!!! Flashcards

1
Q

what are the three tissues formed during plant development?

A

epidermal, ground, vascular

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2
Q

what is epidermal tissue?

A

it’s the outside tissue it has the outer coverings

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3
Q

what is ground tissue?

A

The middle tissue that supports, stores water, food, photosynthesis

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4
Q

what is vascular tissue?

A

circulatory system that includes xylem and phloem

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5
Q

what are three types of dermal cells?

A

Guard cells,trichomes, root hairs 

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6
Q

what are the three types of ground tissue?

A

parenchyma, collenchyma, sclerenchyma

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7
Q

what do your guard cells do?

A

they are dumbbells shaped cells around the stomata

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8
Q

what are tri-combs?

A

hair like outgrowths that regulate micro climate

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9
Q

what are root hairs?

A

tubular extensions of epidermal cells that increase roots surface area

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10
Q

what does parenchyma do?

A

stores food and water(ex:apple)

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11
Q

what does collenchyma do?

A

provide support for plants organs

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12
Q

what does sclerenchyma do?

A

supporting function is able to support even in dead state( ex: fibers like linen)

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13
Q

what does xylem do?

A

The principle water conducting tissue

combinations of vessels and tracheids

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14
Q

what does phloem do?

A

Food conducting tissue

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15
Q

What does a root do?

A

an organ that anchors the vascular plant, absorb minerals and waters, stores organic nutrients to be used for flowering and fruit production

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16
Q

what are the main types of modified roots?

A

prop roots, storage roots, strangling aerial roots, buttress roots and air roots

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17
Q

what are stems?

A

stems are an organ consisting of alternating systems of nodes that point at which leaves are attached to

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18
Q

what is an auxiliary bud?

A

is a structure that has the potential to form a lateral shoot or branch

19
Q

what is a terminal bud?

A

is located near the shoot tip and causes elongation of a young shoot

20
Q

what are angiosperms?

A

Flowering plants that have dicot and monocot’s

21
Q

what are dicots?

A

two seeds or two cotyledon

there are MORE dicots than mono

22
Q

what are monocots?

A

one seed or one cotyledon

have NO secondary growth

23
Q

what are meristems?

A

Regions of unspecialized cells in plants that are capable of cell division

24
Q

Apical meristems

A

Produce and elongation of roots and shoots located at the end of the tips

25
Lateral meristems
May produce an increase in girth, gets thicker(ex:trees)
26
What are the three primary apical meristems?
protoderm, procambium, ground meristem
27
protoderm
forms epidermis
28
procambium
forms primary vascular tissue
29
ground meristem
differentiates into ground tissue
30
two types of lateral meristems?
cork cambium and vascular cambium
31
cork cambium
produce cork cells(epidermal cells)
32
vascular cambium
produced secondary vascular tissues
33
Primary Growth
cell division at the apical meristem
34
Secondary Growth
results from cell division at the lateral meristem
35
What is the main photosynthetic organ of most vascular plants?
leafs and green stems
36
transpiration
water movement through a plant, pulls water through stroma
37
regulation of transpiration
stomata open and close due to changes in turgid pressure of guard cells
38
translocation
distribution of carbohydrates manufactured in leaves to rest of the plant
39
what is a stolons?
Horizontal stems that grow along the surface , these “runners” enable a plants reproduce
40
bulbs
Are vertical, underground shoes consisting mostly it in large basis of leaves
41
tubers
such as red potatoes are large and rhizomes 
42
rhizomes
horizontal stems that grow just below or along the surface
43
mesophyll
tissue between upper and lower epidermis
44
monocot leaf
mesophyll and veins