Plant unit Flashcards

1
Q

Glucose is a type of…

A

Carbohydrate

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2
Q

Carbohydrate is…

A

Molecule that contains atoms of Carbon, Hydrogen and Oxygen 1:2:1

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3
Q

Meristematic (Meristem) tissues are…

A

Tissues of meristematic cells - Found in areas where growth takes place

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4
Q

Dermal Tissues’s Role is to…

A

Protect the plant from danger (Herbivores, Injury, Water Loss, Disease)

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5
Q

Vascular Tissues Role is to…

A

Transport water and nutrients and support the plant body

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6
Q

Ground Tissues Role is to…

A
  • Preform cellular processes to support growth
  • Store Carbohydrates
  • Support and protect plant body
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7
Q

Cotyledon is a…

A

Structure in the seeds of flowering plants (angiosperm) that stores and supplies nutrients to the embryo

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8
Q

Chloroplasts are…

A

Organelles that do photosynthesis

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9
Q

Photopigment is…

A

A pigment that undergoes physical or chemical change in light

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10
Q

In the structure of a leaf, what is the blade, petiole and veins

A

Blade = Flat part of leaf
Petiole = Attaches the lead to the plant
Veins = Bunch of lines of Vascular tissue

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11
Q

Venation is…

A

The arrangement of veins in a leaf

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12
Q

Monocots have _____ venation meanwhile Eudicots have _____ venation.

A
  1. Parallel
  2. Branching
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13
Q

Stomata is…

A

Tiny pores in leafs that makes the leaves breath

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14
Q

Aerenchyma is…

A

Tissue composed of loosely packed parenchyma cells with large pores (aquatic plants)

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15
Q

Mesophyll is…

A

The middle layer of cells in the leaf of a terrestrial plant

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16
Q

Palisade mesophyll is…

A

Elongated layer of columns under the upper surface of the leaf

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17
Q

Spongy Mesophyll is…

A

Loose layer with large air spaces located under the palisade mesophyll

18
Q

Herbaceous describes plants with…

A

Stems without wood

19
Q

Woody describes plants with…

A

Stems of wood

20
Q

Vascular Bundle is…

A

The arrangement of vascular tissue consisting of Xylem and Pholem

21
Q

Vascular Cambium is…

A

The meristematic cell layer in vascular tissue

22
Q

The role of bark is to…

A

Protect the stems and roots of woody plants

23
Q

Cork Cambium is…

A

The meristematic layer in woody plants that produce cork

24
Q

Taproot system is…

A

A root system with large, thick roots (possibly having smaller lateral roots)

25
Lateral roots are…
Smaller roots that branch from larger roots
26
Root hairs are…
Microscopic extensions of the epidermal cells of the root
27
Fibrous root systems are made up of…
Many small, branching roots
28
Root cap is…
The mass of cells that form a protective covering for the meristem at the root tip
29
The root cortex is…
A region of parenchyma cells under the epidermis of a root
30
Endodermis is the…
Innermost layer of cells in the cortex of a root
31
Casparian strip is…
The wax-like strip that runs through the cells wall of an endodermal cell
32
Vascular cylinder is…
The central portion of a root that contains the xylem and the phloem
33
Tuberous roots is…
A lateral root specialized to store carbohydrates
34
Adventitious roots are…
Roots that develops from somewhere other than the root apical meristem that emerges from the seed
35
Root pressure is…
The osmotic force pushing xylem sap upward in root vascular tissue
36
Capillary action is…
The tendency of a liquid to rise or fall because of attractive forces between liquid molecules
37
Transpiration is…
The releasing of water vapour through a plants stomata.
38
Turgor is…
The pressure caused by the fluid contents of the central vacuole, which pushes against the wall of a plant cell
39
Source is…
A plant cell with a high concentration of sugars and other solutes, such as a leaf cell
40
Sink is…
A plant cell with a low concentration of sugars; sugars may be converted to starch for storage or used rapidly for energy or as building blocks of other carbs
41
Translocation is…
Long-distance transport of substances through the phloem (particularly glucose)
42
What is an angiosperm generally known as?
Flowering plants