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GenBio 1101 > Plants and Functions > Flashcards

Plants and Functions Flashcards

1
Q

Underground part of the plant.

A

Root System

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2
Q

Above part of the plant.

A

Shoot System

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3
Q

First organ to appear when a seed germinates.

A

Primary Roots

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4
Q

Smaller roots that emerge horizontally from the primary root.

A

Secondary Roots

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5
Q

Secures and protects the root tip.

A

Root Cap

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6
Q

The end of the primary root

A

Root Tip

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7
Q

An extension of plant epidermal cells in growing plant roots.

A

Root Hairs

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8
Q

Outer layer of cells, provides protection and helps in absorption.

A

Epidermis

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9
Q

Serve as a storage area for reserved foods.

A

Cortex

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10
Q

Central region of the root.

A

Stele

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11
Q

Casparian Strip

A

Controls water transport. Can be found in Stele

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12
Q

Boundary between the cortex and the stele.

A

Endodermis

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13
Q

Pericycle/Cambium

A

Support, protect and functionally assist phloem and xylem cells. Function to facilitate and regulate new lateral root growth.

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14
Q

Vascular tissue that transports food and water.

A

Phloem

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15
Q

Vascular tissue that transports water. One way flow

A

Xylem

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16
Q

Carries out basic metabolic functions and stores food and water. Cortex and Pith.

A

Ground Tissue

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17
Q

Transportation vessel, Phloem and Xylem.

A

Vascular tissue

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18
Q

The location on a stem to which a leaf or branch is attached.

A

Node

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19
Q

The part of a plant stem between two nodes.

A

Internode

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20
Q

Located in the axil of a leaf. Potential to form shoots.

A

Lateral Bud

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21
Q

A protective tissue.

A

Epidermis

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22
Q

Tissues that are originally able to regenerate the plant, increase growth.

A

Shoot Tip

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23
Q

Protects the outer layer of the shoot.

A

Epidermis

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24
Q

Transport and store nutrients and provide support. Located outside the ring.

A

Cortex

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25
Q

Produces new phloem and xylem cells. Located between Phloem and Xylem.

A

Cambium

26
Q

Transport and store nutrients and provide support. Located inside the ring.

A

Pith

27
Q

The tip of the leaf. Water droplets accumulation

A

Apex

28
Q

The sides of the leaf. Reduces water loss.

A

Margin

29
Q

Smaller lateral parts connecting to the midrib. Transports nutrients throughout the leaf.

A

Veins

30
Q

The middle strand. Helps the leaf to keep in an upright position.

A

Midrib

31
Q

Part where the leaf attaches to the stem.

A

Base

32
Q

Leaf stalk that joins a leaf to the stem. Provide mechanical support to self hold or adjust the leaf to the sun.

A

Petiole

33
Q

Small leaf wings that attach to the leaf stalk. Protect the next leaf or bud as it grows.

A

Stipule

34
Q

Allow CO2 and Oxygen to enter the leaf, and excess water to exit the leaf. Protects outer layer.

A

Upper Epidermis

35
Q

Provide transport pathways for water and nutrients throughout the leaf.

A

Vascular Bundle

36
Q

Where most of the photosynthesis occurs in the leaf.

A

Palisade Mesophyll

37
Q

To allow for the interchange of CO2 that is needed for photosynthesis.

A

Spongy Mesophyll

38
Q

CO2 gateway. Gas exchange.

A

Stomata

39
Q

Allow CO2 and Oxygen to enter the leaf, and excess water to exit the leaf. Protects outer layer.

A

Lower Epidermis

40
Q

Male parts of a flower and what is it called

A

Anther and Filament (Stamen)

41
Q

Produces pollen

A

Anther

42
Q

Support for Anther

A

Filament

43
Q

Female parts of a flower and what is it called

A

Stigma. style. and ovary (Pistil)

44
Q

Modified leaves that have unique shape and color to attract pollinators

A

Petals

45
Q

Protects the flower before it opens

A

Sepal

46
Q

Sticky bulb that catches pollen grains

A

Stigma

47
Q

Passageway for pollen

A

Style

48
Q

Part of the pistil that holds the egg awaiting fertilization

A

Ovary

49
Q

The small egg that grows into a seed after fertilization

A

Ovule

50
Q

A stem that supports a single flower and transports food and water

A

pedicle

51
Q

Controls relationship between the external environment and the embryo.

A

Hilum

52
Q

Helps absorb water at the time of germination of the seed.

A

Micropyle

53
Q

Provides support and nutrition to the developing plant embryo.

A

Cotyledon

54
Q

To protect the embryo and to transmit information regarding the external environment.

A

Seed Coat

55
Q

Parts of embryo:

A

Hypocotyl, Epicotyl, and Radicle

56
Q

Supplies nutrients, protects and controls embryo growth. Mechanical barrier.

A

Endosperm

57
Q

Outer layer of a fruit

A

Exocarp

58
Q

Middle layer of the fruit

A

Mesocarp

59
Q

Innermost layer of the pericarp

A

Endocarp

60
Q

Parts of pericarp

A

Endocarp, Mesocarp, and Exocarp

GenBio 1101 (2 decks)

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