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Urban Aboriculture > Tree Biology > Flashcards

Tree Biology Flashcards

1
Q

A plant that keeps its leaves all year is known as ____________________.

Deciduous

Excurrent

Evergreen

Decurrent

A

Evergreen

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2
Q

A stem that has 3 or more buds per node has ______________________ arrangement

Opposite

Whorled

None of these

Alternate

A

Whorled

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3
Q

The area at the base of the stem where main roots join the stem is called the _________________.

Adventitious Root

Root Hair

Root Crown

Scaffold Limb

A

Root Crown

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4
Q

Most of the absorbing roots of a tree are found in the following areas: Mark all that apply.

Under the drip line

Right around the base of the trunk

At least 3 feet below the soil surface.

In the upper 12 inches of soil

A

Under the drip line

In the upper 12 inches of soil

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5
Q

A stem that has one bud per node has __________________ arrangement.

Whorled

Alternate

Opposite

None of these

A

Alternate

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6
Q

The tissue which conducts water and minerals throughout the plant is called the ________________.

Phloem

Xylem

Stomata

Vascular Cambium

A

Xylem

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7
Q

A stem that has two buds per node has _______________ arrangement.

None of these

Opposite

Alternate

Whorled

A

Opposite

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8
Q

________________ is the loss of water vapor from the leaves.

Respiration

Photosynthesis

Transpiration

Sweating

A

Transpiration

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9
Q

___________________ is the process where carbohydrates are broken down and converted into energy.

Respiration

Pollination

Glycolysis

Photosynthesis

A

Photosynthesis

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10
Q

The term _________________ describes a growth habit resulting in the main trunk splitting into several large limbs, giving the plant a rounded or spreading canopy.

Deciduous

Excurrent

Adventitious

Decurrent

A

Decurrent

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11
Q

Mycorrhizae are:

A symbiotic relationship between roots and fungi

Cells in which photosynthesis takes place

Elongated underground stems producing sucker sprouts

Collar rot fungi

A

A symbiotic relationship between roots and fungi

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12
Q

The tissue that conducts food and hormones throughout the plant is called the ___________________.

Xylem

Stomata

Vascular Cambium

Phloem

A

Phloem

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13
Q

The main functions of thick, woody roots are: (Mark all that apply)

Anchorage and support

Absorption of water

Storage of excess carbohydrates

Transport of water and minerals

Absorption of minerals

A

Anchorage and support

Storage of excess carbohydrates

Transport of water and minerals

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14
Q

A plant that loses all of its leaves seasonally during a dormant period is called _________________________.

Excurrent

Decurrent

Evergreen

Deciduous

A

Deciduous

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15
Q

__________________________ is the name of the process where plants use sunlight to make glucose from water and CO2.

Propagation

Respiration

Glycolysis

Photosynthesis

A

Photosynthesis

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16
Q

Growing points at the tips of shoots and roots contain tissues known as:

Vascular Cambium

Stomata

Cork

Apical meristems

A

Apical meristems

17
Q

A _______________________ is the organelle in the cell where photosynthesis takes place.

Mitochondrion

Chlorophyll

Chloroplast

Nucleus

A

Chloroplast

18
Q

The small pores in leaves through which gases are exchanged and water loss is regulated are called ________________.

Veins

Buds

Chloroplasts

Stomata

A

Stomata

19
Q

___________________ is the process where carbohydrates are broken down and converted into energy.

Pollination

Photosynthesis

Respiration

Glycolysis

A

Respiration

20
Q

The main function of leaves on a tree is:

Food production

Absorbing water

Aesthetics

Creating shade

A

Food production

21
Q

The layer of meristem cells inside the stems of woody plants, which creates the xylem and phloem, and allows for thickening of the stems and roots is called the ________________________.

Apical Bud

Apical Meristem

Vascular Cambium

Axillary Bud

A

Vascular Cambium

22
Q

Buds found at the nodes on plant stems are called:

Axillary Buds

Latent Buds

Vascular Cambium

Excurrent Buds

A

Axillary Buds

23
Q

The main functions of fibrous roots are: (Mark all that apply.)

Absorption of minerals

Storage of excess carbohydrates

Absorption of water

Anchorage and support

A

Absorption of minerals

Absorption of water

24
Q

A root which originates from non-root tissue is called a/an _____________________.

Root Hair

Adventitious Root

Fibrous Root

Taproot

A

Adventitious Root

25
Q

______________________ is the green chemical which captures sunlight to enable photosynthesis.

Protein

Glucose

Chloroplast

Chlorophyll

A

Chlorophyll

26
Q

The term _____ describes a growth habit with a strong central leader, resulting in a conical shape.

Excurrent

Deciduous

Decurrent

Woody

A

Excurrent

Urban Aboriculture (13 decks)

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