photosynthesis 2 Flashcards

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1
Q

difference between photosynthesis and cellular respiration

A

difference between photosynthesis and cellular respiration

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2
Q

fungi:

only do cellular respiration

A

fungi:

only do cellular respiration

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3
Q

The light-dependent reactions use light energy to make two molecules: ATP and the reduced electron carrier NADPH. In plants, the light reactions take place in the thylakoid membranes of organelles called chloroplasts.

A

The light-dependent reactions use light energy to make two molecules: ATP and the reduced electron carrier NADPH. In plants, the light reactions take place in the thylakoid membranes of organelles called chloroplasts.

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4
Q

The high-energy electron is passed to an acceptor molecule and replaced with an electron from water. This splitting of water releases the O2.
The high-energy electron travels down an electron transport chain, losing energy as it goes. Some of the released energy drives pumping of H+ ions from the stroma into the thylakoid interior, building a gradient. As H+ ions flow down their gradient and into the stroma, they pass through ATP synthase. Driving ATP production in a process known as chemiosmosis

A

The high-energy electron is passed to an acceptor molecule and replaced with an electron from water. This splitting of water releases the O2.
The high-energy electron travels down an electron transport chain, losing energy as it goes. Some of the released energy drives pumping of H+ ions from the stroma into the thylakoid interior, building a gradient. As H+ ions flow down their gradient and into the stroma, they pass through ATP synthase. Driving ATP production in a process known as chemiosmosisq

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5
Q

plants have 3 organs:
roots
stems
leaves

A

plants have 3 organs:
roots
stems
leaves

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6
Q

function of roots:
anchoring plant
absorbing minerals and water
storing carbohydrates

A

function of roots:
anchoring plant
absorbing minerals and water

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7
Q
the function of stem:
\_\_\_\_\_\_\_\_-maximize photosynthesis
\_\_\_\_\_\_\_\_-dispersal
\_\_\_\_\_\_\_\_\_\_
\_\_\_\_\_\_\_ reproduction
A
the function of stem:
elongate-maximize photosynthesis
elevate reproductive structures-dispersal
food storage
asexual reproduction
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8
Q
function of leaves:
\_\_\_\_\_\_\_\_\_-intercept light, gas exchange
dissipate heat
defense
A
function of leaves:
photosynthesis-intercept light, gas exchange
dissipate heat
defense
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9
Q

dermal tissue皮组织:
_____-damage, pathogens
water loss prevention

A

dermal tissue皮组织:
protection-damage, pathogens
water loss prevention

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10
Q

vascular tissue微管组织:
________
________
___-water and dissolved minerals from roots to shoots
___-sugars from leaves to storage or growth sites

A

vascular tissue:
mechanical support
transport materials

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11
Q
xylem tissue:
\_\_\_\_\_\_\_
dead at \_\_\_\_\_
\_\_\_\_\_\_管状的 elements
parenchyma cells软细胞组织
A
xylem tissue:
water conducting cells
dead at maturity
tracheary elements
parenchyma cells软细胞组织
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12
Q
ground tissue基本组织:
pith核心,cortex皮质
\_\_\_\_\_
photosynthesis
support
short distance transport
A
ground tissue:
ground tissue基本组织:
pith,cortex
storage
photosynthesis
support
short distance transport
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13
Q
plant growth:
\_\_\_\_\_\_\_\_\_ vs \_\_\_\_\_\_ growth
\_\_\_\_\_\_\_\_ 分生组织(-unspecialized embryonic tissue (stem cells): undifferentiated meristematic tissue found in the growing tips of roots
apical上下
lateral宽度
A
plant growth:
indeterminate vs determinate growth
meristems 分生组织(-unspecialized embryonic tissue (stem cells): undifferentiated meristematic tissue found in the growing tips of roots
apical上下
lateral宽度
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14
Q

plants have 3 tissue system:
____ tissues
____ tissues: carries(phloem: carries sugar that is produced in the leaves to all parts of the plant)(xylem: water and nutrients from root tp stem) (phloem,xylem)
_____ tissue

A

plants have 3 tissue system:
dermal tissues
vascular tissues: carries(phloem: carries sugar that is produced in the leaves to all parts of the plant)(xylem: water and nutrients from root tp stem) (phloem,xylem)
ground tissue

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15
Q

_________ for primary growth
elongation (going down, going up)
____ of roots and shoots

A

apical meristem for primary growth
elongation
tips of roots and shoots

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16
Q

__________ for secondary growth (grow wider)
thickness (stems and roots of woody plants)
vascular _______新生组织 adds layers of secondary vascular tissue(wood and bark)

A

Lateral meristems for secondary growth(grow wider)
thickness (stems and roots of woody plants)
vascular cambium adds layers of secondary vascular tissue(wood and bark)

17
Q

different type of xylem contribute to different color of the ring

A

different type of xylem contribute to different color of the ring

18
Q

You can kill a tree just by taking the outside ring since periderm is not able to transport sugar

A

You can kill a tree just by taking the outside ring since periderm is not able to transport sugar

19
Q

beaver:

select the tree that they like to eat by eat the outside ring of the tree that they don’t like

A

beaver:

select the tree that they like to eat by eat the outside ring of the tree that they don’t like

20
Q

In the leaves, the vein is the vascular tissue

A

In the leaves, the vein is the vascular tissue

21
Q

_____: pores in epidermis allow gas exchange

guard cells: regulate the opening and closing of stomata

A

stomata: pores in epidermis allow gas exchange

guard cells: regulate the opening and closing of stomata

22
Q

plants have three organs. ______ anchor the plant, ______ minerals and water, and store ______.
Stem ______ and _____ plants. Leaves function in photosynthesis.

A

plants have three organs. Roots anchor the plant, absorb minerals and water, and store carbohydrates.
Stem elongate and elevate plants. Leaves funnction in photosynthesis.

23
Q

Plants have three tissue systems. ______function in defense and water loss. Vascular tissue serves as _____ and transports _____. Ground tissue is ______.

A

Plants have three tissue systems. Epidermal tissue function in defense and water loss. Vascular tissue serves as mechanical support and transports materials. Ground tissue is multifunctional.

24
Q

__________ growth in plants may be primary, where _____ meristems elongate _____ and ____, or secondary, where _____ meristems add thickness to stems and roots of plants.

A

Indeterminate growth in plants may be primary, where apical meristems elongate stems and roots, or secondary, where lateral meristems add thickness to stems and roots of plants.

25
Q

______ in dead vascular tissue that transport water.
______ is living tissue that transports sugars. Xylem and phloem are arranged into vascular bundles in _____ and _______ in leaves

A

Xylem in dead vascular tissue that transport water.
phloem is living tissue that transports sugars. Xylem and phloem are arranged into vascular bundles in stems and veins in leaves