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Biology > Plant > Flashcards

Plant Flashcards

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1
Q

Flowering plants

A

Consist of a shoot and a root

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2
Q

Shoot

A

Consists of the stem ,leaves,buds and flowers

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3
Q

The root

A

Anchors the plant,absorbs water and minerals from the soil,and stores food made in leaves

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4
Q

The stem

A

Supports the leaves and flowers and allows for the transport of materials up and down the plant

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5
Q

The leaf

A

Makes food ,loses water vapour,and exchanges the gases carbon dioxide and oxygen with the air

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6
Q

The flower

A

Is for reproduction,it forms the seeds

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7
Q

Plants are identified

A

By their flowers and leaves

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8
Q

Photosynthesis

A

Is the process by which green plants make food

It is carried out I. All the green (chlorophyll-containing)parts of the plant

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9
Q

Chlorophyll

A

Is the green chemical needed for photosynthesis
It is found in chloroplasts of plant cells
Chlorophyll traps lights energy and uses it to combine carbon dioxide and water to form glucose oxygen

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10
Q

Glucose

A

Trave,s around the plant in special cells called phloem

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11
Q

Leaves are specially designed for photosynthesis

A

They are flat and thin,have air spaces between the cells and tiny pores on their surface called stomata

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12
Q

Carbon dioxide,water,light and chlorophyll

A

Are needed for photosynthesis to occur

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13
Q

Carbon dioxide enters the leaf from the air,water is absorbed from the soil

A

Through the roots

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14
Q

Boiling

A

To kill cells and soften leaf

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15
Q

Methylated

A

To remove chlorophyll from the leaf

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16
Q

Rinsed

A

To soften it

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17
Q

Iodine

A

To test the lead for the presence of starch

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18
Q

Xylem vessels

A

Where water and Veessels move up through the plant

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19
Q

Transpiration

A

Is the loss of water vapour from leaves of a plant

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20
Q

Stomata

A

When the water leaves the plant through this of the leaf

Little holes underneath the leaf

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21
Q

Transpiration stream

A

The flow of water through a plant

22
Q

Transpiration provides

A

Water for photosynthesis ,carries minerals in the water ,and cools the plant

23
Q

Phloem

A

Where food is transported from the leaves to the rest of the plant

24
Q

A tropism

A

Is the growth of a plant in response to a stimulus

25
Q

Phototropism

A

Is a plants growth response to light

26
Q

Plant stems grow towards the light

A

Allowing them leaves to get light

27
Q

Geotropism

A

Is a plants growth response to gravity

28
Q

Plant roots grow towards the source of gravity

A

Allowing them to get water

29
Q

Plant reproduce sexually

A

By means of flowers

30
Q

Petals

A

Are coloured and scented to attract insects

31
Q

The sepal

A

Protects the flower before it blooms

32
Q

The male part,or stamen

A

Consists of the anther and filament

33
Q

The female part

A

Or carpel,consists of the stigma,style and ovary

34
Q

Pollen

A

Is made in the anther or the stamen

35
Q

The egg

A

Is made in the ovary of the carpel

36
Q

Pollination

A

The transfer of pollen from anther to stigma

37
Q

Plants are pollinated by either

A

Insects or wind

38
Q

Fertilisation

A

Is the fusion of the pollen nucleus with egg nucleus to form a zygote

39
Q

A seed

A

Is a fertilised ovule

40
Q

The ovary wall

A

Becomes the fruit

41
Q

Seeds are dispersed

A

To avoid competition

42
Q

Animal dispersal

A

The bird disperses the seeds

43
Q

Wind dispersal

A

Of dandelion seeds

44
Q

Self dispersal

A

Pea pods explode

45
Q

Water dispersal

A

Seeds float away

46
Q

Germination

A

Is the growth of a seed into a new plant

47
Q

Testa

A

(Seed coat

48
Q

Plumule

A

Young shoot

49
Q

Radicle

A

Young root

50
Q

Water oxygen and heat

A

Are needed for germination

51
Q

Asexual reproduction

A

Involves only one parent

52
Q

A geranium

A

Can reproduce asexually by using leaf cuttings

Biology (10 decks)

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