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Mid 2

Mid 2
100問 • 1年前
  • Mutated Lemon
    • 通報

    問題一覧

  • 1

    Photosynthesis occur in the cell organelles called

    chloroplasts

  • 2

    These chloroplasts contain the green pigment called

    chlorophyll

  • 3

    Product of photosynthesis

    Glucose, O2

  • 4

    is a chemical reaction that takes place in the chloroplasts where light energy is used to convert carbon dioxide and water into glucose and oxygen.

    Photosynthesis

  • 5

    Co2 enters through the _______ and mixes with the raw sap, becoming elaborated sap (the plant’s food).

    Stomata

  • 6

    The food is distributed to all parts of the plant through the ??

    phloem vessels

  • 7

    are active cell dividing sites, meristems, and reproductive sites which includes the fruit.

    plant sinks

  • 8

    Structures of leaves

    Wide and Flat, Thin, Presence of Veins, Presence of stomata

  • 9

    •Pore or openings in the epidermis of the leaves •The site of gas exchange •Bordered by guard cells which regulates the size of opening •Open in the morning and close at night

    Stomata

  • 10

    The rate of photosynthesis is Determine by several factors especially the following :

    Light, Carbon Dioxide, Temperature

  • 11

    Carbon dioxide concentration in the air is quite low

    (0.03%)

  • 12

    In commercial greenhouses, the concentration of carbon dioxide is raised to

    0.1%

  • 13

    If temperature gets too hot (Above ________), plant enzymes begin to break down and are destroyed.

    40°C

  • 14

    A factor present in an environment that controls a process.

    limiting factor

  • 15

    Nutrient in making leaves

    Nitrogen

  • 16

    Nutrient in making roots

    Phosphorus

  • 17

    Nutrient in making flowers and fruits

    Potassium

  • 18

    Nutrient in making chlorophyll

    Magnesium

  • 19

    Sources of minerals

    Rocks/ Mineral rocks, Natural Fertilizer, Artificial Fertilizer

  • 20

    are slowly dissolved by slightly acidic rainwater. These minerals are washed into the soil

    minerals in rocks

  • 21

    Animal feces and the decay of dead plants and animals return mineral to the soil

    Natural fertilizers

  • 22

    these contain a ready-made mixture of the minerals needed by the plants

    Artificial fertilizers

  • 23

    Nutrient supply and growth response

    deficiency range, adequate range, Toxicity range

  • 24

    Growth increases with increasing nutrient supply

    Deficiency Range

  • 25

    Growth is at maximum and remains more or less unaffected by changes in nutrient supply

    Adequate Range

  • 26

    Growth decreases with increasing nutrient supply

    Toxicity Range

  • 27

    The following are the basic visual symptoms exhibited by plant under a deficient nutrient source:

    • Stunted Growth, • Chlorosis, • Necrosis, • Slow or stunted growth of terminals, • Reddish or purpling of leaves

  • 28

    • Refers to the yellowing of leaf tissue due to the lack of chlorophyll • Either interveinal or the whole leaf itself • May occur on the younger or older leaves or both • Characterized depending on severity

    Chlorosis

  • 29

    Severity of chlorosis

    Mild chlorosis, Severe chlorosis

  • 30

    paling (lighter green to lime-green color) of interveinal tissue

    Mild Chlorosis

  • 31

    entire leaf may turn yellow including the veins, followed by death of the leaf, then die back, ultimately, the death of the plant

    Severe chlorosis

  • 32

    • Death of the plant tissue • Leaf tissue turns brown to black in colour • May occur in portions some portions such as leaf tip, margins, veins, or whole leaf • Usually occurs on older leaves

    Necrosis

  • 33

    • Lack of terminal growth • Death of the terminal portions of the plant • Inhibited growth of the terminal portions of the plant • May occur as r0setting, stubbly growth, deformation of the terminals

    Slow or Stunted Growth of the Terminals

  • 34

    short bunchy growth habit due to shortened internodes

    Rosetting

  • 35

    • Accumulation of anthocyanin • occurs on the leaf margins • More intense on the underside of the older leaves

    Reddish Purpling of Leaves

  • 36

    Deficiency of mobile nutrients are seen on

    older leaves

  • 37

    Deficiency of immobile nutrients are seen on

    younger leaves

  • 38

    •Light green leaf and plant color •Older leaves turn yellow (chlorosis) followed by death •Stunted growth •Plants will mature early

    Nitrogen deficiency

  • 39

    •Slow and stunted growth •Purple coloration of the leaves particularly on the undersides

    Phosphorus deficiency

  • 40

    •Edges of the leaves appear burnt (Scorching) •Lodging •Susceptibility to diseases •Impaired fruit and seed production •Poor seed and fruit quality

    Potassium deficiency

  • 41

    •Growing tips of roots and leaves will turn brown and die •Edges of leaves will Look ragged •Fruit quality is affected and blossom end rot will appear on fruits

    Calcium deficiency

  • 42

    •Older leaves are chlorotic •Interveinal chlorosis •Slowed growth •Susceptibility to diseases

    Magnesium deficiency

  • 43

    • Overall light green color of the plant • Older leaves turn light green to yellow as the deficiency progresses

    Sulfur deficiency

  • 44

    • Abnormal development of growing points • Apical growing points eventually become stunted and die • Flowers and fruits will abort • Yield and quality is significantly reduced in some fruits and grains • Brittle plant stems

    Boron deficiency

  • 45

    • Younger leaves are chlorotic • Plants easily wilt

    Chlorine deficiency

  • 46

    • Slowed plant growth • Stunted • Distorted young leaves • growing points will die

    Copper deficiency

  • 47

    • Interveinal chlorosis on emerging young leaves • Eventual bleaching of the new growth • Severe deficiency causes a light green color of the entire plant

    Iron deficiency

  • 48

    • Interveinal chlorosis of the Young leaves while other leaves and entire plant remain green. • When severe, plant is stunted

    MANGANESE deficiency

  • 49

    •Similar to nitrogen deficiency •Necrotic spots appear at the leaf margins •Older and middle leaves are chlorotic initially •In some instances, leaf margins are rolled •Growth and flower formation is restricted

    Molybdenum deficiency

  • 50

    • Upper leaves will show interveinal chlorosis with whitening of affected leaves • Banding at the basal Ppart of leaf • Small, distorted, mottled and chlorotic young/new leaves • Rosetting

    Zinc deficiency

  • 51

    • Reduced seed germination in dry conditions • Reduced plant growth • In legumes, Co deficiency result in N deficiency due to reduced nodule activity

    Cobalt deficiency

  • 52

    • Necrosis of the leaf tips due to the accumulation of urea • Chlorosis of young leaves • When severe, stunting and abnormal growth pattern • Mouse ear disease

    Nickel deficiency

  • 53

    Why do plants produce seeds?

    Propagate the next generation, Survive harsh condition, Disperse into new environment

  • 54

    Product of fertilization and the plant growth with its modified envelopes or appendages.

    Seed

  • 55

    The ovules after fertilization, develop into seeds. A seed is made up of a ______ and an ______.

    seed coat, embryo

  • 56

    The embryo is made up of a ______, an _______ and one (as in wheat, maize) or two _______ (as in gram and pea).

    radicle, embryonal axis, cotyledons

  • 57

    is an important feature of some fruits of commerce, ex. bananas, pineapples

    Seedlessness

  • 58

    where fruits set without fertilization (in some species), may or may not require pollination but most seedless citrus fruits require stimulus from pollination to produce fruit.

    Parthenocarpy

  • 59

    seedless bananas and grapes are triploids, and seedlessness results from the abortion of the embryonic plant that is produced by fertilization, requires normal pollination and fertilization.

    Stenospermocarpy

  • 60

    Seed dispersal:

    animals, wind, water, explosive dehiscence

  • 61

    is the act of transferring pollen grains from the male anther of a flower to the female stigma.

    Pollination

  • 62

    is where the embryo develops independently, but pollination is necessary for the fertilisation of endosperm nuclei and formation of germinable seeds

    Pseudogamy

  • 63

    pseudo= gamy=

    false, fusion

  • 64

    The development of fruit without fertilization or seed is called as ?

    Parthenocarpy

  • 65

    •reproductive organ of the plant •gives rise to the fruit •Produced by spermatophytes or flowering plants (seed plants).

    FLOWER

  • 66

    Flower is Produced by __________ or flowering plants (seed plants).

    spermatophytes

  • 67

    Floral organs thathave unique shape and colors to attract pollinators.

    Petals = corolla

  • 68

    the axis of a flower to which the other parts are attached

    Receptacle

  • 69

    stalk bearing a flower or the main stalk of an inflorescence

    peduncle

  • 70

    Calyx and corolla collectively called ?

    PERIANTH

  • 71

    Protect the growing bud or the flower before it open.

    Sepals = Calyx

  • 72

    is the male organ of the plant

    Stamen

  • 73

    Stamen is the male organ of the plant consist of;

    Filament, Anther

  • 74

    stalk bearing a variously shaped body

    Filament

  • 75

    tip which is filled with a fine, yellow, dust-like substances called pollen

    Anther

  • 76

    the variously shaped apical part to which the pollen may adhere.

    Stigma

  • 77

    is the female organ of a plant.

    Pistil

  • 78

    stalk connecting the ovary to stigma; passageway for pollen

    Style

  • 79

    Holds the eggs awaiting fertilization; becomes the fruit.

    Ovary

  • 80

    “small egg” that grows into a seed after fertilization

    Ovule

  • 81

    Types of flower (presence of reproductive organ)

    Dioecious, hermaphrodite, monoecious

  • 82

    staminate and pistillate flowers on the same plant, example is cucurbits

    Monoecious

  • 83

    staminate and pistillate flowers on different plants, example is papaya.

    Dioecious

  • 84

    perfect and staminate flowers on the same plant, example is muskmelons.

    Andromonoecious

  • 85

    the transfer of pollen from the male anther to the female stigma

    POLLINATION

  • 86

    Type of pollination

    Self pollination, Cross pollination

  • 87

    Pollen distribution

    Entomophily, Anemophilus, Hydrophily, Zoophily, Ornithrophily, Chiropterophily

  • 88

    insect pollinated flowers (sunflower, orchid)

    Entomophily

  • 89

    wind pollinated flowers (grass, corn, monoecious or dioecious – single seeded fruits)

    Anemophilus

  • 90

    water pollinated flowers (2% only, water weeds, pond weeds)

    Hydrophily

  • 91

    pollination transferred by animals, invertebrates (Amorseco)

    Zoophily

  • 92

    bird pollinated flowers (curved, tubular shape ex. Orchids)

    Ornithrophily

  • 93

    Bat pollinated flower (mango, banana, durian, guava and agave)

    Chiropterophily

  • 94

    Anatomy of seed

    Seed coat, plumule, hypocotyl, Radicle, Cotyledon

  • 95

    This is the embryo sack wall

    Seed coat

  • 96

    This will be the shoot

    Plumule

  • 97

    This will be the stem

    Hypocotyl

  • 98

    This will be the root

    Radicle

  • 99

    This is the food storage

    Cotyledon

  • 100

    The young plant that is developing inside the seed coat

    Embryo

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    問題一覧

  • 1

    Photosynthesis occur in the cell organelles called

    chloroplasts

  • 2

    These chloroplasts contain the green pigment called

    chlorophyll

  • 3

    Product of photosynthesis

    Glucose, O2

  • 4

    is a chemical reaction that takes place in the chloroplasts where light energy is used to convert carbon dioxide and water into glucose and oxygen.

    Photosynthesis

  • 5

    Co2 enters through the _______ and mixes with the raw sap, becoming elaborated sap (the plant’s food).

    Stomata

  • 6

    The food is distributed to all parts of the plant through the ??

    phloem vessels

  • 7

    are active cell dividing sites, meristems, and reproductive sites which includes the fruit.

    plant sinks

  • 8

    Structures of leaves

    Wide and Flat, Thin, Presence of Veins, Presence of stomata

  • 9

    •Pore or openings in the epidermis of the leaves •The site of gas exchange •Bordered by guard cells which regulates the size of opening •Open in the morning and close at night

    Stomata

  • 10

    The rate of photosynthesis is Determine by several factors especially the following :

    Light, Carbon Dioxide, Temperature

  • 11

    Carbon dioxide concentration in the air is quite low

    (0.03%)

  • 12

    In commercial greenhouses, the concentration of carbon dioxide is raised to

    0.1%

  • 13

    If temperature gets too hot (Above ________), plant enzymes begin to break down and are destroyed.

    40°C

  • 14

    A factor present in an environment that controls a process.

    limiting factor

  • 15

    Nutrient in making leaves

    Nitrogen

  • 16

    Nutrient in making roots

    Phosphorus

  • 17

    Nutrient in making flowers and fruits

    Potassium

  • 18

    Nutrient in making chlorophyll

    Magnesium

  • 19

    Sources of minerals

    Rocks/ Mineral rocks, Natural Fertilizer, Artificial Fertilizer

  • 20

    are slowly dissolved by slightly acidic rainwater. These minerals are washed into the soil

    minerals in rocks

  • 21

    Animal feces and the decay of dead plants and animals return mineral to the soil

    Natural fertilizers

  • 22

    these contain a ready-made mixture of the minerals needed by the plants

    Artificial fertilizers

  • 23

    Nutrient supply and growth response

    deficiency range, adequate range, Toxicity range

  • 24

    Growth increases with increasing nutrient supply

    Deficiency Range

  • 25

    Growth is at maximum and remains more or less unaffected by changes in nutrient supply

    Adequate Range

  • 26

    Growth decreases with increasing nutrient supply

    Toxicity Range

  • 27

    The following are the basic visual symptoms exhibited by plant under a deficient nutrient source:

    • Stunted Growth, • Chlorosis, • Necrosis, • Slow or stunted growth of terminals, • Reddish or purpling of leaves

  • 28

    • Refers to the yellowing of leaf tissue due to the lack of chlorophyll • Either interveinal or the whole leaf itself • May occur on the younger or older leaves or both • Characterized depending on severity

    Chlorosis

  • 29

    Severity of chlorosis

    Mild chlorosis, Severe chlorosis

  • 30

    paling (lighter green to lime-green color) of interveinal tissue

    Mild Chlorosis

  • 31

    entire leaf may turn yellow including the veins, followed by death of the leaf, then die back, ultimately, the death of the plant

    Severe chlorosis

  • 32

    • Death of the plant tissue • Leaf tissue turns brown to black in colour • May occur in portions some portions such as leaf tip, margins, veins, or whole leaf • Usually occurs on older leaves

    Necrosis

  • 33

    • Lack of terminal growth • Death of the terminal portions of the plant • Inhibited growth of the terminal portions of the plant • May occur as r0setting, stubbly growth, deformation of the terminals

    Slow or Stunted Growth of the Terminals

  • 34

    short bunchy growth habit due to shortened internodes

    Rosetting

  • 35

    • Accumulation of anthocyanin • occurs on the leaf margins • More intense on the underside of the older leaves

    Reddish Purpling of Leaves

  • 36

    Deficiency of mobile nutrients are seen on

    older leaves

  • 37

    Deficiency of immobile nutrients are seen on

    younger leaves

  • 38

    •Light green leaf and plant color •Older leaves turn yellow (chlorosis) followed by death •Stunted growth •Plants will mature early

    Nitrogen deficiency

  • 39

    •Slow and stunted growth •Purple coloration of the leaves particularly on the undersides

    Phosphorus deficiency

  • 40

    •Edges of the leaves appear burnt (Scorching) •Lodging •Susceptibility to diseases •Impaired fruit and seed production •Poor seed and fruit quality

    Potassium deficiency

  • 41

    •Growing tips of roots and leaves will turn brown and die •Edges of leaves will Look ragged •Fruit quality is affected and blossom end rot will appear on fruits

    Calcium deficiency

  • 42

    •Older leaves are chlorotic •Interveinal chlorosis •Slowed growth •Susceptibility to diseases

    Magnesium deficiency

  • 43

    • Overall light green color of the plant • Older leaves turn light green to yellow as the deficiency progresses

    Sulfur deficiency

  • 44

    • Abnormal development of growing points • Apical growing points eventually become stunted and die • Flowers and fruits will abort • Yield and quality is significantly reduced in some fruits and grains • Brittle plant stems

    Boron deficiency

  • 45

    • Younger leaves are chlorotic • Plants easily wilt

    Chlorine deficiency

  • 46

    • Slowed plant growth • Stunted • Distorted young leaves • growing points will die

    Copper deficiency

  • 47

    • Interveinal chlorosis on emerging young leaves • Eventual bleaching of the new growth • Severe deficiency causes a light green color of the entire plant

    Iron deficiency

  • 48

    • Interveinal chlorosis of the Young leaves while other leaves and entire plant remain green. • When severe, plant is stunted

    MANGANESE deficiency

  • 49

    •Similar to nitrogen deficiency •Necrotic spots appear at the leaf margins •Older and middle leaves are chlorotic initially •In some instances, leaf margins are rolled •Growth and flower formation is restricted

    Molybdenum deficiency

  • 50

    • Upper leaves will show interveinal chlorosis with whitening of affected leaves • Banding at the basal Ppart of leaf • Small, distorted, mottled and chlorotic young/new leaves • Rosetting

    Zinc deficiency

  • 51

    • Reduced seed germination in dry conditions • Reduced plant growth • In legumes, Co deficiency result in N deficiency due to reduced nodule activity

    Cobalt deficiency

  • 52

    • Necrosis of the leaf tips due to the accumulation of urea • Chlorosis of young leaves • When severe, stunting and abnormal growth pattern • Mouse ear disease

    Nickel deficiency

  • 53

    Why do plants produce seeds?

    Propagate the next generation, Survive harsh condition, Disperse into new environment

  • 54

    Product of fertilization and the plant growth with its modified envelopes or appendages.

    Seed

  • 55

    The ovules after fertilization, develop into seeds. A seed is made up of a ______ and an ______.

    seed coat, embryo

  • 56

    The embryo is made up of a ______, an _______ and one (as in wheat, maize) or two _______ (as in gram and pea).

    radicle, embryonal axis, cotyledons

  • 57

    is an important feature of some fruits of commerce, ex. bananas, pineapples

    Seedlessness

  • 58

    where fruits set without fertilization (in some species), may or may not require pollination but most seedless citrus fruits require stimulus from pollination to produce fruit.

    Parthenocarpy

  • 59

    seedless bananas and grapes are triploids, and seedlessness results from the abortion of the embryonic plant that is produced by fertilization, requires normal pollination and fertilization.

    Stenospermocarpy

  • 60

    Seed dispersal:

    animals, wind, water, explosive dehiscence

  • 61

    is the act of transferring pollen grains from the male anther of a flower to the female stigma.

    Pollination

  • 62

    is where the embryo develops independently, but pollination is necessary for the fertilisation of endosperm nuclei and formation of germinable seeds

    Pseudogamy

  • 63

    pseudo= gamy=

    false, fusion

  • 64

    The development of fruit without fertilization or seed is called as ?

    Parthenocarpy

  • 65

    •reproductive organ of the plant •gives rise to the fruit •Produced by spermatophytes or flowering plants (seed plants).

    FLOWER

  • 66

    Flower is Produced by __________ or flowering plants (seed plants).

    spermatophytes

  • 67

    Floral organs thathave unique shape and colors to attract pollinators.

    Petals = corolla

  • 68

    the axis of a flower to which the other parts are attached

    Receptacle

  • 69

    stalk bearing a flower or the main stalk of an inflorescence

    peduncle

  • 70

    Calyx and corolla collectively called ?

    PERIANTH

  • 71

    Protect the growing bud or the flower before it open.

    Sepals = Calyx

  • 72

    is the male organ of the plant

    Stamen

  • 73

    Stamen is the male organ of the plant consist of;

    Filament, Anther

  • 74

    stalk bearing a variously shaped body

    Filament

  • 75

    tip which is filled with a fine, yellow, dust-like substances called pollen

    Anther

  • 76

    the variously shaped apical part to which the pollen may adhere.

    Stigma

  • 77

    is the female organ of a plant.

    Pistil

  • 78

    stalk connecting the ovary to stigma; passageway for pollen

    Style

  • 79

    Holds the eggs awaiting fertilization; becomes the fruit.

    Ovary

  • 80

    “small egg” that grows into a seed after fertilization

    Ovule

  • 81

    Types of flower (presence of reproductive organ)

    Dioecious, hermaphrodite, monoecious

  • 82

    staminate and pistillate flowers on the same plant, example is cucurbits

    Monoecious

  • 83

    staminate and pistillate flowers on different plants, example is papaya.

    Dioecious

  • 84

    perfect and staminate flowers on the same plant, example is muskmelons.

    Andromonoecious

  • 85

    the transfer of pollen from the male anther to the female stigma

    POLLINATION

  • 86

    Type of pollination

    Self pollination, Cross pollination

  • 87

    Pollen distribution

    Entomophily, Anemophilus, Hydrophily, Zoophily, Ornithrophily, Chiropterophily

  • 88

    insect pollinated flowers (sunflower, orchid)

    Entomophily

  • 89

    wind pollinated flowers (grass, corn, monoecious or dioecious – single seeded fruits)

    Anemophilus

  • 90

    water pollinated flowers (2% only, water weeds, pond weeds)

    Hydrophily

  • 91

    pollination transferred by animals, invertebrates (Amorseco)

    Zoophily

  • 92

    bird pollinated flowers (curved, tubular shape ex. Orchids)

    Ornithrophily

  • 93

    Bat pollinated flower (mango, banana, durian, guava and agave)

    Chiropterophily

  • 94

    Anatomy of seed

    Seed coat, plumule, hypocotyl, Radicle, Cotyledon

  • 95

    This is the embryo sack wall

    Seed coat

  • 96

    This will be the shoot

    Plumule

  • 97

    This will be the stem

    Hypocotyl

  • 98

    This will be the root

    Radicle

  • 99

    This is the food storage

    Cotyledon

  • 100

    The young plant that is developing inside the seed coat

    Embryo