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  • 問題数 68 • 12/12/2024

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    問題一覧

  • 1

    The following are major regions of a seeds except;

    ovule

  • 2

    The first step in the plants reproductive process.

    Flower induction

  • 3

    Vernalization is the process of exposure to low temperature to promote

    Flowering & Germination

  • 4

    Photoperiodism is the response of plant to day length in relation to;

    Flowering

  • 5

    Which of the following needs long dark period to flower?

    Short day plant

  • 6

    The phytochrome that inhibits flowering:

    Pr

  • 7

    The phytochrome that induces flowering

    Pfr

  • 8

    Flower having both male and female parts:

    Perfect

  • 9

    How can we describe the flower of a squash?

    Incomplete & Imperfect

  • 10

    Known as the process of formation of the male gametophyte in plants

    Microgametogenesis

  • 11

    Known as the process of formation of the female gametophyte in plants.

    Megagametogenesis

  • 12

    A floral mechanism that promotes self-pollination when the flower does not open at all is known as;

    Cleistogamy

  • 13

    Flowering plants unique form of fertilization is known as;

    Double fertilization

  • 14

    In fertilized ovule what is needed to produce the embryo are:

    Sperm cell + egg cell

  • 15

    In fertilized ovule what is needed to produce the endosperm are:

    Sperm cell + polar nuclei

  • 16

    Corolla

    All the petals

  • 17

    Gynoecium

    Pistil

  • 18

    Androecium

    Stamen

  • 19

    Calyx

    Sepal

  • 20

    Pericarp

    Matured ovary wall

  • 21

    Cleistogamy

    Flower do not open

  • 22

    Chasmogamy

    Flower open after pollinated

  • 23

    Simple Fruit

    Apple

  • 24

    Aggregate Fruit

    Guyabano

  • 25

    Multiple Fruit

    Pineapple

  • 26

    Complete flower

    Petal, sepal, stamen, pistil

  • 27

    Incomplete flower

    Petal, sepal, stamen

  • 28

    Monoecious flowering

    Male and female on the same plants

  • 29

    Dioecious flowering

    Male and female on different plants

  • 30

    Photoperiodism

    Response to daylength.

  • 31

    Happens after fertilization wherein to produce a fully develop zygote

    Embryogenesis

  • 32

    What are the parts located inside the ovule?

    Pollen and Egg cell

  • 33

    Cell on top part of the ovule that gives rise to the hypocotyl, meristem and cotyledon?

    Apical

  • 34

    Cell on the bottom part of the ovule that gives rise to the hypophysis & suspensor?

    Basal

  • 35

    Found in the interface between the suspensor and embryo that give rise to some root cell.

    Hypophysis

  • 36

    A supporting structure during plant embryo development that pushes the embryo proper

    Suspensor

  • 37

    Give rise to the vascular tissue.

    Procambium

  • 38

    Give rise to the epidermis.

    Protoderm

  • 39

    Endosperm development wherein the cell wall is formed after every cycle.

    Cellular

  • 40

    Endosperm development wherein the cell wall is formed after the first cycle followed by subsequent cell division w/ no cell wall formation.

    Helobial

  • 41

    Endosperm development wherein the cell wall is not formed after every cycle

    Nuclear

  • 42

    Phytohormones that promotes cell division and differentiation of on the tips or apex of a plant.

    Cytokinin

  • 43

    Phytohormones that promotes dormancy.

    Abscisic acid

  • 44

    Phytohormones that breaks dormancy in seed.

    Gibberellins

  • 45

    What the cell presents during the two-cell stage of the seed embryogenesis.

    Basal and Apical

  • 46

    In Tetrazolium test, viable seeds will stain;

    Red

  • 47

    Stage wherein seeds are unable to germinate due to the absence of favorable condition.

    Quiescence

  • 48

    Type of germination wherein the cotyledon is raised above the ground.

    Epigeal

  • 49

    Type of germination wherein the cotyledon remains on the ground.

    Hypogeal

  • 50

    Dormancy is caused by conditions outside of the seed's embryo

    Exogenous

  • 51

    Dormancy is caused by conditions inside of the seed's embryo

    Endogenous

  • 52

    Main purpose of the endosperm.

    Energy storage

  • 53

    when water comes into contact with the seed and enters the micropyle it is known as.

    imbibition

  • 54

    What is the common cause of exogenous dormancy.

    Thick seed coat

  • 55

    Benefits of dormancy except:

    Help seed to germinate seeds right away

  • 56

    Seed that cannot undergo desiccation

    Recalcitrant

  • 57

    Seed that can withstand desiccation

    Orthodox

  • 58

    a process that occurs after the fertilization of an ovule to produce a fully developed plant embryo.

    Embryogenesis

  • 59

    Integuments

    Seed Coat

  • 60

    Nucellus

    Perisperm

  • 61

    Funicullus

    Hilum

  • 62

    Ovule

    Seeds

  • 63

    Ovary

    Fruit

  • 64

    Physical scarification

    Soaking on hot water

  • 65

    Chemical scarification

    Treatment w/ sulfuric acid

  • 66

    Mechanical scarification

    Piercing, rubbing, scratching

  • 67

    Stratification

    Moist sand, soil or sawdust.

  • 68

    Vernalization

    Cold temp treatment