Biology Chapter 3 Flashcards

1
Q

Flowers make up the

A

Reproductive parts of flowering plants

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2
Q

All flowers have one primary function for the plant

A

To produce seeds for reproduction

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3
Q

A flower is usually formed on the enlarged end of a special stem called the

A

Flower stalk

Pedicel

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4
Q

The flower parts are attached to the end of the pedicel called the? Which is designed to hold the developing seeds.

A

Receptacle

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5
Q

Usually green in color are the leaf like structures attached to the edge of the receptacle

A

Sepals

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6
Q

The sepals, enclosed and protects the flowers______________ The most conspicuous part of a flower

A

Petals

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7
Q

Sepals are the flowers? In Latin

A

Flowers calyx

Cup

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8
Q

Petals are the? In Latin

A

Corolla

Little crown

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9
Q

Within the Corolla are the_______________ the Organs that protected the _____________________

A

Stamens

Pollen

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10
Q

The pollen contains the male reproductive cells or__________ Of the flower

A

Sperm cells

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11
Q

Each stamen consist of two parts a slender elongated stock called the___[_______ And an enlarged structure at the tip The___________________

A

Filament

Anther

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12
Q

The elongated face shaped structure of a flower is the

A

Pistil

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13
Q

The swollen base of a pistol is called? Was in the ovary are located.?

A

Ovary

Ovule

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14
Q

Ovules contain the female reproductive cells called

A

Egg cells

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15
Q

The stock like structure that connects the ovary to the tip of the pistol is the

A

Style

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16
Q

The tip of the ______________ The pistol is the part of the flower that receives the pollen grains at the time of pollination

A

Stigma

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17
Q

One that has sepals petals and pistols

A

Complete flower

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18
Q

Lacks one or more of the four basic flower parts

A

Incomplete flower

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19
Q

An incomplete flower that lacks pedals is the

A

Poinsettia

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20
Q

The bright red structures that appear to be its pedals are actually special leaves called

A

Bracts

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21
Q

Many plants require a definite. Of light and darkness before they will flower this phenomenon is called.

A

Photoperiodism

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22
Q

When the ovary is fully ribbed, it is called a

A

Fruit

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23
Q

Fruits function as

A

Seed bearing structures of flowering plants

24
Q

Fruit refers to

A

Sweet matured, ovaries such as peaches, apples, and oranges

25
Q

To a botanist, however any ripened over is called a

A

Fruit, whether it is sweet or not, and whether it is edible by humans or not

26
Q

Pollen reaches the pistol throughout a process called

A

Pollination

27
Q

Occurs when pollen fuses with the ovuals

A

Fertilization

28
Q

The transfer of pollen from another to the stigma of a pistol is

A

Pollination

29
Q

Pollination often occurs with the same flower this type of pollination is called

A

Self pollination

30
Q

Occurs when the pollen from another of one plant is transferred to a stigma of a flower on another plant

A

Cross pollination

31
Q

If cross pollination occurs between plants belonging to different species of the same plant, the result is a

A

Hybrid

32
Q

The wide right of ways in which pollination is insured in flowering plants shows

A

The ingenuity and provident care of the creator

33
Q

A sweet tasting watery liquid produced by plants

A

Nectar

34
Q

Have a red and white mottled coloring that gives them the appearance of raw meat

A

Carrion flowers

35
Q

When this pollen is inhaled, it causes an allergic reaction in some people that is called

A

Hayfever

Allergic retinitis

36
Q

The symptoms of hayfever are triggered when pollen was in the respiratory system causes the release of a chemical messenger called

A

Histamine

37
Q

To get rid of histamine, you would have to take what

A

Antihistamine

38
Q

In the United States, the most important type of pollen that triggers hayfever is that of a common member of the composite family

A

Rag weed

39
Q

Oval began dropping into seats only after a sperm cell brought by a pollen grain feces with the egg cell through the process of

A

Fertilization

40
Q

In other words, the new plant receives a

A

Blueprint for growth from the sperm cell and egg cell that unite to form it

41
Q

The sperm cell and egg cell are called

A

Gametes

42
Q

Halloween successful pollination and pomegranate begin to form a from the stigma down through the style of the pistol into the ovary

A

Pollen tube

43
Q

One of the sperm cells unites with egg cell forming the ________________ the other sperm cell fuses with cells called ______________ to form the _______________ a nutritional tissue that surrounds the fertilized egg and provides nourishment to the growing embryo

A

Embryo

Polar nuclei

Endosperm

44
Q

In which two sperm cells are required for reproduction is unique to angiosperms

A

Double fertilization

45
Q

What cause the ovules to begin developing into seeds

A

The formation of fruits is usually triggered by pollination and fertilization

46
Q

In most other plants, the slow development of the ovals seeds results in the formation of________________ chemically produce plants or animals to control or stimulates specific processes that caused the over to begin____________ growing larger and developing into a fruit

A

Hormones

Ripening

47
Q

Holy ripened, fruits are prepared for picking by an_______________ that forms in the stock of the fruit and begins to cut the fruit from the stem

A

Abscission layer

48
Q

Most fruits are considered_______________ because they form from one flower that has one pistol

A

Simple fruits

49
Q

Form from one flower that has several pistols and_______________ form from several flowers

A

Aggregate

Multiple fruits

50
Q

Simple fruits in which the entire ovary is flushing and juicy, threw out our

A

Berries

51
Q

The outer covering of these fruits may be soft leather or somewhat hard

A

Berries

52
Q

Examples of varies are

A

Tomatoes, grapes, cucumbers, watermelon, and oranges

53
Q

Slushy and juicy, but not throughout the entire fruit

A

Drupes

54
Q

Peaches, plums, cherries, apricots, mangoes, and walnuts are

A

Drupes

55
Q

Simple fruits with an outer flashy layer and an inner core

A

Pomes