BRYOPHYES DIVER Flashcards

1
Q

WHAT ARE BRYOPHYTES

A

bryophytes are the simplest and most primitive non vascular land plants
The name bryophyte is derived from 2 words BRYON meaning MOSS and PHYTON meaning plant

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2
Q

Characteristics of plants

A

members of plant kingdom are more complex and varied in form than those of other kingdoms.

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3
Q

WHAT ARE PLANT TISSUES SPECIALIZE IN

A

Plant tissues are specialized in photosynthensis conduction support anchorage protection

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4
Q

DO PLANTS AND ALGAE HAVE SIMILAR CHARACTERISTICS

A

yes plants share a number of common characteristics with green algae which suggest that plants descended either from a remote common ancestor of the green algae that sucessfully invaded terrestrial habitat

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5
Q

WHAT ARE PLANTS PRIMARY PHOTOSYNTHETIC PIGMENT

A

plants primary photosynthetic pigment is called chlorophyll a

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6
Q

WHAT ARE PLANTS ACCESORY PIGMENTS

A

plants accesory pigment are called ‘‘chlorophyll b and carotenoids’’

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7
Q

DO BRYOPHYTES HAVE A WELL DEVELOPED ALTERNATION OF HETEROMORPHIC GENERATIONS??

A

yES bryophytes have a well develop alternation of heteromorphic generation

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8
Q

WHAT CONSTITUTE THE HETEROMORPHIC ALTERNATION OF GENERATION

A

. sporophyte/gametophyte). This type of life cycle
is common among the living members of the Plant Kingdom.
* The sporophyte is the generation which produces spores which
germinate into the gametophyte. The gametophyte is the
generation which produces male and female sex cells (gametes)
which, during sexual reproduction, fuse into a zygote. The latter
develops into a sporophyte

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9
Q

what is sporophyte generation

A

The sporophyte is the generation which produces spores which
germinate into the gametophyte

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10
Q

what is gametophyte

A

The gametophyte is the
generation which produces male and female sex cells (gametes)

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11
Q

WHAT DOES GAMETES PRODUCE IN GAMETOPHYTE GENERATION produces

A

The gametophyte is the
generation which produces male and female sex cells (gametes)
which, during sexual reproduction, fuse into a zygote. The zygote
develops into a sporophyte

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12
Q

WHAT DOES GAMETES PRODUCE IN GAMETOPHYTE GENERATION produces

A

The gametophyte is the
generation which produces male and female sex cells (gametes)
which, during sexual reproduction, fuse into a zygote. The zygote
develops into a sporophyte

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12
Q

WHAT DOES GAMETES PRODUCE IN GAMETOPHYTE GENERATION produces

A

The gametophyte is the
generation which produces male and female sex cells (gametes)
which, during sexual reproduction, fuse into a zygote. The zygote
develops into a sporophyte

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12
Q

WHAT DOES GAMETES PRODUCE IN GAMETOPHYTE GENERATION produces

A

The gametophyte is the
generation which produces male and female sex cells (gametes)
which, during sexual reproduction, fuse into a zygote. The zygote
develops into a sporophyte

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13
Q

WHAT DOES GAMETES PRODUCE IN GAMETOPHYTE GENERATION produces

A

The gametophyte is the
generation which produces male and female sex cells (gametes)
which, during sexual reproduction, fuse into a zygote. The zygote
develops into a sporophyte

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13
Q

WHAT DOES GAMETES PRODUCE IN GAMETOPHYTE GENERATION produces

A

The gametophyte is the
generation which produces male and female sex cells (gametes)
which, during sexual reproduction, fuse into a zygote. The zygote
develops into a sporophyte

14
Q

ARE ALL PLANTS OOGAMOUS ie exhibit sexual reproduction

A

Yes plants are all oogamous

15
Q

WHAT IS OOGAMOUS

A

Oogamy is a type of sexual reproduction in which the gametes differ in both size and form. In oogamy, the large female gamete (also known as ovum) is immobile, while the small male gamete (also known as sperm) is mobile. Oogamy is a common form of anisogamy, with almost all animals and land plants being oogamous.

16
Q

YES

A

zygotes of many plants are nutritionally dependent on the gametophyte generation

17
Q

WHY ARE zygotes of many plants are nutritionally dependent on the gametophyte generation

A

he zygotes of many plants are nutritionally dependent on the gametophyte generation because they are not photosynthetic