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Biologija > Augalai > Flashcards

Augalai Flashcards

1
Q

Augalu pernasos sistema sudaro:

A

Mediena ir karniena

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2
Q

Mediena-

A

Vandens indais i virsu teka vanduo ir mineralines medziagos

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3
Q

Karniena-

A

Retiniais indais is lapu atiteka gliukoze ir kitos organines medziagos

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4
Q

Transpiracija-

A

Vandens garinimas pro lapus

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5
Q

Transpiracijai itakojantis veiksniai:

A

Oro dregme
Vejas
Temperatura
Paros laikas

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6
Q

Jei zioteles uzsiverusios tai

A

Augalui truksta vandens (tai mazina vandens garavima)

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7
Q

Jei ziotele atsiverus

A

Augalui pakanka vandens

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8
Q

Dengiamasis audinys-

A

Jis dengia augalo organud

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9
Q

Dengiamojo audinio funkcijos:

A

•Saugo augala nuo isdziuvimo
•Saugo nuo priesu
•Saugo nuo aplinkos poveikio
•Uztikrina medziagu mainus (garavima,difuzija, osmosa)

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10
Q

Apytakos audini sudaro

A

Saknys
Stiebas
Lapai
Vandens ir retiniai indai

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11
Q

Asimiliacinis audinys-

A

Tai lapo viduje esancios lasteles kuriu citoplazmoje daug chloroplastu
Ji sudaro statusis ir purusis sluoksnis

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12
Q

Ziedo sandara

A
  1. Vyriskoji ziedo dalis
  2. Moteriskoji ziedo dalis
  3. Pagalbines ziedo dalys
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13
Q

Vyriskoji ziedo dalis-

A

Tai kuokelis

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14
Q

Kas sudaro kuokeli

A

Kotelis ir dulkine kur subresta ziedadulkes

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15
Q

Moteriskoji ziedo dalis-

A

Tai piestele

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16
Q

Kad sudaro piestele

A

Lemenelis, purka ir mezgine kur susidaro seklapradziai su moteriskomis lytinemis lastelemis

17
Q

Pagalbines ziedo dalys:

A

Ziedkotis- iskelia zieda virs lapu
Ziedsostis-prisitvirtina taurelapiai
Taurelapiai-saugo neisiskleidusi pumpura
Vainiklapiai- vilioja vabzdzius

18
Q

Seklu plitimo budai

A

Sultingieji vaisiai- platina gyvunai ir pauksciai
Sausieji vaisiai-atsirado savaime ir seklos pasklinda
Vaisiai su skirstukais- isnesioja vejas
Vaisiai su kabliukais- isnesioja gyvunai ir zmones

19
Q

Ziedkotis-

A

Iskelia ziedus virs lapu

20
Q

Vainiklapiai

A

Saugo vidines ziedo dalis

21
Q

Vabzdziu apdulkinami ziedai

A

Spalvingi vainiklapiai
Ziede yra nektaro
Viliojantis kvapas
Ziedadulkes lipnios, ju nedaug

22
Q

Vejo apdulkinami ziedai

A

Vainikai neisvaizdus
Ziede nera nektaro
Neturi kvapo
Ziedadulkii daug, jos lengvos

23
Q

Vegetatyvinio dauginimosi budai

A

Sakniastebiais
Stiebagumbiais
Svogunais
Usais
Stiebo auginiais
Atlankomis
Skiepijimu
Lapais
Lapu pumpurais

24
Q

Mikrodauginimasis-

A

Labaratorijose vykstantis, is augalo lasteliu

25
Q

Klonai-

A

Vegetatyvinio dauginimosi bydu is motininio augalo issivystr augalai

26
Q

Trasos skirstomos i 3 grupes:

A

Organines trasos- meslas, durpes, kompostas
Mineralines trasos- azoto, fosforo, kalio
Bakterines trasos- preparatai

27
Q

Kalis reikalingas (K)

A

Ziedams krauti, vaisiams brandyti

28
Q

Fosforas naudojamas (P)

A

Isisaknyti

29
Q

Magnis (Mg) -

A

Chlorofilui gaminti

30
Q

Azotas (N)

A

Steibui augti, sulapoti

Biologija (5 decks)

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