Dab tsi yog cov qauv kev tsim me nyuam thiab cov yam ntxwv tseem ceeb ntawm angiosperms?
Dab tsi yog cov qauv kev tsim me nyuam thiab cov yam ntxwv tseem ceeb ntawm angiosperms?

Video: Dab tsi yog cov qauv kev tsim me nyuam thiab cov yam ntxwv tseem ceeb ntawm angiosperms?

Video: Dab tsi yog cov qauv kev tsim me nyuam thiab cov yam ntxwv tseem ceeb ntawm angiosperms?
Video: yam dab tsi tseem ceeb tshaj ? 2024, Lub peb hlis ntuj
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Lawv lub peev xwm los paj teeb lawv sib nrug los ntawm paj ntoo , tseem hu ua gymnosperms, tso cai rau lawv ua tiav txoj hauv kev luam tawm . Yog tias koj saib ze rau hauv paj, koj tuaj yeem pom cov cim lag luam cov yam ntxwv ntawm angiosperms , suav nrog cov stamens, carpels, thiab cov paj paj me me.

Dhau li, dab tsi yog cov yam ntxwv ntawm angiosperms?

Angiosperms yog paj cog . Nws yog cov noob tsim tawm nroj tsuag zoo li cov gymnosperms thiab tuaj yeem sib txawv los ntawm gymnosperms los ntawm cov yam ntxwv suav nrog paj , endosperm hauv cov noob thiab tsim cov txiv hmab txiv ntoo uas muaj cov noob.

dab tsi yog tus yam ntxwv uas pom tsuas yog hauv angiosperms? zes qe menyuam

Ua qhov no hauv kev txiav txim siab, dab tsi yog cov qauv kev tsim me nyuam ntawm angiosperm?

Hauv angiosperms, rab yaj phom yog tus qauv poj niam deev me nyuam pom hauv paj, thiab suav nrog kev qias neeg , style, thiab zes qe menyuam. Muaj ob ntu rau angiosperm: ib feem txiv neej thiab ib feem poj niam.

Cov yam ntxwv ntawm angiosperms thiab gymnosperms yog dab tsi?

Angiosperms, tseem hu ua paj ntoo, muaj noob uas tau muab zais rau hauv lub zes qe menyuam (feem ntau yog txiv hmab txiv ntoo), thaum lub cev qoj ib ce tsis muaj paj lossis txiv hmab txiv ntoo, thiab tsis tau qhib lossis "liab qab" noob nyob saum nplai nplai los yog nplooj. Gymnosperm noob feem ntau teeb tsa raws li cones.

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