Koj tuaj yeem pom daim txhuam cev siliceous nyob qhov twg?

Cov txheej txheem:

Koj tuaj yeem pom daim txhuam cev siliceous nyob qhov twg?
Koj tuaj yeem pom daim txhuam cev siliceous nyob qhov twg?
Anonim

Siliceous sponges feem ntau pom muaj nyob hauv marine ecosystem tab sis lawv qee zaus pom hauv dej tshiab.

Koj yuav pom daim txhuam cev qhov twg?

Feem ntau ntawm cov sponges yog marine, nyob hauv hiav txwv thiab dej hiav txwv. Txawm li cas los xij, muaj ib tsev neeg ntawm cov dej tshiab (Family Spongillidae). Feem coob ntawm cov tsiaj hiav txwv tuaj yeem pom nyob hauv dej hiav txwv thaj chaw xws li thaj chaw tidal mus rau qhov tob tshaj 8,800 m (5.5 mi).

YPorifera siliceous yog dab tsi?

Siliceous sponge, ib daim txhuam cev uas lub ntsiab skeletal Cheebtsam yog silica as opposedrau calcium carbonate los yog fibrous organic cov ntaub ntawv nkaus xwb. Ntau tshaj li 95 feem pua ntawm tag nrho cov kab mob uas paub txog daim txhuam cev muaj cov pob txha siliceous thiab nyob rau hauv chav kawm Demospongiae (phylum Porifera).

Hexactinellida pom nyob qhov twg?

iav sponges hauv chav kawm Hexactinellida yog cov tsiaj uas nquag pom hauv dej hiav txwv tob. Lawv cov ntaub so ntswg muaj cov qauv zoo li iav, hu ua spicules, uas yog ua los ntawm silica (li no lawv lub npe).

daim txhuam cev nyob qhov twg?

Sponges yog cov tsiaj txhu yooj yim invertebrate uas nyob hauv dej hiav txwv. Txawm hais tias feem ntau ntawm cov sponges yog marine, qee hom nyob hauv cov pas dej tshiab thiab cov kwj deg. Lawv pom nyob rau hauv qhov chaw dej hiav txwv ntiav mus rau qhov tob li tsib mais (km).

Pom zoo: