De or het biologica?

The correct Dutch article is:

de biologica

  • Plural: de biologica's
Rule Words ending in -ica: usually de. See the rule
Meaning (Dutch) (biologie) de logica van het biologische leven

How to use biologica

the biologicade biologica
this biologicadeze biologica
that biologicadie biologica
our biologicaonze biologica
your biologicajouw biologica
every biologicaelke biologica
which biologica?welke biologica?
a big biologica / the big biologicaeen grote biologica, de grote biologica
the biologica (plural)de biologica's, deze biologica's

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).