Crossword Puzzle Ravens' org.

Clue: Ravens' org.

Tiny aquatic organism (ROTIFER with 7 letters)
Organization led by a Grand Exalted Ruler (ELKS with 4 letters)
Organ with a lobe (EAR with 3 letters)
Military orgs. (UNITS with 5 letters)
1991-2001 president of the National Organization for Women (PATRICIAIRELAND with 15 letters)
Insect's organ (PALP with 4 letters)
Most organized (NEATEST with 7 letters)
Blood-filtering organ (SPLEEN with 6 letters)
Famed labor-brotherhood organizer (APRANDOLPH with 10 letters)
Organic portion of soil (HUMUS with 5 letters)