Is Unwashed fruits and vegetables safe during pregnancy?

In short, according to public-health guidance, unwashed fruits and vegetables is safe when washed well during pregnancy.

Why

Toxoplasma/Listeria on surfaces

What to do

wash thoroughly under running water

The rest of the guidance

Most people checking one food have two or three more in mind. Here is the whole list, strictest first — each verdict is the same one published on that food's own page.

All alcoholbest avoided
Rare/raw beef, poultry, pork; undercooked eggsbest avoided
Raw alfalfa, clover, radish, mung-bean sproutsbest avoided
Shark, swordfish, king mackerel, Gulf of Mexico tilefish, bigeye tuna, marlin, orange roughybest avoided
Sushi, sashimi, raw shellfish, oysters, cevichebest avoided
Unpasteurized (raw) milk; soft cheeses: brie, camembert, feta, blue, queso frescobest avoided
Unpasteurized/fresh-pressed juices, ciderbest avoided
Albacore (white) tunabest limited
Coffee, tea, cola, energy drinks, chocolatebest limited
Liver, pate, high-dose vitamin A supplementsbest limited
Salmon, sardines, shrimp, pollock, catfish, tilapia, canned light tunaencouraged
Deli/luncheon meats, hot dogs, pate, refrigerated meat spreadssee page

Source: MedlinePlus: Pregnancy and Nutrition (U.S. National Library of Medicine).

Educational reference from public health guidance; not medical advice — consult a clinician/pediatrician.