Multiple choice

The outgrowths on the surface of plants caused by certain parasites is known as

  1. galls

  2. virgate

  3. acme

  4. stolon

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Galls or cecidia are outgrowths on the surface of lifeforms caused by invasion by other lifeforms, such as parasites or bacterial infection. Plant galls are abnormal outgrowths of plant tissues and can be caused by various parasites, from fungi and bacteria to insects and mites.