MAINTENANCE CERTIFICATION EXAM STUDY
GUIDE 2025
◉ Grasshoppers. Answer: feed on plants
◉ Earwigs. Answer: feed on vegetables, fruits, and flowers
◉ Aphids. Answer: insects that penetrate the plant phloem and feed
on the dissolved food. They act as plant pathogens and are also
vectors that carry pathogenic viruses, bacteria, and fungi into
healthy plant tissue
◉ Vertebraes. Answer: animals with a backbone
fish, reptiles, amphibians, birds, and mammals
◉ Biotic disease. Answer: disease caused by "living" organisms
fungi, bacteria, viruses, virioids, phytoplasms
◉ abiotic disease. Answer: Nonliving disease induced by
environmental conditions, often as a result of human activity
, ◉ fungi. Answer: An organism that absorbs nutrients from the
environment.
◉ mildew. Answer: A type of fungus
◉ bacteria. Answer: single-celled organisms that lack a nucleus;
prokaryotes. Mostly occur in moist and warm conditions.
◉ Virus. Answer: a parasite composed of genetic material and
surrounded by a layer of protein.
◉ Vectors. Answer: An organism that transmits disease by conveying
pathogens from one host to another. Leafhoppers, aphids, mites, etc.
◉ Wettable Powders (WP). Answer: Insoluble powder that forms
suspension. Requires agitation
◉ Soluble Powders (SP). Answer: Soluble powder that dissolves in
water to form one true solution. Less agitation needed.
◉ Flowables (F). Answer: A liquid or viscous concentrate that
suspends in water. Milky and required agitation.