Joey knows butterflies cause little or no damage to his plants. The basis for his opinion is most likely because butterflies have what type of mouthparts?

Insects can be distinguished from spiders because insects have:

Marcel notices that the leaves of his bedding plants have been damaged by chewing insects. Which insects are most likely responsible for the damage?

A sponging-type insect most likely damages a plant by:

Jana finds insects on her bedding plants. She knows they are insects because of their:

Samantha learns that for a plant to contract a disease it must have:

Rosa found distorted patterns of mottled colors—dark green, light green, yellow, and white—on the young leaves of her plants. This condition, caused by viruses, is called:

Fernando notices that his plants have quickly turned brown and look as though they had been burned. What disease is most likely causing this problem?

Noah learns that tobacco mosaic virus can also attack:

After Paula smoked a cigarette during her break at work, her boss made sure she washed her hands before handling the tomato plants. What could she spread to the tomato plants?

Brad read online that bacteria are what type of microorganisms?

What symptoms does Pam see if her seedlings have a damping-off problem?

Viral, fungal, and bacterial describe the origin for types of:

Diseases are common with horticultural crops because most plants are grown in highly moist conditions and at warm temperatures that make a favorable: