Can Protect Crops from Insect Pest- Related Losses When Applied

question 43

Multiple Choice

Can protect crops from insect pest- related losses when applied periodically

• A)Escherichia coli
• B)Pseudomonas syringae
• C)Cactoblastis cactorum
• D)bee predators
• E)earthworms
• F)aphids
• G)wasps
• H)Bacillus thuringiensis
• I)bees
• J)colony collapse disorder

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Definitions:

Atomic Mass

The mass of an atom expressed in atomic mass units (amu), essentially equivalent to the number of protons and neutrons in the nucleus.

Atom

The basic unit of a chemical element, consisting of a nucleus of protons and neutrons, with electrons orbiting the nucleus.

Amu

Atomic Mass Unit, a standard unit of mass that quantifies mass on an atomic or molecular scale.

Valence Electrons

Electrons in the outermost shell of an atom that are available for bonding with other atoms.