Two Technicians Are Explaining the Diesel Engine Lubrication System

question 19

Multiple Choice

Two technicians are explaining the diesel engine lubrication system. Technician A says that it removes dirt, abrasives, and contaminants from inside the engine Technician B says the cooling system assists in sealing the combustion chamber by forming a film between the piston rings and the cylinder wall. Who is right?

• A)A only"
• B)B only"
• C)Both A and B
• D)Neither A nor B"

Recognize the roles of species interactions in shaping community structure.

Analyze the effects of non-native species on native communities.

Comprehend trophic relationships and their effects on community structure.

Describe the roles of keystone and foundation species in ecosystems.

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Definitions:

Alimony

Payments one spouse makes to another under a separation or divorce agreement, which may have tax implications.

Recipient Spouse

The spouse who receives alimony or similar payments from the other spouse in a divorce settlement.

Child Support

Payments mandated by a divorce decree or agreement intended for the financial support of the taxpayer's children.

Alimony

Payments made to a spouse or former spouse under a divorce or separation agreement, which may be deductible by the payer and taxable to the recipient under certain conditions.