Deck 25: Environmental Concerns and Processing

Question 1

_____​ uses methods to capture all nonliquid waste and prevent it from entering the wastewater.

A)A solids-recovery basin
B)An activated sludge system
C)Dry cleanup
D)Exhaust scrubber

Answer 1

C

Question 2

Water serves as a universal solvent.

Answer 2

True

Question 3

_____ produces a highly alkaline or salty solid waste.

A)Bacteria removal
B)Cooking food products
C)Caustic peeling
D)Washing production equipment

Answer 3

C

Question 4

Tramp material in food processing plants refers to _____.

A)spoiled food stocks
B)soil and extraneous materials
C)vegetable trimmings
D)peels,seeds,pulp,and stems

Question 5

Solid wastes sent to a sewer undergo size reduction and are mixed with water.

Question 6

_____ treatment of wastewater often involves the use of trickling filters,activated sludge tanks,and various ponds.

A)Primary
B)Secondary
C)Tertiary
D)Final

Question 7

The federal government requires that wastewater exiting a food-processing plant be potable.

Question 8

In the production of quality food,the role of water in processing and preparation is almost infinite.

Question 9

_____ is being attacked aggressively by public agencies and the public at large.

A)Commercial food producers
B)The EPA
C)Water conservation
D)Pollution

Question 10

Common _____ processes use a variety of mechanical means such as screw presses,belt presses,and vacuum filters.

A)eradicating
B)unclogging
C)desolidification
D)dewatering

Question 11

In cases when incineration and use of solid wastes as fuel are an option,the moisture content must be _____.

A)between 10 percent and 20 percent
B)10 percent or less
C)50 percent or more
D)greater than 25 percent

Question 12

Pollution is being attacked aggressively by public agencies and the public at large.

Question 13

Packing technology must balance food protection with environmental consciousness.

Question 14

Disposal of solid wastes as animal feed is the most common method.

Question 15

A large fraction of the solid waste produced at food-processing plants comes from the separation of desired food components from undesired components in the early stages of processing.

Question 16

Converting raw products into finished food products requires _____.

A)nonpotable water
B)distilled water
C)very little water
D)large quantities of water

Question 17

Water costs and sewer charges are _____.

A)rising
B)lower for commercial businesses
C)remaining constant
D)inconsequential

Question 18

Wastewater-treatment plants use BOD levels to _____.

A)gauge the amount of waste present in water
B)determine fines for food-processing plants
C)decide what chemicals to use for treating the water
D)track the chemicals added to runoff water

Question 19

Turbidity in water refers to sodium levels.

Question 20

The water quality exiting a food manufacturing operation is insignificant.