ALAT - Assistant Laboratory Animal Technician Assistant Laboratory Animal Technician Animal Husbandry and Care 1

Question 1

What is the recommended relative humidity range for most laboratory rodent housing areas?

Accepted Answer

30–70%

Answer

20–30%

Answer

75–85%

Answer

90–100%

Question 2

Which of the following best describes the purpose of an environmental enrichment program for laboratory mice?

Accepted Answer

To promote species-typical behaviors and reduce stress

Answer

To increase the number of animals housed per cage

Answer

To reduce the cost of bedding materials

Answer

To simplify the cage change process for technicians

Question 3

How often should automatic watering systems in rodent housing rooms typically be checked by animal care staff?

Accepted Answer

Daily

Answer

Once a month

Answer

Once a week

Answer

Only when an animal appears dehydrated

Question 4

When changing soiled bedding in a rabbit cage, which material property is most important to verify before use?

Accepted Answer

The bedding is free of aromatic oils and chemical treatments

Answer

The bedding is pre-moistened to prevent dust

Answer

The bedding is brightly colored for easy identification

Answer

The bedding has a fine particle size for burrowing

Question 5

A technician notices that a group-housed rat has a bite wound on its flank. What is the most appropriate immediate action?

Accepted Answer

Remove the injured animal, provide first aid per institutional protocol, and notify the veterinary staff

Answer

Leave the animal in the group and monitor for 48 hours before reporting

Answer

Separate all animals in the cage into individual housing without documentation

Answer

Increase the food supply in the cage to reduce competition

Question 6

What is the primary reason laboratory animal facilities use a light cycle timer to maintain a fixed photoperiod?

Accepted Answer

To synchronize reproductive and physiological cycles and maintain consistent research conditions

Answer

To reduce electricity costs during peak hours

Answer

To allow technicians to work in darkness for noise reduction

Answer

To prevent animals from becoming nocturnal