3rd Nine Weeks Pre-Test

What is the difference between qualitative and quantitative analysis?

• there is no difference
• qualitative tells what substance is present, while quantitative tells us how much
• quantitative tells what substance is present, while qualitative tells us how much

What term is used to describe poisoning over a short period of time?

• acute
• obtuse
• chronic
• spontaneous

What is the lowest number of drops needed to determine a blood source?

• 2
• 3
• 4
• cannot be determined

Which of the following is NOT a category of soil?

• rock
• sand
• silt
• clay

What chemical test can be used to locate unseen blood?

• Hema test
• ELISA test
• Luminal test
• Kastle-Meyer test

Which component of blood fights infections?

• red blood cells
• white blood cells
• plasma
• platelets

What do you call a round blood drop resulting from a low-velocity spatter?

• cast off
• arterial gush
• passive
• wipe

What process is used to copy specific DNA strands for comparison?

• electrophoresis
• short tandem repeats
• polymerase chain reaction
• restriction fragments lengths polymorphism

What is a difference between A+ and O- blood?

• A+ blood can be given to anyone
• O- blood can be given to anyone
• A+ blood can be given to a person with O- blood

Which type of soil has the smallest particle size?

• Rock
• Clay
• Silt
• Sand