8.12, 8.13 LD50 Quiz

Using the table, which substance is the most toxic?

• table salt

• snake venom

• sugar

• caffeine

Using the table, what dose of sugar would cause a 62 kg person to reach the LD50?

• 1,860,000 mg

• 483.87 mg

• 60,000 mg

• 600 mg

Which substance(s) will cause you to hemorrhage and/or bleed?

• snake venom

• bleach

• arsenic

• sugar

• caffeine

Yellowjacket venom has an LD50 of 3.5 mg/kg. You weigh 42 kg. What is your LD50 dose for yellowjacket venom?

• 147 mg

• 12 mg

• 175 mg

• 21 mg

Yellowjacket venom has an LD50 of 3.5 mg/kg. If you had 48 rats that each weighed 1 kg and they all got stung with 3.5 mg of yellowjacket venom, what is the outcome?

• 12 die

• 24 die

• 36 die

• none die

Which is considered more toxic: a substance with a lethal dose of 47.2mg/kg or one with an lethal dose of 0.8mg/kg?

• 47.2mg/kg

• 0.8mg/kg

What is the LD50?

• 50

• 75

• 100

• 125

Tags

NGSS.HS-PS1-5

What is the LD50?

• 75

• 125

• 250

• 500

What is the LD50?

• 20

• 23

• 30

• 35

Arrange the following chemicals from most to least toxic: dioxin, nicotine, botulinum toxin A, dieldren.

• Dieldren, dioxin, nicotine, botulinum toxin A

• Dieldren, nicotine, dioxin, botulinum toxin A

• Botulinum toxin A, nicotine, dioxin, dieldren

• Botulinum toxin A, dioxin, nicotine, dieldren

Tags

NGSS.HS-PS1-5