Toxins

the building up of a toxin in the bodies of organisms due to environmental contamination

• bioaccumulation

• biomagnification

the additional buildup of a toxin due to the ingestion of contaminated prey

• bioaccumulation

• biomagnification

Toxin concentrations _____________ as you go up the food chain.

• do not change

• increase

• decrease

When you consume an organism, you only receive 10% of the energy, but how much of the toxins do you receive?

• All of the toxins

• 10% toxins

• 1% toxins

• None of the toxins

Tags

NGSS.MS-LS2-3

What are examples of toxins? (choose all that apply)

• water

• salt

• pesticides

• mercury

• insecticides

Tags

NGSS.MS-LS1-5

In which organism would biomagnification be the most concentrated? (Remember the lab: Rabbits eat the grass, the snake eats the rabbit, the hawk eats the snake--the hawk is the apex predator)

• grass

• rabbit

• snake

• hawk

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which organism would have the most bioaccumulation?

• eucalyptus tree

• wombats

• kookaburras

• koalas

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

In what year were the most toxins present in smallmouth bass?

• 2000

• 2002

• 2004

• 2005

Pesticides and herbicides eventually show up in higher-level consumers (i.e. as you go up the food chain) due to

• biomagnification

• climate change

• habitat destruction

• bioaccumulation

Which consumer is the most affected by toxins like mercury?

• Primary Consumer

• Secondary Consumer

• Apex Predator

• Producers

Tags

NGSS.MS-LS2-4