Life Science Review

W=white hair
w= non-white hair
If you cross a horse with WW and a horse with ww what fraction of the offspring would be expected to have white hair?

• none (0%)
• 3/4 (75%)
• 1/2 (50%)
• all (100%)

What does a food web represent?

• All connections of energy flow throughout all organisms in a habitat.
• The specific ways that mutualism is carried out.
• A single pathway or energy flow between organisms. 
• How carnivores get their food. 

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

symbiotic relationship in which both organisms benefit

• competition
• Mutualism
• nitrogen fixation
• energy pyramid

Tags

NGSS.MS-LS2-2

This is the unique way an organism survives or its 
"job" within the environment

• Niche
• Habitat
• Population
• Predation

What is missing from this food chain?
Grass > Grasshopper > Bird > Snake

• Producer
• Primary Consumer
• Secondary Consumer
• Decomposer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

Which species most likely has the largest population?

• Herring
• Plankton
• Shrimp
• Shark

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Identify the correct food chain that demonstrates the energy flow of this food web.

• Eagle < Bluebird < Plant
• Plant< Rabbit < Eagle
• Plant > Snail > Lizard > Eagle
• Eagle> Lizard>Caterpillar>Plant

Tags

NGSS.MS-LS2-3

Which of the following is a behavioral adaptation?

• the strong wings of a hummingbird
• the way bees work together
• the green, slimy skin of a frog
• the long beak of hummingbird

What is an example of an organism adapting to seasonal change?

• Canada geese migrating south for the winter
• the snowshoe hare changing its fur color from white to brown in spring
• a chipmunk hibernating until spring
• all of these

Tags

NGSS.MS-LS4-4

NGSS.MS-LS2-1

Biotic is a non-loiving organism

• true 
• false

Tags

NGSS.MS-LS2-3