Classification

Which of the following characteristics will most likely be helpful in identifying a butterfly using a dichotomous key?

• Migrates north every spring
• hangs on branches
• flutters wings fast on hot days
• Wings have long extensions

Tags

NGSS.MS-LS4-2

A student discovers an arachnid with a segmented abdomen, long legs, and a tail with no stinger. The student uses the dichotomous key below to identify it. Which arachnid has the student found?

• Whip Scorpion
• Wind Scorpion
• Daddy long legs
• Scorpion

Tags

NGSS.MS-LS4-2

A labeled diagram of a fiddler crab is provided. Which of the following is an accurate observation of the structures of a fiddler crab? Fiddler crabs have -

• five pairs of walking legs on each side.
• an enlarged propodus on both front legs.
• a pair of eyes on stalks at the top of the body.
• two pairs or chelipeds for a total of four.

Tags

NGSS.MS-LS4-2

When using a dichotomous key to identify organisms, what do we look at?

• physical features
• weather patterns
• environment
• diet

What is a dichotomous key used for in science?

• To organize biomes
• Classify organisms
• Identify bacteria only
• None of these

Tags

NGSS.MS-LS4-2

Using this dichotomous key, identify the name of the circled Fish, J.

• peacock flounder
• band-tail puffer
• trumpet fish
• spotted goat fish

Tags

NGSS.MS-LS4-2

Tool used by a taxonomist to identify an unknown organism is a:

• dichotomous key
• binomial nmenclature
• scientific name
• binomial key

What is the name of bird Z?

• Certhidea
• Geospiza
• Camarhynchus
• Platyspiza

Leaf S

• Eastern white pine

• balsam poplar

• sweet gum

• ginko

Which characteristics are used to identify the American Robin?

• Head color, Beak shape, and Beak Color

• Head color and Beak Color

• Beak Shape and Beak Color

• Beak Color

Tags

NGSS.MS-LS4-2