

Dichotomous Key Characteristics and Usage
Interactive Video
•
Biology
•
6th - 7th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus when classifying creatures in a dichotomous key?
Using genetic information
Observing physical characteristics
Analyzing habitat
Studying diet
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of questions are used to sort organisms in a dichotomous key?
Multiple choice questions
Open-ended questions
Yes or no questions
True or false questions
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a dichotomous key, what is a 'couplet'?
A pair of characteristics
A pair of statements
A pair of questions
A pair of organisms
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which characteristic is used to differentiate between bees and wasps in the example?
Shape of antennae
Size of body
Presence of hair
Color of wings
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main difference between the legs of bees and wasps?
Bees have longer legs
Wasps have wider legs
Wasps have flat legs
Bees have wider and flat legs
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What characteristic is used to differentiate between spiders and scorpions?
Number of legs
Presence of a stinger
Color of body
Size of claws
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why should characteristics like 'long' or 'big' be avoided in a dichotomous key?
They are relative and not absolute
They are too specific
They are not scientific
They are difficult to observe
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