Navigating Dichotomous Keys for Leaf Identification

What does 'Dai' in 'Dichotomous Key' mean?

• One

• Three

• Four

• Two

What are the pairs of statements in a dichotomous key called?

• Couplets

• Triplets

• Pairs

• Quadruplets

Which leaf shape resembles an upside-down heart?

• Circular

• Heart-shaped

• Lance

• Triangular

What type of leaf margin looks like a serrated steak knife?

• Smooth

• Wavy

• Lobed

• Serrate

What is a simple leaf?

• A leaf with a petiole

• A single leaf

• A leaf with lobes

• A leaf with multiple leaflets

How many petioles does a twice pinnately compound leaf have?

• Three

• Four

• Two

• One

In the example, what type of leaf was identified using the dichotomous key?

• Sycamore

• Maple

• Oak

• Pine

What should you do if you get an answer wrong in the lab activity?

• Give up

• Ask the teacher

• Try again

• Skip the question

Tags

NGSS.MS-ETS1-4

How many leaves should each group take at a time during the lab activity?

• Four

• Three

• Two

• One

Where should you return the leaves after examining them?

• To the teacher

• To the window side pile

• To the door side pile

• To the original pile