Angiosperm Characteristics and Classification

Angiosperm Characteristics and Classification

Assessment

Interactive Video

Biology

9th - 10th Grade

Practice Problem

Hard

Created by

Lucas Foster

FREE Resource

The video introduces angiosperms, the most diverse group of flowering plants, and explores their classification into basal and core groups. Basal angiosperms are paraphyletic, while core angiosperms are monophyletic, including five clades: ceratophyllales, chloranthales, magnoliidae, monocots, and eudicots. Monocots, making up 23% of angiosperms, include orchids and major agricultural crops. Eudicots, comprising 75% of flowering plants, are distinguished by their tricolpate pollen. The video also discusses the historical classification of monocots and dicots, now replaced by a more detailed system.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT an example of an angiosperm?

Asparagus

Apple

Cactus

Fern

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean if a clade is paraphyletic?

It includes only extinct species.

It includes the most recent common ancestor but not all descendants.

It includes species from different evolutionary paths.

It includes all descendants of a common ancestor.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which order of basal angiosperms includes aquatic plants like water lilies?

Austrobaileyales

Nymphaeales

Amborellales

Ceratophyllales

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which clade is known for having a single extant genus of aquatic flowering plants called hornworts?

Eudicots

Magnoliidae

Ceratophyllaceae

Chloranthaceae

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of known angiosperms do the five clades of core angiosperms account for?

75%

0.1%

2%

23%

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which family of monocots is the largest, with up to 28,000 species?

Lilies

Grasses

Palms

Orchids

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a characteristic of monocots?

Parallel leaf veins

Vascular bundles in a ring

Petals in multiples of three

Fibrous root system

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?