Plant Structures

Question 1

Your teacher is describing a plant that bears seeds and flowers, has five flower petals, and has seeds that are enclosed by fruits. What kind of plant is he describing?

Revolt · Accepted Answer

angiosperm

Question 2

Which group of plants were the first to adapt to life on land?

Revolt · Accepted Answer

mosses

Question 3

Mosses are classified as bryophytes. Which best describes mosses?

Revolt · Accepted Answer

Mosses are seedless plants.

Question 4

A newly discovered tree species has cone-like structures that are covered with exposed seeds. Which plant group does it most likely belong to?

Revolt · Accepted Answer

gymnosperms

Question 5

This plant is Malva assurgentiflora, an endangered plant found in California. Based on the photo, which type of plant is Malva assurgentiflora?

Revolt · Accepted Answer

dicot

Question 6

The fossil of a plant reveals that it produced spores that were used for reproduction. Which type of plant was it?

Revolt · Accepted Answer

seedless

Question 7

Which best explains the evolution of gymnosperm plants?

Revolt · Accepted Answer

They evolved after the seedless vascular plants.

Question 8

Orchids are a recently evolved plant that have a novel feature known as aerial roots. What is the most likely function of an orchid's specialized roots?

Revolt · Accepted Answer

Aerial roots allow the orchid to attach itself to trees.

Question 9

Which is an innovation of gymnosperms?

Revolt · Accepted Answer

Gymnosperms are the first seed plants.

Question 10

Which evolutionary adaptations helped plants succeed and spread on land?

Revolt · Accepted Answer

vascular tissue and seeds

Plant Structures Answers

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