Question 1

Which of the following groups is classified under Unikonta?

Accepted Answer

Amoebozoans

Question 2

A scientist is studying a eukaryotic organism that moves using pseudopodia and lacks chloroplasts. Based on the study materials, to which group does this organism most likely belong?

Accepted Answer

Amoebozoans

Question 3

Which of the following is NOT a member of the Archaeplastida group?

Accepted Answer

Slime Molds

Question 4

Opisthokonts are a subgroup of which major eukaryotic lineage?

Accepted Answer

Unikonta

Question 5

A biologist discovers a new photosynthetic organism with chlorophyll a and b, and cell walls made of cellulose. To which group is this organism most likely related?

Accepted Answer

Chlorophyta

Question 6

Which of the following correctly matches a group with a representative member?

Accepted Answer

Archaeplastida – Green Algae

Question 7

Which group includes organisms that are most closely related to land plants?

Accepted Answer

Charophyta

Question 8

A researcher is comparing the evolutionary relationships among eukaryotes. Which of the following statements is supported by the study materials?

Accepted Answer

Charophyta and Chlorophyta are both part of Archaeplastida.

Question 9

Which of the following is a defining characteristic of the Archaeplastida lineage?

Accepted Answer

Photosynthetic ability due to primary endosymbiosis of cyanobacteria

Question 10

If a eukaryotic organism is found to lack both chloroplasts and the ability to form multicellular structures, but is capable of forming a multinucleate mass, to which group does it most likely belong?

Accepted Answer

Slime Molds

Question 11

Which of the following groups is most likely to include organisms that are important decomposers in terrestrial ecosystems?

Accepted Answer

Slime Molds

Question 12

A student claims that all members of Unikonta are photosynthetic. Which of the following best evaluates this claim?

Accepted Answer

The claim is incorrect because Unikonta includes non-photosynthetic groups such as Amoebozoans and Opisthokonts.

Question 13

Which of the following evolutionary events is most closely associated with the origin of Archaeplastida?

Accepted Answer

Primary endosymbiosis of a cyanobacterium

Question 14

Which of the following best describes the relationship between Charophyta and Chlorophyta?

Accepted Answer

Both are subgroups of Archaeplastida and are types of Green Algae.

Question 15

A medical researcher is studying a pathogenic eukaryote that is classified as an Opisthokont. Which of the following organisms could it be?

Accepted Answer

A fungus

Major Eukaryotic Supergroups: Archaeplastida and Unikonta

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