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Biology Quiz: Ecosystems and Organisms

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Questions and Answers

Which organism has not been a tool for the rewilding efforts Dr. Chapman talked about in a Science News segment?

Bats (correct)

Bison

Vascular plants

Wolves

What complex molecule allows vascular plants to grow tall?

Lignin (correct)

Stomata

Chitin

Phloem

What is the ancestral origin of plants?

Photosynthetic red algae

Photosynthetic cyanobacteria

Charophytes (correct)

Photosynthetic brown algae

What is one advantage of the heterokaryotic phase during fungal reproduction?

Fungi have the potential for diversity via sexual reproduction but can wait for an advantageous time. Signup and view all the answers

Why do most bats NOT have resistance to the parasitic fungi?

The fungus is invasive to the United States. Signup and view all the answers

Which of the following structures/adaptations is not present in bryophytes?

Xylem Signup and view all the answers

What is a characteristic that distinguishes Bacteria from Archaea?

Their growth can be inhibited by antibiotics Signup and view all the answers

What is the current carbon dioxide concentration of the earth’s atmosphere?

420 ppm Signup and view all the answers

What happens when the painted lady caterpillar eats an oak leaf?

The plant uses induced defenses Signup and view all the answers

What happens to carbon dioxide concentration during photosynthesis?

It decreases Signup and view all the answers

What cannot be concluded from the cacao plant experiment?

The presence of the endophyte alone negatively affects leaf mortality Signup and view all the answers

What is a reservoir in the context of protist-caused human diseases?

A non-human host population that can become infected by the pathogen, but may not show disease symptoms Signup and view all the answers