Which Life Form REALLY Dominates Earth?

Which Life Form REALLY Dominates Earth?

Assessment

Interactive Video

Science, Biology, Geography, Physics

11th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

The video explores Earth's biomass distribution, highlighting that humans are a minor part of the total biomass, yet have significantly impacted the planet. It discusses the dominance of plants and bacteria in biomass, the role of animals and fungi, and the human-driven changes in the biosphere. The video also touches on future challenges related to population growth and environmental impact.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What animal is humorously suggested to be planning something on Earth?

Humans

Cows

Ants

Chickens

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What measurement do scientists use to compare the mass of different species?

Liters

Gigatons of carbon

Pounds

Kilograms

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which group of organisms makes up 60% of the animal kingdom by biomass?

Fungi

Arthropods

Birds

Mammals

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which organism is considered the largest on Earth by area?

Blue Whale

Giant Sequoia

African Elephant

Mycelium fungus in Oregon

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of Earth's biomass is made up by plants?

95%

35%

60%

83%

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What major change did humans cause to Earth's large mammal species 50,000 to 3,000 years ago?

Moved them to new continents

Domesticated them

Caused their extinction

Increased their population

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

By 2050, what is the projected human population on Earth?

8.5 billion

9.7 billion

7.6 billion

10.5 billion