Pentathlon 2025 Science Quiz 1

1. Individuals leaving the population is known as ________.

• a. displacement
• b. relocation
• c. immigration
• d. migration
• e. emigration

2. What is the integration of living and nonliving system components in specific geographic areas called?

• a. Ecology
• b. Ecosystems
• c. Biodiversity
• d. Habitat
• e. Climate systems

Tags

NGSS.MS-LS2-3

3. The ___________ is an objective way to explore the natural world, draw inferences from it, and predict the outcome of certain events, processes, or alterations.

• a. empirical approach
• b. theoretical model
• c. observational study
• d. scientific method
• e. heuristic technique

Tags

NGSS.MS-PS1-2

NGSS.MS-PS2-2

4. What happens each time an atom splits?

• a. A large explosion occurs.
• b. Radiation is absorbed.
• c. A small amount of heat is given off.
• d. The atom becomes unstable.
• e. The atom changes into a new element.

Tags

NGSS.HS-PS1-8

5. According to the most common definition, what is a characteristic that organisms must have to be a species?

• a. They must share the same habitat.
• b. They must be able to produce viable offspring.
• c. They must have identical behavior patterns.
• d. They must have the same feeding habits.
• e. They must have similar lifespans.

Tags

NGSS.MS-LS3-2

6. Which of the following can cause the type of genetic drift known as bottleneck effect?

• a. hunting, habitat loss, or natural disasters
• b. overpopulation
• c. technological advancements
• d. migration to a new area
• e. improved agricultural practices

Tags

NGSS.HS-LS3-2

7. According to the United Nations, the global human population reached _________ people in November 2022.

• a. 4 billion
• b. 6 million
• c. 98 million
• d. 8 billion
• e. 25 billion

Tags

NGSS.MS-ESS3-4

8. How is ethanol produced?

• a. by distillation
• b. by chemical synthesis
• c. by evaporation
• d. by combustion
• e. by fermentation

9. What term is used to describe species that are not native to an area but are introduced by people, either deliberately or accidentally?

• a. native species
• b. exotic species
• c. endemic species
• d. invasive species
• e. resident species

10. What largely determines the relatively hospitable temperatures on Earth?

• a. heat-trapping gases in the atmosphere
• b. solar radiation
• c. ocean currents
• d. earth’s magnetic field
• e. land formations

Tags

NGSS.MS-ESS2-6