Question 1

Which of the following best describes the difference between frontier ethics and environmental ethics?

Accepted Answer

Frontier ethics views natural resources as unlimited and available for human use, while environmental ethics emphasizes the need to care for the environment and use resources sustainably.

Question 2

A city is experiencing rapid urbanization, leading to overcrowding, pollution, and increased demand for resources. Which of the following is NOT a potential consequence of this rapid urbanization?

Accepted Answer

Improved air quality

Question 3

Which of the following is an example of a renewable energy source?

Accepted Answer

Wind

Question 4

Which of the following best defines a scientific theory?

Accepted Answer

A widely accepted, thoroughly tested, and confirmed explanation for a set of observations or phenomena

Question 5

If a population of a country is growing at a constant rate of 7% per year, approximately how many years will it take for the population to double? (Use the Rule of 70)

Accepted Answer

$$70 \div 7 = 7$$ years

Question 6

Which of the following is an example of mutualism?

Accepted Answer

Bees pollinating flowers

Question 7

Which of the following best describes the carbon cycle?

Accepted Answer

The movement of carbon through living things, fossil fuels, and the atmosphere

Question 8

Which of the following is a biotic factor in an ecosystem?

Accepted Answer

Bacteria

Question 9

What is the main reason for tropical deforestation according to the study materials?

Accepted Answer

For agricultural use, especially cattle ranching and crops like soy or palm oil

Question 10

Which of the following best describes the survivorship curve for humans?

Accepted Answer

Type 1 – most individuals survive until old age

Question 11

Which of the following is NOT a strategy to preserve biodiversity?

Accepted Answer

Increasing fossil fuel consumption

Question 12

Which of the following is a correct description of the nitrogen cycle?

Accepted Answer

The movement of nitrogen through living things and the environment, including nitrogen fixation by bacteria

Question 13

Which of the following is an abiotic factor in an ecosystem?

Accepted Answer

Sunlight

Question 14

Which of the following best describes a scientific hypothesis?

Accepted Answer

A proposed explanation for a particular phenomenon that can be tested

Question 15

Which of the following is a primary consumer in a food chain?

Accepted Answer

A herbivore that eats plants

Question 16

Which of the following best describes the logistic growth model for populations?

Accepted Answer

An S-shaped curve showing growth that levels off as resources become limited

Question 17

Which of the following is an example of commensalism?

Accepted Answer

Barnacles on whales

Question 18

Which of the following is NOT one of the six elements that are the building blocks of life?

Accepted Answer

Calcium

Question 19

Which of the following best describes the pyramid-shaped population profile of a developing country?

Accepted Answer

Wide base, narrow top

Question 20

Which of the following is a correct statement about energy transfer in trophic levels?

Accepted Answer

Only about 10% of energy passes from one level to the next

Environmental Science Study Notes: Key Concepts and Definitions

Study Guide - Practice Questions

Study Guide - Flashcards