Environmental Science Overview

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Questions and Answers

What is the process by which plants convert solar energy into organic compounds?

  • Food chain
  • Cellular respiration
  • Photosynthesis (correct)
  • Food web

What is the chemical reaction that occurs when organic molecules from food react with other chemicals, generating energy for living functions?

  • Food web
  • Food chain
  • Photosynthesis
  • Cellular respiration (correct)

What demonstrates the relationships between different food chains?

  • Food chain
  • Trophic level
  • Trophic pyramid
  • Food web (correct)

How is energy transferred in an ecosystem?

<p>From one living thing to the next (B)</p> Signup and view all the answers

What is a network that demonstrates how different nutrients and energy sources connect diverse creatures to one another?

<p>Food chain (B)</p> Signup and view all the answers

What is used to show the quantity of organisms more efficiently at each trophic level?

<p>Trophic pyramid (C)</p> Signup and view all the answers

What is the primary focus of environmental science?

<p>The study of human interaction with the natural environment (B)</p> Signup and view all the answers

Which of the following statements is true about environmental science?

<p>It is an interdisciplinary field that draws concepts from multiple fields of study (B)</p> Signup and view all the answers

Which of the following is an example of a renewable resource?

<p>Timber (B)</p> Signup and view all the answers

In the given example, which field of study is involved when a community decides to use coal for electricity due to its low cost?

<p>Economics (B)</p> Signup and view all the answers

Which field of study is involved when the coal is transported to the population center by road or rail?

<p>Engineering (C)</p> Signup and view all the answers

What is the primary concern regarding the depletion of nonrenewable resources?

<p>They can be used up due to their extremely slow replenishment (D)</p> Signup and view all the answers

Which of the following statements about CO2 is correct?

<p>CO2 is a greenhouse gas emitted from combustion. (B)</p> Signup and view all the answers

What is the primary cause of the melting Arctic Circle ice?

<p>Increased CO2 emissions and the greenhouse effect. (C)</p> Signup and view all the answers

Which of the following is NOT a way to reduce air pollutants?

<p>Increasing the use of non-renewable resources. (A)</p> Signup and view all the answers

What is the difference between renewable and non-renewable resources?

<p>Renewable resources can be replaced by natural processes, while non-renewable resources cannot. (B)</p> Signup and view all the answers

What is the primary cause of acid rain mentioned in the text?

<p>The mixing of NO2 and sulfuric acid. (C)</p> Signup and view all the answers

What is the primary threat posed by global warming to polar bears and Arctic culture, according to the text?

<p>Rising ocean levels and global climate change. (C)</p> Signup and view all the answers

Which of the following statements about wood as a natural resource is true?

<p>Wood is a renewable resource if trees are replanted at the same rate as they are cut down (D)</p> Signup and view all the answers

What is the primary issue caused by acid mine drainage from abandoned coal mines?

<p>It kills plant and animal life in its path (B)</p> Signup and view all the answers

Which of the following is a consequence of using herbicides and pesticides in agriculture?

<p>It can cause birth defects and diseases in humans (C)</p> Signup and view all the answers

What is the primary issue associated with landfills mentioned in the text?

<p>They release methane gas, a potent greenhouse gas (B)</p> Signup and view all the answers

What is one recommended way to reduce land pollution according to the text?

<p>Buy biodegradable items made from natural resources (D)</p> Signup and view all the answers

What is a suggested approach to discourage the use of processed foods and fund environmental restoration efforts?

<p>Impose a tax on processed foods (B)</p> Signup and view all the answers

Which of the following is a defense mechanism used by prey to reduce predation risk?

<p>Chemical substances that repel, deter, or harm predators (D)</p> Signup and view all the answers

What is mimicry in the context of predator-prey interactions?

<p>When one species resembles another that has easily recognizable characteristics, deceiving potential predators (A)</p> Signup and view all the answers

What are spines and spikes in the context of defense mechanisms?

<p>Sharp anatomical structures used to deter predators (B)</p> Signup and view all the answers

What is an example of mutualism mentioned in the text?

<p>The interaction between honeybees and flowering plants (D)</p> Signup and view all the answers

What is the formula used to describe microbial population dynamics?

<p>It includes the initial number of bacteria, the final number after a time period, and the number of generations (D)</p> Signup and view all the answers

Which of the following interactions is described as one species benefiting while the other is harmed?

<p>Parasitism (D)</p> Signup and view all the answers

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