Podcast
Questions and Answers
Which of the following statements is true about the conservation of matter?
Which of the following statements is true about the conservation of matter?
- Matter is neither created nor destroyed, but rather recycled continuously. (correct)
- Matter is conserved only in closed systems, not in the environment.
- Matter is recycled over and over again, but not conserved.
- Matter is constantly being created and destroyed in the environment.
What are the four major categories of organic compounds found in living organisms?
What are the four major categories of organic compounds found in living organisms?
- Cellulose, starch, glycogen, and chitin
- Sugars, fats, proteins, and minerals
- Vitamins, enzymes, hormones, and amino acids
- Proteins, carbohydrates, lipids, and nucleic acids (correct)
Which of the following best describes the role of nucleotides in living organisms?
Which of the following best describes the role of nucleotides in living organisms?
- They are the primary source of energy for cellular processes.
- They provide structural support to cells.
- They carry information between cells, tissues, and organs. (correct)
- They regulate the pH balance within cells.
What is the term used to describe the strength of an acid or base?
What is the term used to describe the strength of an acid or base?
Which of the following best describes the role of ecology in environmental science?
Which of the following best describes the role of ecology in environmental science?
What is the term used to describe substances that readily give up hydrogen ions in water?
What is the term used to describe substances that readily give up hydrogen ions in water?
What is the scientific study of relationships between organisms and their environment called?
What is the scientific study of relationships between organisms and their environment called?
Which of the following is NOT an example of an abiotic factor in an ecosystem?
Which of the following is NOT an example of an abiotic factor in an ecosystem?
What term refers to all the members of a species living in a given area at the same time?
What term refers to all the members of a species living in a given area at the same time?
According to the second law of thermodynamics, what happens to energy with each successive energy transfer or transformation in a system?
According to the second law of thermodynamics, what happens to energy with each successive energy transfer or transformation in a system?
Which of the following organisms are considered producers in an ecosystem?
Which of the following organisms are considered producers in an ecosystem?
What is the term used to describe the interconnection of individual food chains in an ecosystem?
What is the term used to describe the interconnection of individual food chains in an ecosystem?
What is the process used to release metals from ores, which is a major source of pollution?
What is the process used to release metals from ores, which is a major source of pollution?
Which of the following is NOT a greenhouse gas contributing to the greenhouse effect?
Which of the following is NOT a greenhouse gas contributing to the greenhouse effect?
What is the long term change in the average weather patterns that define Earth's climate called?
What is the long term change in the average weather patterns that define Earth's climate called?
Which process offers great potential for extending our supplies of economic minerals and reducing the effects of mining?
Which process offers great potential for extending our supplies of economic minerals and reducing the effects of mining?
What geological hazards are mentioned in the text?
What geological hazards are mentioned in the text?
What does the greenhouse effect result from?
What does the greenhouse effect result from?
