28 Questions
Which of the following describes a mutualistic relationship?
Both species benefit
What type of relationship is exhibited between Spanish Moss and trees in Florida?
Commensalism
Which of the following is an example of a decomposer?
Fungi
Which term refers to a group consisting of all the members of a species who live in a defined area?
Population
What is the difference between habitat and niche?
Habitat refers to where an organism lives, while niche refers to how an organism meets its needs.
What is an example of a symbiotic relationship?
A close and permanent relationship between organisms
Which type of organism makes up the base of the Pyramid of Energy?
Autotrophs
What is the source of energy for all of these ecological pyramids?
Sunlight
At which level of the food web is the supply of energy the greatest?
Producer
What percent of the energy is transferred from one trophic level to the next?
10%
What does the Pyramid of Biomass show?
The total dry weight of living materials at each trophic level.
Which elements are essential to all forms of life?
Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur
What is the primary source of water on Earth?
Oceans
Which element is weathered out of rocks and is essential for amino acids, DNA, RNA, and other small molecules in our bodies?
Phosphorus
What gas do producers make through photosynthesis?
Oxygen
Which of the following is an example of an abiotic part of an ecosystem?
Mineral salts
What are mineral salts made of?
Nitrogen, calcium, sulfur, and phosphorus
What is the purpose of adding salt solutions to the petri dish with planaria?
To determine which solution is harmful to planaria
Which salt solution would be most harmful to the planaria?
5% Solution
Which solutions caused a change in the movement of the planaria?
5% Solution
Which solution did not change the shape and movement of planaria?
No Salt
Which of the following is a primary consumer?
Caterpillar
What is a food web?
A group of connected food chains
How do primary consumers get their energy?
They eat producers
Which organisms in the food chains are considered secondary consumers?
Fox, snake, owl
Which of the following is NOT a terrestrial biome?
Coral Reef
What is the first species to begin colonizing the barren rock in primary succession?
Lichens
Which biome receives the smallest amount of rainfall?
Desert
Test your knowledge on ecological relationships and the study of interactions between organisms and their environment. Explore the concepts and principles of ecology in this quiz.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
