7th Grade Ecology Pre-quiz
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Ecology is studied by scientists called ecologists. What is ecology the study of?
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Volcanoes, rocks & earthquakes
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Stars, planets & space
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Animal & plant homes
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Weather & climate
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About This Quiz
Take this quiz to find out what you already know about ecology :-)
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- 2.
An animal has special characteristics that help it to survive in its home. We call these special characteristics adaptations.
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True
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False
Correct Answer
A. TrueExplanation
The statement is true because adaptations are indeed special characteristics that help animals survive in their specific habitats. These adaptations can include physical features, behaviors, or physiological traits that enable an animal to find food, avoid predators, or withstand the environmental conditions of its home. By possessing these adaptations, animals are better equipped to survive and thrive in their respective habitats.Rate this question:
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- 3.
Petri the snapping turtle is best adapted for which habitat?
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Desert
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Wetland
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Forest
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Ocean
Correct Answer
A. WetlandExplanation
Petri the snapping turtle is best adapted for the wetland habitat. Wetlands are characterized by the presence of water, which is crucial for the survival of snapping turtles. These turtles are well-suited to the wetland environment as they have a hard shell to protect themselves and strong jaws to catch prey. Additionally, wetlands provide abundant food sources and shelter for these turtles. Therefore, the wetland habitat is the most suitable and advantageous for Petri the snapping turtle's survival and well-being.Rate this question:
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- 4.
What adaptations does Petri have for surviving in his habitat? Check all that apply.
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Bright colors
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Webbed feet
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Sharp claws
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Strong jaws
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Good ears
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Hard shell
Correct Answer(s)
A. Webbed feet
A. Sharp claws
A. Strong jaws
A. Hard shellExplanation
Petri has webbed feet, which suggests that he is adapted for swimming or living in aquatic environments. This adaptation allows him to move efficiently through water. Additionally, Petri has sharp claws, which could be used for hunting, climbing, or defending himself. His strong jaws indicate that he has a powerful bite, which could be advantageous for catching and consuming prey. Lastly, Petri has a hard shell, which likely provides protection against predators or environmental hazards.Rate this question:
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- 5.
Petri is a carnivore. This means he eats only __________________.
Correct Answer(s)
meatExplanation
Petri being a carnivore indicates that he consumes only meat as his primary source of food. Carnivores are animals that have adapted to a diet consisting mainly or exclusively of animal tissue. They possess specific anatomical and physiological characteristics that enable them to hunt, capture, and digest meat efficiently. Therefore, Petri's eating habits are limited to meat only.Rate this question:
- 6.
A snapping turtle is just one ___________________, or type of turtle.
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Organism
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Species
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Population
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Community
Correct Answer
A. SpeciesExplanation
The correct answer is "species" because a snapping turtle is a specific type of turtle that belongs to a distinct group with common characteristics. In biology, species refers to a group of organisms that can interbreed and produce fertile offspring. Therefore, a snapping turtle being a species implies that it is a unique and distinct type of turtle within the broader category of turtles.Rate this question:
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- 7.
Biology is the study of life. Check all of the following answers that are biotic things in Petri's wetland habitat.
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Pond water
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Worms
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Duckweed
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Rocks
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Temperature
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Fish
Correct Answer(s)
A. Worms
A. Duckweed
A. FishExplanation
The correct answer includes worms, duckweed, and fish. Biotic things refer to living organisms or components of an ecosystem. Worms, duckweed, and fish are all living organisms that can be found in Petri's wetland habitat. Rocks and temperature, on the other hand, are abiotic factors as they are non-living components of the habitat.Rate this question:
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- 8.
A food chain starts with one animal eating another animal.
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True
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False
Correct Answer
A. FalseExplanation
The statement "A food chain starts with one animal eating another animal" is false. A food chain actually starts with a producer, such as a plant, which is then eaten by a primary consumer, which is then eaten by a secondary consumer, and so on. The chain begins with the transfer of energy from the sun to plants through photosynthesis, and then continues as energy is passed on from one organism to another through consumption.Rate this question:
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- 9.
An ecosystem is made up of
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All living and nonliving things in an area.
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Only plants and animals.
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Only animals and their food.
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Only nonliving things like water, rocks, and air.
Correct Answer
A. All living and nonliving things in an area.Explanation
An ecosystem refers to the interactions between living organisms and their physical environment. It includes both living (plants, animals, microorganisms) and nonliving (water, rocks, air) components. These components work together to create a balanced and self-sustaining system. Therefore, the correct answer is "all living and nonliving things in an area."Rate this question:
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- 10.
Plants get energy from the ______________ and use it to make food through photosynthesis.
Correct Answer
sunExplanation
Plants obtain energy from the sun and utilize it to carry out the process of photosynthesis, which allows them to produce food. Through photosynthesis, plants convert sunlight, carbon dioxide, and water into glucose and oxygen. This process is crucial for their growth and survival as it provides them with the necessary energy to carry out various metabolic activities. Therefore, the sun acts as the primary source of energy for plants, enabling them to synthesize their own food.Rate this question:
- 11.
What is the plant's job in a food web?
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Consumer
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Decomposer
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Scavenger
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Producer
Correct Answer
A. ProducerExplanation
The plant's job in a food web is to act as a producer. Producers are organisms that can make their own food through photosynthesis. They convert sunlight, water, and carbon dioxide into energy-rich molecules like glucose. This energy is then passed on to other organisms in the food web through consumption. Plants play a crucial role in providing energy and nutrients to other organisms, making them essential for the overall functioning of the ecosystem.Rate this question:
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- 12.
Which biome would have the warmest temperatures?
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Prairie grassland
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Desert
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Tundra
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Boreal forest (pine trees)
Correct Answer
A. DesertExplanation
Deserts would have the warmest temperatures among the given options. Deserts are characterized by extremely high temperatures during the day due to the lack of vegetation and moisture to provide shade and evaporative cooling. The absence of cloud cover and the high reflectivity of sand also contribute to the intense heat. In contrast, prairie grasslands, tundra, and boreal forests have cooler temperatures due to factors such as latitude, altitude, and the presence of vegetation that can moderate temperatures.Rate this question:
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- 13.
The rainforest has a warm and humid climate. Where on Earth are rainforests located?
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Near the north and south poles
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Along the shores of oceans
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Near the equator
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Only in Africa
Correct Answer
A. Near the equatorExplanation
Rainforests are located near the equator because they require a warm and humid climate to thrive. The equatorial regions receive abundant sunlight and consistent rainfall throughout the year, creating the perfect conditions for the growth of diverse plant and animal species. This is why rainforests are predominantly found in countries near the equator, such as Brazil, Indonesia, and the Democratic Republic of Congo.Rate this question:
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- 14.
Check all that have the job of decomposing matter.
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Bacteria
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Snakes
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Toads
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Bats
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Mushrooms
Correct Answer(s)
A. Bacteria
A. MushroomsExplanation
Bacteria and mushrooms have the job of decomposing matter. Bacteria are microorganisms that break down organic matter into simpler substances, playing a crucial role in the decomposition process. Mushrooms, specifically fungi, also play a significant role in decomposition by breaking down dead organic material and recycling nutrients back into the ecosystem. Snakes, toads, and bats do not have the primary job of decomposing matter, although they may indirectly contribute to decomposition by feeding on dead organisms.Rate this question:
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- 15.
Which food chain shows the correct flow of energy?
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Sun --> algae --> turtle --> bacteria --> minnow
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Sun --> bacteria --> turtle --> minnow --> algae
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Sun --> algae --> minnow --> turtle --> bacteria
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Bacteria --> turtle --> sun --> minnow --> algae
Correct Answer
A. Sun --> algae --> minnow --> turtle --> bacteriaExplanation
The correct flow of energy in a food chain starts with the sun, which provides energy to the algae through photosynthesis. The energy is then transferred from the algae to the minnow, as the minnow consumes the algae. The minnow is then consumed by the turtle, transferring the energy to the turtle. Finally, the energy is transferred to the bacteria through decomposition of the turtle's remains. This flow of energy from the sun to algae to minnow to turtle to bacteria is the correct sequence in a food chain.Rate this question:
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Current Version
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Oct 24, 2024Quiz Edited by
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Oct 23, 2010Quiz Created by
Klockman
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