ESS
Grade-8
Easy
Question
Seafloor spreading is __________.
- Mid-ocean ridges constantly depositing/adding new material to the ocean floor
- Increasing the number of animals in the sea
- Mid-ocean trenches constantly replenishing the ocean floor with new animals.
- Increasing sand in the sea
The correct answer is: Mid-ocean ridges constantly depositing/adding new material to the ocean floor
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Radiocarbon dating is used to find___________.
Radiocarbon dating is used to find___________.
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Why do there appear to be more animal fossils than plant fossils?
Why do there appear to be more animal fossils than plant fossils?
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Turtles today resemble those that existed millions of years ago. What can we deduce from turtle fossils?
Turtles today resemble those that existed millions of years ago. What can we deduce from turtle fossils?
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Match the following.
| A. Microfossils |
1. |
| B. Carbonized fossil |
2. |
| C. Permineralization |
3. |
Match the following.
| A. Microfossils |
1. |
| B. Carbonized fossil |
2. |
| C. Permineralization |
3. |
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Which of the following layers at Site B is the same age as Layer 4 from Site A?
Which of the following layers at Site B is the same age as Layer 4 from Site A?
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Which of the following animal is extinct?
Which of the following animal is extinct?
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A student constructs a model of the formation of the fossil by first placing a layer of leaves in the bottom of a cup to represent organic matter. What is the next step in the model?
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The Law of Superposition helps geologists to find________.
The Law of Superposition helps geologists to find________.
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The first woolly mammoth was discovered in the frozen soil of ________ 30,000 years ago.
The first woolly mammoth was discovered in the frozen soil of ________ 30,000 years ago.
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Select the incorrect statement about fossils.
Select the incorrect statement about fossils.
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A ____________is a scientist who studies the fossil record to learn about the evolution of life on earth.
A ____________is a scientist who studies the fossil record to learn about the evolution of life on earth.
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Which of the following represents a fossil?
Which of the following represents a fossil?
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Impression of the body’s external structure preserved in wet soil; this is related to_________.
Impression of the body’s external structure preserved in wet soil; this is related to_________.
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If the entire body of an extinct organism is noticed in ice, this is referred to as________.
If the entire body of an extinct organism is noticed in ice, this is referred to as________.
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Select the correct example of a trace fossil from the given options.
Select the correct example of a trace fossil from the given options.
ESSGrade-7
