Tree Identification Quiz: Scientific and Common Names

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| Attempts: 14 | Questions: 30 | Updated: Nov 11, 2025
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1. What is the scientific name of a SweetGum Tree?

Explanation

The scientific name of a SweetGum Tree is Liquidambar Styraciflua, not Acer Saccharum, Pinus Radiata, or Quercus Alba.

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About This Quiz
Tree Identification Quiz: Scientific And Common Names - Quiz

Designed for the Illinois Science Olympiad, this set focuses on identifying trees through images, covering both common and scientific names. It aids in mastering botanical nomenclature and species recognition, crucial for forestry studies and environmental science competitions.

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2. What is the scientific name for Eastern Red Cedar?

Explanation

Eastern Red Cedar is scientifically known as Juniperus Virginiana. It belongs to the Juniperus genus and is commonly found in North America.

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3. What is the scientific name for Eastern Red Cedar?

Explanation

Eastern Red Cedar is scientifically known as Juniperus Virginiana.

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4. What is the scientific name for the SweetGum Tree?

Explanation

The scientific name for the SweetGum Tree is Liquidambar Styractiflua, not Acer Saccharum (Sugar Maple), Quercus Alba (White Oak), or Ulmus Americana (American Elm).

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5. What is the scientific name for Yellow-Poplar?

Explanation

Yellow-Poplar is scientifically known as Liriodendron Tulipifera. The other options are the scientific names for Red Maple, White Oak, and Loblolly Pine respectively, which are different tree species.

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6. What is the scientific name for the Quercus Macrocarpa tree?

Explanation

Quercus Macrocarpa, commonly known as Bur Oak, is a species of oak tree native to North America.

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7. Some expert believe that the extinct Giant Sloth fed on the fruits of this tree. Others believe that a prehistoric species of horse did. Still others are not sure what animal did. But all experts agree that SOME animals once fed on its fruits. Today, no animal does.

Explanation

Throughout history, various animals have been speculated to have fed on different types of trees. However, in this case, the correct answer is Maclura pomifera, also known as the Osage-orange tree. It is believed that the extinct Giant Sloth, a prehistoric species of horse, or other animals fed on its fruits. These fruits are no longer consumed by any current animal species.

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8. What tree was once popular with ranchers due to its fast-growing nature, thorns, and use as a hedge before the invention of barbed wire?

Explanation

The Maclura pomifera, also known as the Osage-orange tree, was commonly planted by ranchers as a hedge due to its fast growth, thorns, and ability to form a dense barrier before the availability of barbed wire.

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9. What is the scientific name for Osage-orange?

Explanation

The scientific name for Osage-orange is Maclura pomifera, while Acer saccharinum is the scientific name for Silver maple, Juglans nigra for Black walnut, and Quercus alba for White oak.

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10. What is the scientific name for the Osage-orange tree?

Explanation

Maclura pomifera, commonly known as Osage-orange, is a species of flowering plant in the mulberry family.

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11. What is the scientific name for Pin Oak?

Explanation

The correct scientific name for Pin Oak is Quercus prinus, while Quercus alba is the scientific name for White Oak, Pinus sylvestris is the scientific name for Scots Pine, and Acer rubrum is the scientific name for Red Maple.

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12. What genus of tree does this bark belong to?

Explanation

The bark in the image belongs to the Quercus genus, commonly known as Oak trees. Oak trees are known for their distinctive bark patterns.

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13. What is Quercus Velutina commonly known as?

Explanation

Quercus Velutina is commonly known as Black Oak due to the dark color of its bark and leaves.

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14. What is the scientific name for White Oak?

Explanation

The correct scientific name for White Oak is Quercus Alba. Acer Saccharum is the scientific name for Sugar Maple, Pinus Strobus is the scientific name for Eastern White Pine, and Fagus Grandifolia is the scientific name for American Beech.

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15. What is the state tree of Illinois?* Bonus- When was the year that the state tree was chosen?**Extra bonus - Why are TWO dates acceptable as the answer to the first bonus question??

Explanation

The correct state tree of Illinois is Quercus Alba (White Oak) and it was chosen in 1908, but was not specified which oak specifically. Therefore, in 1973, the law was amended to specify Quercus Alba as the official state tree.

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16. What is this?

Explanation

Castanea dentata, commonly known as the American Chestnut, is a species of chestnut native to eastern North America. It was once one of the most common trees in the forests of the eastern United States before being decimated by a chestnut blight in the early 20th century.

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17. What is the scientific name of the American Chestnut?

Explanation

Castanea dentata is the scientific name for the American Chestnut tree. Quercus rubra refers to the Northern Red Oak, Juglans nigra is the Black Walnut tree, and Pinus strobus is the Eastern White Pine tree.

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18. What is the scientific name for a Quaking Aspen tree?

Explanation

A Quaking Aspen tree is scientifically known as Populus tremuloides. The other options are the scientific names for Sugar Maple, Loblolly Pine, and American Beech trees respectively.

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19. What is the scientific name of this tree?

Explanation

The correct scientific name for the Large Tooth Aspen is Populus grandidentata. The other options provided are the scientific names for Sugar Maple, Eastern White Pine, and White Oak respectively.

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20. What is the scientific name for Sassafras?

Explanation

Sassafras albidum is the correct scientific name for Sassafras. The other options are names of different plant species and do not refer to Sassafras.

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21. What is the main ingredient in Root beer?

Explanation

Root beer is traditionally made using the extract from the Sassafras albidum tree, giving it its distinctive flavor. Birch, maple, and pine tree extracts are not typically used in making Root beer.

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22. What is the state tree of South Carolina?

Explanation

The correct answer is Sabal palmetto, also known as Cabbage Palm, which was designated as the state tree of South Carolina in 1939. It is a symbol of the state's diverse landscapes and unique flora.

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23. What is a patch-forming (clonal) understory tree found in well-drained, deep, fertile bottom-land and hilly upland habitat, with large, simple leaves and large fruits, known as the largest edible fruit indigenous to the United States?

Explanation

The correct answer is Asimina Triloba, commonly known as Pawpaw. Although apples, cherries, and bananas are fruits, they do not match the description provided for the tree described in the question.

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24. What is the scientific name for Pawpaw?

Explanation

Asimina Triloba is the scientific name for Pawpaw, not Mangifera indica (Mango), Ananas comosus (Pineapple), or Citrus sinensis (Orange).

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25. What is the scientific name of the Southern Magnolia tree?

Explanation

The correct scientific name for the Southern Magnolia tree is Magnolia Grandiflora. It is a species native to the southeastern United States and known for its large, fragrant flowers.

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26. What is this?

Explanation

Liriodendron Tulipifera, also known as Yellow-Poplar, is a type of tree commonly found in North America. It is distinct for its tulip-shaped flowers and unique leaves. The other options provided are different types of trees with varying characteristics not matching the description of Liriodendron Tulipifera.

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27. Oaks, cedars and Beech trees are all part of which tree family?

Explanation

Oaks, cedars and Beech trees belong to the Fagaceae family, which includes species like oak (Quercus), cedar (Cedrus), and beech (Fagus). Pinaceae family includes pine trees, Juglandaceae family includes walnut trees, and Aceraceae includes maple trees.

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28. Oak is generally a very popular hard wood used in furniture and woodworking. This particular oak however is not popular for timber. It's wood is considered weak, poor quality with too many knots.

Explanation

While White Oak, Red Oak, and Chinkapin Oak are popular choices for timber due to their high quality wood, Pin Oak is considered weak and poor quality with too many knots, making it unpopular for furniture and woodworking.

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29. Over 3 billion of these trees were decimated by an Asian bark fungus in the early 20th century. The species persists but has never fully recovered. Name the tree AND the fungus.

Explanation

The correct answer is Castanea dentata, commonly known as American Chestnut, which was affected by the Chestnut blight fungus. The other options provided are trees that were not affected by this specific Asian bark fungus mentioned in the question.

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30. Why is Sabal palmetto called the 'Cabbage Palm'?

Explanation

Sabal palmetto is commonly referred to as the 'Cabbage Palm' because its leaf bud is edible and is harvested as 'Hearts of Palm', a popular ingredient in various dishes.

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What is the scientific name of a SweetGum Tree?
What is the scientific name for Eastern Red Cedar?
What is the scientific name for Eastern Red Cedar?
What is the scientific name for the SweetGum Tree?
What is the scientific name for Yellow-Poplar?
What is the scientific name for the Quercus Macrocarpa tree?
Some expert believe that the extinct Giant Sloth fed on the fruits of...
What tree was once popular with ranchers due to its fast-growing...
What is the scientific name for Osage-orange?
What is the scientific name for the Osage-orange tree?
What is the scientific name for Pin Oak?
What genus of tree does this bark belong to?
What is Quercus Velutina commonly known as?
What is the scientific name for White Oak?
What is the state tree of Illinois?* Bonus- When was the year that the...
What is this?
What is the scientific name of the American Chestnut?
What is the scientific name for a Quaking Aspen tree?
What is the scientific name of this tree?
What is the scientific name for Sassafras?
What is the main ingredient in Root beer?
What is the state tree of South Carolina?
What is a patch-forming (clonal) understory tree found in...
What is the scientific name for Pawpaw?
What is the scientific name of the Southern Magnolia tree?
What is this?
Oaks, cedars and Beech trees are all part of which tree family?
Oak is generally a very popular hard wood used in furniture and...
Over 3 billion of these trees were decimated by an Asian bark fungus...
Why is Sabal palmetto called the 'Cabbage Palm'?
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