Tree Leaves I - General Shapes

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Tree Leaves I - General Shapes - Quiz

Hello and welcome to the Electronic Frontier Classroom of the 21st Century. You are about to learn the names and shapes of leaves. Leaves are food factories of the trees. A leave margin, shape, tip, and base are used in the taxonomic identification of leaves. A tree's leaf is one major marker that helps to single out a species. This test has an unlimited number of attempts to better fit your learning and test-taking skills. Each attempt will random the questions and answers.
I hope you have Read morefun learning about the shapes of leaves. GOOD LUCK!


Questions and Answers
  • 1. 

    Lanceolate is letter_____.

    • A.

      A

    • B.

      B

    • C.

      K

    • D.

      N

    Correct Answer
    B. B
  • 2. 

    Leaf shape (b) is called_____.

    • A.

      Auriculate

    • B.

      Deltoid

    • C.

      Lanceolate

    • D.

      Obovate

    Correct Answer
    C. Lanceolate
    Explanation
    Lanceolate leaf shape refers to leaves that are long and narrow, tapering to a point at the apex. The shape is similar to the head of a lance or spear. This shape is common in many plant species and allows for efficient water runoff and light penetration.

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  • 3. 

    Letter (f) leave shape is called a(n)_____.

    • A.

      Hastate

    • B.

      Linear

    • C.

      Ovate-cordate

    • D.

      Obovate

    Correct Answer
    D. Obovate
    Explanation
    The correct answer is Obovate. Obovate refers to a leaf shape that is widest at the top and tapers towards the base, resembling an inverted egg.

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  • 4. 

    Leaf shape (n) is called a(n) connate.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The statement is true because connate means fused or united together, and in the context of leaf shape, it refers to the shape being fixed or permanently attached to the leaf. Therefore, leaf shape can be referred to as connate.

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  • 5. 

    Leaf shape (i) is called a(n)_____.

    • A.

      Auriculate

    • B.

      Deltoid

    • C.

      Obovate

    • D.

      Spatulate

    Correct Answer
    B. Deltoid
    Explanation
    Deltoid is the correct answer because it refers to a leaf shape that is triangular with rounded corners resembling the shape of a delta (a landform formed by the deposition of sediment carried by a river).

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  • 6. 

    What is the leaf shape of letter (j)?  (Please enter your answer in all lower case letters.)

    Correct Answer
    reniform
    Explanation
    The leaf shape of the letter "j" is reniform.

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  • 7. 

    What is the leaf shape name for letter (h)?  

    • A.

      Elliptical

    • B.

      Hastate

    • C.

      Oblong

    • D.

      Oblanceolate

    Correct Answer
    C. Oblong
    Explanation
    The leaf shape name for letter (h) is oblong.

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  • 8. 

    The elliptical leaf shape is letter_____.

    • A.

      E

    • B.

      F

    • C.

      G

    • D.

      H

    Correct Answer
    A. E
    Explanation
    The correct answer is E. The elliptical leaf shape is often described as being similar to the shape of the letter E. This shape is characterized by having a rounded base and a pointed tip, with the sides curving inward. The letter E also has a similar rounded base and two vertical lines that converge towards the top, resembling the shape of an elliptical leaf.

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  • 9. 

    What is the name of leaf shape (e)?

    • A.

      Deltoid

    • B.

      Obovate

    • C.

      Obcordate

    • D.

      Ovate

    Correct Answer
    D. Ovate
    Explanation
    Ovate is the correct answer because it refers to a leaf shape that is broadest at the base and tapers to a point at the tip, resembling the shape of an egg.

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  • 10. 

    A leaf shape that is egg-shaped or oval with a tapering point and heart-shaped is called a(n)_____.  (Please enter your answer using all lower case letters.)

    • A.

      Ovate

    • B.

      Ovate-Linear

    • C.

      Ovate-Cordate

    • D.

      Ovate-Reniform

    Correct Answer
    C. Ovate-Cordate
    Explanation
    The correct answer is "Ovate-Cordate". This leaf shape is described as being egg-shaped or oval with a tapering point and a heart-shaped base.

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  • 11. 

    A(n)______ leaf shape is triangular and the stem attaches to the side.

    • A.

      Auriculate

    • B.

      Deltoid

    • C.

      Lanceolate-Deltoid

    • D.

      Linear

    Correct Answer
    B. Deltoid
    Explanation
    The correct answer is "Deltoid" because a deltoid leaf shape is triangular and the stem attaches to the side.

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  • 12. 

    What is the leaf shape letter (d) called a(n)______.

    • A.

      Deltoid

    • B.

      Oblanceolate

    • C.

      Oblong

    • D.

      Spatulate

    Correct Answer
    D. Spatulate
    Explanation
    The leaf shape letter (d) that is called a spatulate is characterized by a rounded tip that tapers towards the base, resembling a spatula. This shape is commonly found in leaves of certain plant species and is an adaptation that allows for efficient absorption of sunlight and water.

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  • 13. 

    A letter shape called oblanceolate is which letter?

    • A.

      C

    • B.

      I

    • C.

      L

    • D.

      M

    Correct Answer
    A. C
  • 14. 

    The letter shape "obovate" is letter L.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
  • 15. 

    What is the name of the leaf shape letter "f" called?

    • A.

      Linear

    • B.

      Peltate

    • C.

      Spatulate

    • D.

      Obovate

    • E.

      None of the above is the correct answer

    Correct Answer
    D. Obovate
    Explanation
    Obovate is the correct answer because it describes the leaf shape of the letter "f." Obovate refers to a leaf shape that is wider towards the tip and narrower towards the base, resembling the shape of an inverted egg. None of the other options (Linear, Peltate, Spatulate) accurately describe the shape of the letter "f."

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  • 16. 

    A(n)_______ leaf shape is heart-shaped and the stem attaches to the tapering point.

    • A.

      Obcordate

    • B.

      Flabellate

    • C.

      Linear

    • D.

      Cuneate

    Correct Answer
    A. Obcordate
    Explanation
    The correct answer is "Obcordate." Obcordate leaf shape is heart-shaped and the stem attaches to the tapering point.

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  • 17. 

    The reniform leaf shape is letter_____.

    • A.

      D

    • B.

      J

    • C.

      K

    • D.

      M

    • E.

      N

    Correct Answer
    B. J
    Explanation
    The reniform leaf shape resembles the letter J.

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  • 18. 

    The leaf shape "auriculate" is a type found on your turtox key card.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The statement is true because the leaf shape "auriculate" is indeed a type that can be found on a turtox key card.

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  • 19. 

    The _____ is a leaf shape that is pointed, with barbs, shaped like a spear point, with flaring pointed lobes at the base.

    • A.

      Acicular

    • B.

      Acuminate

    • C.

      Hastate

    • D.

      Laminar

    Correct Answer
    C. Hastate
    Explanation
    The correct answer is "Hastate." Hastate is a term used to describe a leaf shape that is pointed, with barbs, shaped like a spear point, and has flaring pointed lobes at the base.

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  • 20. 

    What is the name of the leaf shape letter "L"?

    • A.

      Pedate

    • B.

      Peltate

    • C.

      Perfoliate

    • D.

      Pinnate

    Correct Answer
    B. Peltate
    Explanation
    Peltate is the correct answer because it refers to a leaf shape that is round or shield-like, with the stalk attached to the center of the leaf rather than at the edge. This shape resembles the letter "L," which is why it is the correct answer for the given question.

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  • 21. 

    The leaf shape letter "k" is called orbicular.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The statement is true because the leaf shape letter "k" is indeed called orbicular. The term "orbicular" refers to a shape that is round or circular in form, which accurately describes the shape of the letter "k" in this context.

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  • 22. 

    Which type of leaf shape has the stem through the base of the leaf?

    • A.

      Acicular

    • B.

      Digitate

    • C.

      Perfoliate

    • D.

      Subobtuse

    Correct Answer
    C. Perfoliate
    Explanation
    Perfoliate leaf shape refers to a leaf where the stem appears to pass through the base of the leaf, creating the illusion that the leaf is pierced by the stem. This is a distinct characteristic that sets perfoliate leaves apart from other leaf shapes. Acicular, digitate, and subobtuse leaf shapes do not have the stem passing through the base of the leaf.

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  • 23. 

    A heart-shaped leaf is called filiform.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
  • 24. 

    A(n)_____ leaf shape is lanced-shaped, long, wider in the middle.

    • A.

      Lance

    • B.

      Lance-cordate

    • C.

      Lanceolate

    • D.

      Lobed

    Correct Answer
    C. Lanceolate
    Explanation
    A lanceolate leaf shape is lanced-shaped, long, and wider in the middle. This shape is characterized by a narrow, elongated form with pointed ends that taper towards the base. The width of the leaf is greatest in the middle and gradually tapers towards both ends. This shape is commonly found in various plant species and helps to optimize light absorption and reduce wind resistance.

    Rate this question:

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  • Current Version
  • Mar 08, 2024
    Quiz Edited by
    ProProfs Editorial Team
  • Sep 21, 2011
    Quiz Created by
    John Mitchell

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