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A) Whorled B) Opposite C) Subopposite D) Alternate
A) Lanceolate B) Linear C) Ovate D) Cordate
A) Entire B) Crenate C) Serrate D) Lobed
A) Parallel venation B) Glabrous surface C) Symmetrical leaf base D) Asymmetrical leaf base
A) Bacteria B) Insect C) Virus D) Fungus
A) American Elm B) Siberian Elm C) Red Elm D) Winged Elm
A) Reddish leaves in fall B) Large thorns C) Smooth bark D) Corky wings on twigs
A) Papery B) Peeling C) Smooth D) Deeply furrowed
A) Samara B) Acorn C) Berry D) Drupe
A) Siberian Elm B) Red Elm C) American Elm D) English Elm
A) Retains leaves year-round B) Sheds leaves annually C) Has needle-like leaves D) Grows very slowly
A) Bark texture B) Habit C) Leaf arrangement D) Root system
A) Wind B) Water C) Gravity D) Animals
A) Cedar Elm B) Water Elm C) Rock Elm D) Slippery Elm
A) Paper production B) Construction lumber C) Medicinal purposes D) Firewood
A) Red Elm B) American Elm C) Rock Elm D) Siberian Elm
A) Europe B) Northeastern United States C) Pacific Northwest D) Southern United States
A) Brightly colored B) Inconspicuous C) Large and showy D) Fragrant
A) High mountains B) Deserts C) Swamps D) Floodplains
A) Rounded shape B) Spreading branches C) Columnar shape D) Weeping branches
A) Zoology B) Ecology C) Botany D) Dendrology
A) American elm leaves are always perfectly symmetrical. B) Siberian elm leaves are hairy. C) American elm leaves are rounder. D) Siberian elm leaves are smaller.
A) Made them more resistant to other diseases B) Improved the population C) Caused a significant decline D) Had no impact
A) Aphids B) Wind C) Elm bark beetles D) Caterpillars
A) Maple Elm B) Winged Elm C) Rock Elm D) Cedar Elm
A) A type of fertilizer B) A wild type C) A cultivated variety D) A type of disease
A) Areas between veins B) Leaf stems C) Leaf margins D) Root systems
A) Determines the size of the tree B) It is not important C) Determines susceptibility to disease D) Helps narrow down possibilities
A) Potentially wet growing conditions B) Extremely fertile soil C) Dry growing conditions D) Recent storm damage
A) Will grow extremely quickly B) Completely immune to all diseases C) Less susceptible to certain diseases D) Will never require pruning |