A) Seed type B) Bark appearance C) Leaf shape D) Root structure
A) Paper Birch B) River Birch C) Gray Birch D) Yellow Birch
A) Silver-gray B) Pure white C) Yellowish-bronze D) Dark brown
A) Perfectly smooth texture B) Bright green hue C) Salmon-pink to reddish-brown color D) Black, furrowed appearance
A) Non-peeling, chalky white bark B) Bark that smells of wintergreen C) Thick, corky bark D) Horizontal lenticels only
A) Protective layers on the trunk B) Pores in the bark for gas exchange C) Small spines growing out of the bark D) Resin pockets found in bark
A) Gray Birch B) Paper Birch C) Yellow Birch D) River Birch
A) Lobed B) Circular C) Needle-like D) Ovate to triangular
A) Basal B) Alternate C) Opposite D) Whorled
A) Entire (smooth) B) Lobed C) Serrate (toothed) D) Crenate (scalloped)
A) Berry B) Samara C) Acorn D) Drupe
A) Fleshy fruit B) Hard nut C) Winged seed D) Conelike structure
A) Modified leaves B) Cylindrical flower clusters C) Clumps of resin D) Thorny branches
A) Year-round B) Mid-winter C) Late summer to early fall D) Early spring
A) Yellow Birch B) River Birch C) Gray Birch D) Paper Birch
A) 500-600 years B) 20-30 years C) 80-120 years D) 300-400 years
A) Highly alkaline soil B) Heavy clay C) Permanently wet soil D) Well-drained, sandy loam
A) Making canoes and baskets B) Artificial sweetener production C) Fueling nuclear reactors D) Construction of skyscrapers
A) Deep taproot B) Knee-like roots C) Shallow and spreading D) Aerial roots
A) Being able to self-pollinate B) Having male and female flowers on separate trees C) Having both male and female flowers on the same tree D) Requiring a specific soil type to grow
A) Fast-growing B) It varies greatly by species C) Moderate-growing D) Slow-growing
A) Climax species B) Exotic invaders C) Pioneer species D) Understory specialists
A) Samara wing width B) Leaf size alone C) Downy twigs on Downy Birch D) Bark color alone
A) North America B) Europe C) Antarctica D) Asia
A) A type of birch disease B) A type of birch leaf C) A specialized birch root D) A white pigment found in birch bark
A) By tree height alone B) They are the same species C) By bark color alone D) By leaf shape and samara wing width
A) Lack of any ecological importance B) Poisoning herbivores C) Repelling insects D) Food source and habitat for various species |