A) Scale-like needles B) Needles arranged in whorls C) Single needles attached directly to the twig D) Needles in bundles of two or three
A) They hang downwards and fall to the ground whole B) They are very small and inconspicuous C) They stand upright and disintegrate on the tree D) They are covered in sharp spines
A) Square B) Flat or slightly rounded C) Circular D) Triangular
A) Root structure B) Needle length C) Bark texture D) Cone characteristics
A) No scars B) Raised scars C) Circular scars D) Diamond-shaped scars
A) Bright red B) Gray or brownish-gray C) Green D) Yellow
A) Tropical rainforests B) Deserts C) Swamps D) Mountainous regions
A) Fir needles are attached directly, spruce needles have a small peg. B) Fir needles have a peg, spruce needles are attached directly. C) Fir needles are in bundles, spruce needles are single. D) The attachment is the same.
A) Balsam Fir B) Douglas Fir C) Noble Fir D) White Fir
A) Colorado Blue Fir (Abies concolor) B) Fraser Fir (Abies fraseri) C) Grand Fir (Abies grandis) D) Red Fir (Abies magnifica)
A) Furniture making B) Lumber and pulpwood C) Musical instruments D) Fuelwood
A) Grand Fir (Abies grandis) B) Balsam Fir (Abies balsamea) C) Noble Fir (Abies procera) D) White Fir (Abies concolor)
A) California Red Fir (Abies magnifica) B) Noble Fir (Abies procera) C) Subalpine Fir (Abies lasiocarpa) D) Balsam Fir (Abies balsamea)
A) A type of bark B) A type of seed C) A type of root D) A modified leaf located below a flower or cone scale
A) Grand Fir (Abies grandis) B) Balsam Fir (Abies balsamea) C) White Fir (Abies concolor) D) Noble Fir (Abies procera)
A) In deserts B) Low elevations C) Along coastlines D) High elevations
A) Balsam Fir B) Subalpine Fir C) White Fir D) Grand Fir
A) Fleshy B) Large and papery C) Absent D) Small and hard
A) Extremely slow B) Very fast C) Slow to moderate D) Variable depending on the species
A) Provide habitat and watershed protection B) Deplete soil nutrients C) Contribute to air pollution D) Inhibit the growth of other plants
A) The texture and color of the bark B) The color of the wood inside the tree C) The shape and size of the cone D) The length and color of the needles
A) Smooth and resinous B) Covered in lichens C) Thick and furrowed D) Scaly and peeling
A) Sandy, alkaline soil B) Waterlogged soil C) Well-drained, acidic soil D) Heavy clay soil
A) Efficient light capture and snow shedding B) Defense against herbivores C) Wind resistance D) Attraction of pollinators |