A) Smooth bark B) Opposite leaf arrangement C) Alternate leaf arrangement D) Sharp thorns
A) Oval B) Compound C) Heart-shaped D) Needle-like
A) Opposite B) Whorled C) Basal D) Alternate
A) Black B) Green C) Red D) Yellow
A) 4 B) 1 C) 2 D) Many
A) Dark gray with lenticels B) Covered in thorns C) Green and peeling D) Smooth and white
A) Fraxinus americana B) Acer negundo C) Salix alba D) Rhamnus cathartica
A) Lack of teeth B) Prominent teeth C) Deep lobes D) Spiny edges
A) Alternate B) Whorled C) Basal D) Opposite
A) Red B) Green C) Yellow D) Dark purple to black
A) Rhamnus cathartica B) Quercus alba C) Acer platanoides D) Frangula alnus
A) Grayish-brown with prominent lenticels B) Smooth and white C) Rough and deeply furrowed D) Bright green
A) Shade B) Full sun C) Dry soil D) Flooding
A) Deserts B) Old growth forests C) Disturbed areas D) Alpine meadows
A) Enhances biodiversity B) Provides habitat for endangered species C) Outcompetes native vegetation D) Prevents soil erosion
A) Native B) Endangered C) Invasive D) Beneficial
A) Fertilizing heavily B) Watering regularly C) Planting more buckthorn D) Cutting and herbicide application
A) Prolific seed production B) Slow growth rate C) Requires specific soil conditions D) Susceptible to many diseases
A) Thorny branches on glossy buckthorn B) Opposite leaf arrangement on common buckthorn C) Alternate leaf arrangement on glossy buckthorn D) Black berries in the fall
A) They are indistinguishable B) By leaf shape C) By examining flower structures D) By bark color
A) Rocky soil B) Well-drained soil C) Highly acidic soil D) Saturated soil
A) Multi-stemmed shrub or small tree B) Ground cover C) Single, straight trunk D) Vine
A) Birch B) Oak C) Dogwood D) Pine
A) Fall B) Summer C) Spring D) Winter
A) Gas exchange B) Support for climbing vines C) Protection from insects D) Water storage
A) Late fall or winter B) Summer C) Any time D) Spring
A) Beautiful B) Strong C) Purgative D) Poisonous
A) Large, showy flowers B) Fragrant white flowers C) Bright red flowers D) Small, greenish-yellow
A) To increase soil erosion B) To promote native plant growth C) To improve the buckthorn's health D) To provide food for invasive species
A) Burning bush B) Norway maple C) Japanese barberry D) Serviceberry |