Fill in the Blanks 90-testOnline version 90-test by Farhad Key 1 waxy salvage foliage do shed leaves fall sugar recouping me The increasing darkness in the Northern Hemisphere this of year " indicates to the plant that is coming on . So it starts materials from the before they drop off . " Evergreens protect their needle ? like from freezing with coatings and natural " antifreezes . " But broadleaf plants , like maples , birches , and sumacs , have no such protections . As a result , they their leaves . But before they , the plants first try to important nutrients such as nitrogen and phosphorus .