4. Where do spore cases reside on ferns? A on fern flowers
C. on fem roots
B. on fern stems
D. on fern leaves (fronds)

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D. on fern leaves (fronds)

hope it's help

D. on fern leaves (frondes)

Hope it's help you

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles

producers: apple trees, potatoes, carrots, grains, acorns, cabbage, grass, corn, lettuce

consumers: deer, mice, rabbits, chickens, squirrels, horses, worms, cows

predators: eagles, frogs, wolves, owls