Unit 4 test Flashcards
the bombardier beetle produce’s and stores ______ in its body. when mixed together they become _______
Chemicals and explosive
if the bombardier beetle were created fully functional it would not have _________
survived
if the bombardier beetle were to really evolved over time it would have its self
killed
the average bull giraffe is ___ feet tall and has a heart that is ____ feet long
18 and 2 1/2
without special ___ in its____ vessels its brains blood vessels would _____
valves blood burst
there is a special ______ that absorbs and expunges the blood
sponge
without the large _____ muscle, the _____ in the blood vessels, and the _____ at the base of the brain, the bull giraffe could not function.
heart, valves, sponge
woodpecker’s have an extras ____ to help it walk on trees
toe
their heads move back and forth at an increadable rate of speed like a _______ to bore holes in trees while searching for ______
jackhammer insects
in order to protect their brains from damage while searching for insects, the woodpecker has cartilage that works like a ______ _______
shock absorber
they also have the _______ skull of any animal its size
thickest
the woodpeckers tongue can extend __ inches
10
the tip of their tongue has _____ and is sticky for grabbing insects
barbs
once the insect is n their mouths, a ______ gland secretes a solution that dissolves the sticky substance so the bird can swallow its food
special
the woodpecker is like a complex machine that needs ____ its parts working at the same time for it to function.
all
the nest is built by the male and can measure ___ feet across, ___ feet high and dug ____-____ feet down
20, 50, 3-6
the female lays ___ egg every ___ days for ____ months
1,3,7
each egg weighs about ___ a pound
1/2
the male keeps the nest at ___ degrees and at ___ humidity
91, 99.5
once the baby is born, it turns on its ___ and begins to ____ out of the nest, it takes ___ days.
back, scrape, 3
without the exact size, temperature and ________ the birds would never have lived to the next generation.
humidity
a chicken’s egg is equipped with _____ that bring air for the chick and vent out _____
pores, waste
without the ____ the chick would suffocate or smother.
pores
if the evolution is true, then how did the first chick ____
survive
