In birds and reptiles,the excretion of __________ conserves water.
A) urea
B) ammonia
C) creatine
D) creatinine
E) uric acid
Correct Answer:
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Q16: A reptilian characteristic of Archaeopteryx was
A)Jacobson's organ.
B)a
Q17: All birds undergo a periodic replacement of
Q18: The _ of most birds has a
Q19: The wings of a bird function as
Q20: Birds with long tongues include
A)vultures and flamingoes.
B)hummingbirds
Q22: When birds fly,increased muscular activity produces large
Q23: _ refers to periodic round trips between
Q24: All birds are
A)territorial.
B)oviparous.
C)monogamous.
D)nest builders.
E)polyandrous.
Q25: A group of eggs laid by a
Q26: Albeit rare,a few bird species are _,in
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