Multiple Choice
The greatest threat to global biodiversity is _____________.
A) habitat destruction
B) chemical pollution
C) the introduction of alien species
D) overconsumption of rice,corn,and wheat
Correct Answer:
Verified
Correct Answer:
Verified
Q9: _have greater species richness than_ .<br>A)Deserts;tropical rainforests<br>B)Tropical
Q10: The five major factors contributing to extinction
Q11: Genes are located on molecules called_ .<br>A)nuclei<br>B)deoxyribonucleic
Q12: In general,biodiversity is_ .<br>A)75% plant species and
Q13: A small flock of birds becomes stranded
Q15: Explain why today's estimate of the number
Q16: In North America,many kinds of birds have
Q17: Endemic species are_ .<br>A)well established and show
Q18: The causes of the sixth mass extinction
Q19: Heavy rains and mudslides cause a river