What is the approximate number of species that biologists have identified and named?
A) 1.4 billion
B) 2 million
C) 1400
D) 140
Correct Answer:
Verified
Q6: Which of the following correctly lists,in sequence
Q7: What is comprised of all physical forms
Q8: What is characteristic of all life forms?
A) They
Q9: Which term defines a community of interacting
Q10: Which term is synonymous with ecosphere?
A) lithosphere
B) hydrosphere
C) biosphere
D) atmosphere
Q12: Which adjective applies the most to all
Q13: What is the lithosphere comprised of?
A) crust and
Q14: In what sphere would a geologist most
Q15: In which of the following are fossil
Q16: Where would a hot air balloon fly?
A) in
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