A partial food web is shown. The numbers in the boxes represent animals in the food web. 3
5
7
Trees
Grasses
Which organisms have three carnivorous predators and a consumer-producer relationship
with at least one organism?
A The organisms that fit in boxes 2, 3, and 7
B The organisms that fit in boxes 5 and 7
C The organisms that fit in boxes 4 and 6
D The organisms that fit in boxes 2 and 7 only

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

What is the average speed of a car that traveled 300.0 miles in 5.5 hours