Select one: a. The two species of barnacles do not compete with each other because they feed at different times of day. b. Balanus is a predator on Chthamalus. c. Balanus is inferior to Chthamalus in competing for space on rocks lower in the intertidal zone. d. Balanus and Chthamalus have a +/+ relationship. e. The removal of Balanus shows that the realized niche of Chthamalus is smaller than its fundamental niche.

Which are observations about the tree on the right ,? check all that apply

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

Which entry is in the wrong position in the table?