#Question id: 8854
#Section 2: Evolution
Which cells in a sponge are primarily responsible for trapping and removing food particles from circulating water?
#Question id: 7500
#General Aptitude
#Question id: 10699
#Section 2: Evolution
Two plant species co-occur in a prairie. Species X always occurs near species Y. However, species Y often occurs in isolation from species X and produces more seeds when alone than when growing next to species X. Which of the following interactions between species X and Y could generate this pattern?
#Question id: 11518
#Section 2: Evolution
R strategists tend to have
#Question id: 10828
#Section 1: Ecology
Not all parasitism involves feeding on the body of the host. The exception is