Which of the following activities is most likely to result in nutrient pollution? a. cutting down trees
b. pouring motor oil down the drain
c. excess fertilizer use
d. none of the above

Why does bubbling occur when vinegar mixed with baking soda

What would most likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time?

Some species of wasps are social. the queen starts a colony from scratch each spring. she builds a small nest, and lays and raises a group of female workers. the workers enlarge the nest while the queen continues to lay eggs. unfertilized eggs become males that mate with newly hatched females. all of the wasps except the newly fertilized females die by the summer. which best describes this behavior? a)it is beneficial only to the males that do not fertilize eggs. b)it is beneficial only to the female workers that are not fertilized. c)it is beneficial to each one of the individual colony members. d)it is beneficial to the whole species, but not to all of the individual members.