Directions: Read the passage and answer the question below. The diagram below is called a trophic pyramid. It shows trophic levels of a
grassland habitat. The size of each trophic level represents biomass, with
producers representing the largest amount of biomass.
rd
Top Predator
Carnivore
Herbivores
M
Producers
Which of the following best explains the unique shape of the trophic
pyramid (Why is it narrow at the top, and wider at the bottom)?

In which specialized organ of the plant would these cells most likely be found

Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .