Seagrasses are important in all the following except:

a. nutrient recycling.
b. providing a habitat for animals.
c. stabilizing sediments.
d. being consumed by most estuarine herbivores.


D

Biology & Microbiology

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Which statement is true?

a. The movement of solvent occurs from a hypotonic solution to an isotonic solution. b. The net movement from an isotonic to a hypotonic solution involves the movement of solute molecules only. c. The concentration of the solute is greater in an isotonic solution than in a hypertonic solution. d. The concentration of the solvent is greater in a hypertonic solution than in an isotonic solution. e. Osmosis involves only hypertonic solutions.

Biology & Microbiology

In a population characterized by type III survivorship, the probability of survival __________ with

age. a. increases b. decreases c. does not change d. first decreases then increases e. first increases then decreases

Biology & Microbiology

Which structure or structures function to open and close the stomata?

a. cuticle b. mesophyll c. palisade cells d. guard cells e. chloroplasts

Biology & Microbiology

Which of the following statements is true of the pine life cycle?

A) The pine tree is a gametophyte. B) Male and female gametophytes are in close proximity during gamete synthesis. C) Conifer pollen grains contain male gametophytes. D) Double fertilization is a relatively common phenomenon.

Biology & Microbiology