Which of the following is an example of an aquatic community?

A. fishes, snails, crabs, water, and salinity
B. fishes, snails, and crabs only
C. both water and salinity
D. water only
E. salinity only


Ans: B. fishes, snails, and crabs only

Biology & Microbiology

You might also like to view...

Within a gymnosperm megasporangium, what is the correct sequence in which the following should appear during development, assuming that fertilization occurs?

1. sporophyte embryo 2. female gametophyte 3. egg cell 4. megaspore A) 4 ? 2 ? 3 ? 1 B) 4 ? 1 ? 2 ? 3 C) 1 ? 4 ? 3 ? 2 D) 1 ? 4 ? 2 ? 3

Biology & Microbiology

Which of the following is true?

A. Only eukaryotes have a membrane-bound nucleus B. Only eukaryotes have ribosomes C. Only bacteria have cell walls D. Only bacteria and eukaryotes have a plasma membrane

Biology & Microbiology

Which Lophotrochozoan phylum includes members called ribbon worms or proboscis worms, which are found mostly in marine environments?

a. Rotifera b. Nemertea c. Platyhelminthes d. Mollusca

Biology & Microbiology

What is the normal pH of blood?

A. extremely acidic B. neutral C. slightly acidic D. extremely basic E. slightly basic

Biology & Microbiology