Limestone is made up of the shells of (foraminifera/parabasala/radiolarians)
What will be an ideal response?
foraminifera
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Is a virus considered alive?
A. Yes, it possesses all of the requirements for life. B. Yes, it possesses enough of the requirements for life to be considered living. C. No, it does not possess any of the requirements for life. D. No, it does not possess all of the requirements for life.
The relationship between DNA and RNA is ____
a. antagonistic
b. opposite c. exact duplicate d. complementary e. unrelated
Mercury can enter aquatic food chain and collect in fish as well as people who eat fish. This is an example of which of the following processes?
A) salinization B) biological magnification C) biological accumulation D) biotic potential E) bioremediation
One advantage of participating in a biofilm is ____________.
A. the ability to move as a group. B. the ability to share other members’ toxin-degrading secretions. C. increased competition for food. D. the ability to break down neighbor’s scaffolding for food. E. the formation of a colonial organism.