Barnacles are filter-feeding molluscs that live by filtering plankton from seawater. This is a description of the barnacles':

A) community. B) niche. C) ecosystem. D) habitat.


Answer: B

Biology & Microbiology

You might also like to view...

An animal that is attached to the substrate and cannot move from one place to another is said to be:

A. rooted B. sessile C. sedentious D. fixated E. commatose

Biology & Microbiology

Which of the following is NOT a product of photosynthesis

a) water b) oxygen c) sugars d) carbon dioxide e) none of the above; all are products of photosynthesis

Biology & Microbiology

Cardiac muscle has prolonged contraction due to a sodium induced-calcium released process into the cytoplasm of the cell. Cardiac cells can communicate through pore-like channels between cells. List the junction and the organelle involved in cardiac muscle contraction?

A. gap; rough ER B. gap; smooth ER C. adherens; rough ER D. adherens; golgi apparatus E. adherens; smooth ER F. gap; golgi apparatus

Biology & Microbiology

Which of these situations regarding phloem sources and sinks is not correct?

A. During autumn, deciduous tree roots would be a sink. B. Young leaves are sinks. C. The root of a carrot plant is a source. D. In a seedling, the cotyledons would be sources. E. A growing pumpkin is a sink.

Biology & Microbiology