Two Species of Cattail (Typha)live in Shallow Water Along the Shoreline

question 43

Multiple Choice

Two species of cattail (Typha) live in shallow water along the shoreline of ponds.Although T.agustifolia can live by itself in water 0-20 cm deep,in the presence of T.latifolia,it occurs only in water > 20 cm deep,whereas T.latifolia occurs in shallower water.In this example,T.agustifolia is limited by competition exploiting its

• A)ecological niche.
• B)fundamental niche.
• C)realized niche.
• D)physiological niche.

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Definitions:

Neural Tube Defects

Neural tube defects are birth defects of the brain, spine, or spinal cord that occur when the neural tube does not close completely during early fetal development, leading to conditions such as spina bifida.

Spina Bifida

A birth defect where there is an incomplete closing of the backbone and membranes around the spinal cord.

Atrial Septal Defect

A congenital heart defect characterized by an opening in the atrial septum, allowing blood to flow between the two atria, which can affect blood circulation.

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21.