In the Studies by David Tilman of the University of Minnesota

question 18

Multiple Choice

In the studies by David Tilman of the University of Minnesota and John Downing of the University of Iowa, reported in the journal Nature in 1994, they established and monitored 207 plots of Minnesota grasslands for seven years. During the study period, Minnesota's worst drought in 50 years occurred (1987-1988) . The ecologists found that those plots with the greatest number of plant species lost ____ ground cover, as measured by dry weight, and recovered faster than species-poor plots.

• A) less
• B) more
• C) no detectable
• D) only deciduous
• E) detectable

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Definitions:

Sex of Child

Refers to the biological designation of a child as male or female, often determined at birth based on physical anatomy.

Cesarean

A surgical procedure used to deliver a baby through an incision in the mother's abdomen and uterus.

Breech Position

A fetal position where the baby's buttocks or legs are positioned to come out first during birth, rather than the head.

Umbilical

Relating to or affecting the umbilicus or the umbilical cord, the conduit between the developing embryo or fetus and the placenta.