One function of sphincter muscles is to
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Oxygenated blood flows through which vessel?
The oxygenated blood flows through pulmonary veins then leaves the lungs, which return it to the left heart, completing the pulmonary cycle.
Primary productivity is not limited by
Primary productivity refers to plants that make their own food using sunlight, water and availability of nutrients. Hence, they are not limited by time.
Which describes a clinical psychologist?
Which one among the following stars is nearest to the earth?
Proxima Centauri is the nearest star to the Earth.
National Press Day 2017 Theme
The Theme of National Press Day 2017 is "Challenges before media".
Which type of soil is capable of holding moisture for release to plants during the dry period? Alluvial/Black/ Laterite/Red
Black
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Along the coasts salinity is
Rainfall and addition of fresh water from rivers reduce salinity neat the coasts.