Why few plants can grow well in clay soils, even when water content is high
What will be an ideal response?
Ans: Soils rich in clay are often high in water content, but the closely positioned particles in clay allow few air spaces, and existing spaces tend to hold on to the water that enters them. Such air spaces also limit the supply of oxygen to the roots.
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The long arm of a chromosome is called the ____________________ arm.Fill in the blank(s) with the appropriate word(s)
What is the opening of the uterus?
What will be an ideal response?
In the figure on the right, carrying capacity is represented by
A) letter A B) letter B C) letter D D) letter E E) Carrying capacity isn't depicted on this graph
Potential remedies for when your model suffers from the endogeneity problem include all of the following except what?
A. Gather (additional) longitudinal data to allow for a fixed effect approach. B. Gather (additional) control variables that would limit the endogeneity concern. C. Gather (additional) data on a possible instrumental variable. D. Check if the residuals from your regression are uncorrelated with your treatment.