Which of the following is not true concerning cover crops?
a.
they prevent soil erosion
b.
they can fix nitrogen in soil
c.
they are sold as cash crops
d.
they add organic matter to soil

Correct C). They are sold as cash crops

A cover crop is a crop that is planted in order to manage soil fertility, soil erosion, soil quality, weeds, pests and diseases in an agricultural ecosystem.

These are an off-season crop, which is planted after the harvest of the cash crop. They will grow into the winter season and may be terminated in the spring season. They do not interfere with the planting of the cash crop.

Hence, the correct answer would be option C.

the eggs of the insects should be the first thing collected at the scene.

false

this is true, assuming that the allele is completely recessive and incomplete dominance is not a factor.