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TLS Online TPP Program

#Question id: 12585

Agricultural lands frequently require nutritional supplementation because

#SCPH06 I Botany
  1. Nitrogen-fixing bacteria and detrivores do not cycle nutrients as effectively as they do on wild lands. 
  2. The nutrients that enter the plants are not returned to the soil on lands where they are harvested. 
  3. The prairies that comprise good agricultural land tend to be nutrient-poor.
  4. Grains raised for feed must be fortified, and thus require additional nutrients.
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TLS Online TPP Program

#Question id: 17922

#SCPH05 I Biotechnology

Which of the following algorithms implements “once a gap, always a gap” policy?
TLS Online TPP Program

#Question id: 9171

#SCPH06 I Botany

Suppose that the number of bird species is determined mainly by the number of vertical strata found in the environment. If so, in which of the following biomes would you find the greatest number of bird species?
TLS Online TPP Program

#Question id: 2074

#SCPH01 Biochemistry

In some cells, there are many ion electrochemical gradients across the plasma membrane even though there are usually only one or two proton pumps present in the membrane. The gradients of the other ions are most likely accounted for by:
TLS Online TPP Program

#Question id: 16094

#SCPH28 | Zoology

When measured orally the average normal temperature is considered to be:
TLS Online TPP Program

#Question id: 5539

#I Life Science/ Life Sciences Group – I-V

When does neurulation occur during human pregnancy?