Which of the following best explains how a biotic factor can control the population of a species in an ecosystem?
a sudden drop in temperature may cause many individuals in a population to die.
competition between two species may force one of them to migrate to survive.
disease may lead to a decline in the reproductive rate of the species’ main predator.
lack of water during a drought may cause many of the individuals in a population to die.
Answers: 1
Biology, 21.06.2019 15:30
Organisms within a population must compete for resources to survive
Answers: 2
Biology, 22.06.2019 02:50
How does upwelling affect coastal fisheries? upwelling damages nutrient supplies at coastal fisheries as the warm, nutrient-rich surface water is replaced by nutrient-poor, cold water. upwelling damages nutrient supplies at coastal fisheries as the cold, nutrient-rich surface water is replaced by nutrient-poor, warm water. upwelling improves the nutrient supply at coastal fisheries as the warm, nutrient-rich surface water replaces the nutrient-poor, cold water. upwelling improves the nutrient supply at coastal fisheries as cold, nutrient-rich water replaces the warm, nutrient-poor surface water.
Answers: 3
Biology, 22.06.2019 03:30
Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?
Answers: 2
Biology, 22.06.2019 04:00
The distribution of related animals and plants across the world
Answers: 3
Which of the following best explains how a biotic factor can control the population of a species in...
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