Considering the food web, imagine a circumstance where a new, mutually beneficial relationship develops between H2 and H3, increasing both of their numbers. The effects of this on P2 and C2 are best described as Fourth level TC Tertiary consumers (carnivores) Third level Secondary consumers (carnivores) C, Second level H, H, Primary consumers (herbivores) First level Primary producers (autotrophs) Pz a direct negative effect on P2 and a trophic facilitation effect on C2. OA OB, an indirect positive effect on P2 and a direct negative effect on C2. OCa trophic facilitation effect on both C2 and P2 O D,a direct negative effect on both C2 and P2. OE. a negligable effect on both C2 and P2

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Considering the food web, imagine a circumstance where a new, mutually beneficial relationship develops between H2 and H3, increasing both of their numbers. The effects of
this on P2 and C2 are best described as
Fourth level
(TC,
Tertiary consumers
(carnivores)
Third level
Secondary consumers (C
(carnivores)
Second level
Primary consumers
(herbivores)
H1
H2
H3
First level
P1
Primary producers
(autotrophs)
P2
a direct negative effect on P2 and a trophic facilitation effect on C2.
O A.
B. an indirect positive effect on P2 and a direct negative effect on C2.
C. a trophic facilitation effect on both C2 and P2.
D. a direct negative effect on both C2 and P2.
E. a negligable effect on both C2 and P2.
Transcribed Image Text:Considering the food web, imagine a circumstance where a new, mutually beneficial relationship develops between H2 and H3, increasing both of their numbers. The effects of this on P2 and C2 are best described as Fourth level (TC, Tertiary consumers (carnivores) Third level Secondary consumers (C (carnivores) Second level Primary consumers (herbivores) H1 H2 H3 First level P1 Primary producers (autotrophs) P2 a direct negative effect on P2 and a trophic facilitation effect on C2. O A. B. an indirect positive effect on P2 and a direct negative effect on C2. C. a trophic facilitation effect on both C2 and P2. D. a direct negative effect on both C2 and P2. E. a negligable effect on both C2 and P2.
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