Ecology Assignment

Assignment 2 desexualize the by-line Terms 1. ) Endotherm Organisms that rely heavily on internally derived metabolic heat energy, Hm (Pg. 109) 2. ) Ectotherm Animals that rely mainly on external sources of energer for regulating embody temperature. (pg. 109) 3. ) Poikilotherms Animals whose body temperature varies directly with environmental temperatures. (pg. 109) 1. ) Concept 6. 2 check over 2 during severe drouths, rough of the branches of shrubs and trees die while others survive.How might losing few branches increase the probability that an individual embed give survive a drought? Because of the limited supply of water sacrafices must be made the trees and plants that be non able to sustain the harsh conditions of the drought die while the plants that thrive impart live. Although leave and branches may fall that is okeh because of the shortage of water there will be water going to the places that necessity it the around and the branches are not the most substanti al part of the plant. The roots and the idea is therefore that is where the priority lies. . ) Concept Review 7. 1 1What environmental conditions favor plants with C3 photosynthesis? why? Plants in moist climates use C3 photosynthesis. C3 photosynthesis requires carbonic acid gas and is the most common and easiest type of photosynthesis lendable to plants, it uses only simple chemical reactions inwardly the leaf and thats all it of necessity in order to work properly. 3. ) Define the term haploid. A haploid is a single set of unpaired chromosomes. In haplodiploid systems, males develop from unfertilized eggs and are haploid. Females develop from fertilized eggs and are diploid.