Animal reproductive Strategies Exam With Complete Solutions 2024

What is reproduction? - correct answer-the production a new generation of organisms from an existing generation (a life process that ensures the continued survival of a species. What is the goal of each species? - correct answer-to produce the max number of surviving offspring while using the least amount of energy (AKA reproductive effort) What is reproductive effort? - correct answer-total amount of energy used during reproduction What type of reproduction is energy efficient and in what animals does this occur? - correct answer-Asexual reproduction has a low reproductive effort because it involves only a single animals (found in lower and microscopic animals) What type of reproduction requires a higher energy input, why and what animals is it found in? - correct answer-Sexual reproduction has high reproductive effort because is more complex (found in all vertebrates) Why have unique reproductive strategies developed? - correct answer--to ensure max reproductive success in diff environments -This enables species to breed successfully and survive to reproductive age What is strategy? - correct answer-a genetically determined behavior What are the 5 reproductive strategies that will be explored? - correct answer-A=courtship B=external vs internal fertilisation C= Ovipary, ovovivipary and vivipary D= amniotic egg F=parental care What is courtship in animals? - correct answer-behaviour and or signals designed to attract another animal for mating and breeding What are the 2 different strategies of courtship? - correct answer-Simple and complex strategies What are simple courtship strategies? - correct answer-chemical (pheromones), visual (brightly coloured body parts) and auditory stimuli are used for mates to find each other. They can be used singly or in combination