Practise MYP Biology questions on 7.3 Predator–prey and review the explanations to check your understanding.
Use these questions for topic practice and to find ideas you want to revisit in your notes or lessons.
True or False: Adaptation in a predator–prey relationship is a one-directional process where prey must adapt to predators to survive.
Which factor is the primary driver of the 'decline' phase in a prey population during a population cycle?
Which of the following is an example of a structural adaptation specifically mentioned as a way prey deter predators?
In a predator–prey relationship, how is the predator population's growth rate biologically constrained relative to the prey?
Which predator adaptation is a likely reciprocal evolutionary response to the development of camouflage in a prey species?
True
False
A lack of available reproductive partners
Increased predation pressure as predator numbers rise
A sudden onset of environmental disease targeting only the prey
The prey species migrating to find better climates for winter
Stealthy movement
Pursuit endurance
Group living
Toxins or spines
Stealthy movement
It is always exactly half the prey population size
It is limited by the energy conversion efficiency from prey to predator
It is independent of the prey's birth rate
It increases instantly when the prey population increases
Increased sprinting speed
Development of sharp claws
Enhanced senses
