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Nature's Game Theory

Game Theory In Biology

An exploration of strategic behaviors in the natural world through the lens of game theory.

biology evolution strategy

15 Questions Easy Ages 10+ Jul 18, 2026

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About this Study Set

This study set covers Game Theory In Biology through 15 practice questions. An exploration of strategic behaviors in the natural world through the lens of game theory. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

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1 What strategy is demonstrated when bats share blood meals with unsuccessful foragers, expecting a future return favor?

A The Prisoner's Dilemma
B Reciprocal Altruism
C The Hawk-Dove Game
D Zero-Sum Competition

2 In the 'Hawk-Dove' game, what does the 'Hawk' strategy represent?

A Aggressive fighting for resources
B Passive sharing of food
C Seeking a mate through song
D Running away from predators

3 Which term describes a strategy that, if adopted by a population, cannot be invaded by any competing alternative strategy?

A Dominant behavior
B Evolutionarily Stable Strategy
C Cooperative equilibrium
D Maximum foraging efficiency

4 Why do cleaner fish engage in mutualistic interactions with larger 'client' fish?

A To escape predators
B To gain food while cleaning parasites
C To mark territory
D To practice courtship

5 What is the primary result of the 'Tragedy of the Commons' in an overgrazed ecosystem?

A Increased biodiversity
B Resource depletion
C Rapid plant regrowth
D Genetic diversity gain

6 In biology, what is 'signaling' typically used for in a competitive game?

A To confuse predators
B To convey information about fitness or territory
C To camouflage against backgrounds
D To find water sources

7 Which animal behavior is a classic example of a 'tit-for-tat' interaction?

A Sunbathing on rocks
B Grooming others who groom you
C Hibernate alone in winter
D Grazing on grass

8 What is the main benefit of schooling behavior in fish according to game theory models?

A Increased individual speed
B Improved detection of and protection from predators
C Easier egg laying
D Better communication with other species

9 What does a 'zero-sum' game imply in a natural setting?

A Both individuals benefit equally
B One individual's gain is exactly equal to another's loss
C No one wins the competition
D The population remains stable

10 Why do some birds perform 'mobbing' behavior against predators?

A To show off feathers
B To distract and deter the predator collectively
C To signal to potential mates
D To protect their nest from storms

11 What type of strategy is 'kin selection' in social insects like ants?

A Self-interest only
B Altruism to favor genetic relatives
C Aggressive territory defense
D Random migration

12 In the context of animal conflict, what is a 'convention' used to avoid injury?

A Fighting to the death every time
B Using displays to settle disputes without physical harm
C Sharing resources equally at all times
D Avoiding all social contact

13 What is the 'Prisoner's Dilemma' often used to model in animal social groups?

A Cooperation vs. defection
B The speed of evolution
C Climate adaptation
D Sleep patterns

14 When two wolves share a kill, what type of biological interaction is being modeled?

A Mutualism
B Parasitism
C Commensalism
D Competition

15 Which concept explains why animals often evolve bright warning colors to signal toxicity to predators?

A Costly signaling
B Neutral mutation
C Random drift
D Passive observation

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