UNIT 8 TEST (54)

Kinesis

________ is the change in activity rate in response to stimuli.

Natural selection

________ that favors altruistic behavior by enhancing reproductive success of relative.

Deforestation

________ is a big issue and happen because we tear down land to make room for new houses and roads.

Drosophila males

________ produce a characteristic "song "by beating their wings, insects (innate, genetic)

Bumble bees

________ use electrical signals from flowers to communicate with their hive because they flap their wings so fast.

Information

________ can be transmitted in other ways, such as chemical, tactile, and electrical.

Scents

________ are important in making territory or defense.

Communities

________ and ecosystems change on the basis of interactions among populations and disruptions to the enviornment.

SMR

________ is used for Ectotherms.

BMR

________ is used for Endotherms.

capita growth rate

A population's per ________ gets smaller and smaller as population size approaches a maximum imposed by limited resources in the environment, known as the carrying capacity (K)

Taxis

________ is a more or less automatic, oriented movement toward or away from a stimulus.

Loss of responsiveness

________ to stimuli that convey little or not information.

body temperature

Organisms use different strategies to regulate ________ and metabolism.

Habitat change

________ can happen due to humans.

thermoneutral enviornment

Measured when the animal is in a(n) ________ or, where the organisms does not expend extra energy to maintain temperature.

unchangeable behavioral acts

A sequence of unlearned (innate), ________, that once started are carried out to completion that is triggered by an external sensory stimulus.

Heterotrophs

________ cant capture light to chemical energy to make their own food out of carbon dioxide.

Migration

________ uses the sun (seasonal changes), stars, Earths magnetic field, ect.

Pheromones

________ are important in reproduction behavior.

Natural selection favors

________ innate and learned behaviors that increase survival and reproductive fitness.

Energy

________ is stored in chemical bonds.

Disease

________ is more likely to break out and result in deaths when more individuals are living together in the same place.

behavior

A(n) ________ that causes a change in the ________ of another animal.

Isopods

________ live best in moist conditions; move more in dry areas to increase likelihood of encountering a moist area.

homeostasis

Timing and coordination of biological mechanisms involved in growth, reproduction, and ________ depend on organisms responding to environmental cues.

Niches

________ are ecological roles or ways of life.

Evolutionary success

________ depends on leaving behind the max number of copies of itself in the population which means the max number of offspring.

innate components

A type of behavior that includes both learning and ________ and is irreversible.

High population densities

________ can lead to the accumulation of harmful waste products that kill individuals or impair reproduction, reducing the populations growth.

primary producers

Organisms are autotrophs that often are ________ and capture energy.

Metabolic heat

________ keeps a stable body temperature.

logisitcal growth model

A(n) ________ introduces a carry capacity which limits the amount of organisms.

high density

When a population reaches a(n) ________, there are more individuals trying to use the same quantity of resources.

Population growth dynamics

________ is the change in number of individuals in a population over time.

different types of species

Partitioning separates ________ and creates less direct competition.

natural selection

The patterns are often determines by ________ and trade off of growth, survival, and reproduction.

capita growth rate

A populations per ________ stays the same regardless of population size making the population grow faster as it gets larger.

capita growth rate

Limiting factors cause a populations per ________ to change (usally drop) with increasing population density.

3 divisions of behaviors

Threats, aggression, and submission

Promiscuous

most common, no strong pair bonds

Monogamous

1 male and 1 female

Polygamous

Individual of one sex matin with several of the other

Polygyny

1 male lots of females

polyandry

1 female lots of males

UNIFORM

territorial

RANDOM

plants

CLUMPED

most common

1

the sum of (n/N)^2

n

total number of organisms of a particular species

N

total number of organisms of ALL species