Reproductive Animal Strategies

Question 1

Reproduction

Answer 1

Life process that ensures the continued survival of the species through the production of a new generation of organisms from an existing generation

Question 2

Reproductive effort

Answer 2

The ultimate goal of each animal species to produce the maximum number of surviving Aspen well using the least amount of energy

Question 3

Strategy

Answer 3

Genetically determined behavior

Question 4

Courtship

Answer 4

Behavior and or signals that are designed to attract another animal for mating and breeding

Question 5

Cloaca

Answer 5

A single opening located in the lower abdomen.

During mating, the males and females line up their cloacae for the transfer of sperm

Question 6

Copulation

Answer 6

The introduction of sperm into the female through the use of a penis

Question 7

Fertilization

Answer 7

Joining of nucleus of an egg and sperm

Question 8

External fertilization

Answer 8

Takes place in water and occurs in most aquatic vertebrates

Question 9

Internal fertilization

Answer 9

Occurs in terrestrial vertebrates

Question 10

Ovipary

Answer 10

Eggs develop outside of the parent

Question 11

Ovovivipary

Answer 11

Eggs that are fertilized internally are kept inside the female body until they hatch

Question 12

Vivipary

Answer 12

Fertilization is internal and eggs do not have a shell

Question 13

Amniotes

Answer 13

Reptiles and birds

Question 14

Precocial Development

Answer 14

Species hatch all born when they are almost fully developed.
Parental energy expended in prenatal developments

Question 15

Altricial development

Answer 15

Species hatch or are born not well developed.

Parental energy expended in post natal developments

Question 16

Parental care

Answer 16

Any pattern of behavior in which a parent spends time or energy to improve the survival, conditions and future reproductive success of offspring

Question 17

Biparental care

Answer 17

Parental care by both sexes

Question 18

Prenatal care

Answer 18

Guarding eggs, building nests, carrying broods, incubating eggs and placental nourishing

Question 19

Postnatal care

Answer 19

Providing food, protecting offspring, teaching of spring

Question 20

K- strategy

Answer 20

Few offspring

High level parental care

Question 21

Climax species

Answer 21

Produce slightly more offspring then the maximum the environment can hold

Question 22

R-strategy

Answer 22

Many offspring

No parental care

Question 23

Survivorship Curve

Answer 23

Curve which expresses a certain species particular pattern of mortality

Question 24

Chemotaxis

Answer 24

The movement of a cell or organism in response to chemical stimulus