Strategies for Survival

Question 1

sexual reproduction

Answer 1

A reproductive process that involves two parents that combine their genetic material to produce a new organism, which differs from both parents

Question 2

asexual reproduction

Answer 2

A reproductive process that involves only one parent and produces offspring that are identical to the parent.

Question 3

Fertilization

Answer 3

Process in sexual reproduction in which male and female reproductive cells join to form a new cell

Question 4

internal fertilization

Answer 4

fertilization of an egg by sperm that occurs inside the body of a female

Question 5

external fertilization

Answer 5

The process by which the female lays eggs and the male fertilizes them once they are outside of the female

Question 6

courtship behavior

Answer 6

The behavior that animals of the same species engage in to prepare for mating.

Question 7

cone

Answer 7

The reproductive structure of some plants; always wind pollinated

Question 8

Pistil

Answer 8

Female part of the flower

Question 9

stigma

Answer 9

sticky upper part of a pistil that collects pollen

Question 10

Style

Answer 10

The stalk of a flower’s pistil

Question 11

Ovary

Answer 11

A flower structure that encloses and protects ovules and seeds as they develop.

Question 12

Stamen

Answer 12

Male part of the flower

Question 13

Anther

Answer 13

the part of a stamen that produces and contains the pollen.

Question 14

filament

Answer 14

Supports the anther

Question 15

pollen

Answer 15

A fine dust that contains the sperm of seed-producing plants

Question 16

ovule

Answer 16

A structure that contains an egg cell

Question 17

Pollination

Answer 17

The transfer of pollen from male reproductive structures to female reproductive structures in plants

Question 18

pollinator

Answer 18

An animal that carries pollen from one plant to another of the same species, enabling plants to reproduce.

Question 19

competition

Answer 19

the struggle between organisms to survive in a habitat with limited resources

Question 20

Tropism

Answer 20

A growth response of a plant toward or away from a stimulus

Question 21

Symbiosis

Answer 21

A relationship in which two different organisms live in close association with each other

Question 22

Parasitism

Answer 22

A relationship between two organisms of different species where one benefits and the other is harmed

Question 23

Mutualism

Answer 23

A relationship between two species in which both species benefit

Question 24

Commensalism

Answer 24

A relationship between two organisms in which one organism benefits and the other is unaffected

Question 25

Pesticides/Herbicides

Answer 25

Substances used for destroying things that are harmful to growing plants

Question 26

Pesticides

Answer 26

chemicals used to repel insects from crops

Question 27

Herbicides

Answer 27

chemicals used to repel weeds in soild

Question 28

fertilizer

Answer 28

a chemical or natural substance added to soil or land to increase its fertility

Question 29

Invasive alien species

Answer 29

plants and animals that have migrated to places where they are not native