Which kind of behavior do animals use to protect themselves and their territories, food, mates, and offspring?
Defensive
100
Variations in genes within a population that reproduces sexually allows that population to adapt to ___________ over time.
Environmental Changes
100
Two advantages of asexual reproduction in animals are 1) no use of energy to find a mate and 2) many _______ in a short amount of time.
Offspring
100
How might animals living in a group deal with a seasonal food shortage?
By Migrating
100
Both nonvascular plants and seedless vascular plants need _______ to reproduce.
Water
200
What kind of adaptation for survival is camouflage?
Predator-Prey Adaptation
200
The effects of a decrease in genetic variation in the Florida panther population were 1) __________ and 2) a failure of reproductive organs.
Heart Defects
200
Genetic variation can occur within a population because individuals with __________________ reproduce.
Different Characteristics
200
When a male fish spreads sperm over the eggs that the female laid, what kind of fertilization has taken place?
External Fertilization
200
Which of the following is NOT an example of asexual reproduction in plants?
A) A new potato plant grows from a tuber.
B) A tiny plant on a leaf grows into a new plant.
C) A strawberry plant produces runners with buds for new plants.
D) A seed from an apple grows into a new apple tree.
D
300
The male birds tendency to collect colorful objects for its nest is an example of _________.
Innate Behavior
300
Insecticide resistance allows an insect to survive and __________.
Reproduce
300
placental mammal, sexual reproduction, internal fertilization
A) hydra
B) platypus
C) horse
D) frog
E) koala
C) horse
300
amphibian, sexual reproduction, external fertilization
A) hydra
B) platypus
C) horse
D) frog
E) koala
D) frog
300
marsupial, sexual reproduction, internal fertilization
A) hydra
B) platypus
C) horse
D) frog
E) koala
E) koala
400
monotreme, sexual reproduction, internal fertilization
A) hydra
B) platypus
C) horse
D) frog
E) koala
B) platypus
400
aquatic animal, asexual reproduction, budding
A) hydra
B) platypus
C) horse
D) frog
E) koala
A) hydra
400
Many individuals will die before they reproduce.
A) genetic variation within a population
B) successful reproduction
C) overproduction
D) struggle to survive
D) struggle to survive
400
More offspring are born than will live to adulthood.
A) genetic variation within a population
B) successful reproduction
C) overproduction
D) struggle to survive
C) overproduction
400
The individuals in a population have different characteristics from one another.
A) genetic variation within a population
B) successful reproduction
C) overproduction
D) struggle to survive
A) genetic variation within a population
500
The individuals best adapted to their environment and to finding mates will live to reproduce.
A) genetic variation within a population
B) successful reproduction
C) overproduction
D) struggle to survive
B) successful reproduction
500
A mature plant produces a flower. _________ and fertilization take place.