WorksheetsChapter 11 - Life Science
Total questions: 28
Worksheet time: 18mins
Identify all the functions that animals have in common...
move
reproduce
maintain homeostasis
obtain food and oxygen
Identify the level organization found in the frog's skeleton below for #1
organ system
cell
tissue
organ
Identify the level organization found in the frog's skeleton below for #2
tissue
cell
organ
organ system
Identify the level organization found in the frog's skeleton below for #3
tissue
cell
organ
organ system
Identify the level organization found in the frog's skeleton below for #4
tissue
cell
organ
organ system
Identify each way that animals communicate
sounds
scents
body language
Identify each way in which animals are competitive
showing aggression
living in groups
attracting a mate
establishing territory
living in societies
Identify each way in which animals are cooperative.
showing aggression
living in groups
attracting a mate
establishing territory
living in societies
Behavior cycles that occur over a period of approximately one day are called _____.
pheromone
circadian rhythm
hibernation
migration
A state of greatly reduced body activity that occurs during the winter when food is scarce is known as _____.
hibernation
pheromone
circadian rhythm
migration
The regular, seasonal journey of an animal from one place to another and back again is known as _____.
hibernation
pheromone
circadian rhythm
migration
A lancelet is shown. Which of its characteristics belong to a chordate?
the notochord, nerve chord, and tail
the gill slits, notochord, and nerve cord
the gill slits, notochord, and mouth
the mouth, gill slits, and nerve chord
Which characteristics do birds and mammals have in common?
Both are vertebrates that produce milk
Both have fur or hair.
Both are endothermic vertebrates.
Both have a three-chambered heart.
Which of the following best describes the function of the placenta?
stores food inside the body before swallowing and digesting it
passes materials between a mother and her offspring before it is born
directs and coordinates a mammal's complex movements
delivers oxygen to the body's cells
What kind of evidence is used to determine the relationship between animals?
evidence from an animal's body structure
evidence from the way an animal develops
evidence from an animal's DNA
all of the above
Which describes an ectothermic animal?
an animal that depends on the sun to raise its body temperature
an animal that has a thick coat of fur
an animal that sweats when the environment is too hot
an animal that maintains its body temperature when walking through snow
An example of a competitive behavior is ...
a school of fish escaping a predator
wolves hunting prey as a group
bees living together in a hive
a bear defending its territory
How might a thick layer of fat help a seal?
It is an ectotherm, so a thick layer of fat keeps it warm on a cold night.
It is an endotherm, so a thick layer of fat helps lower its body temperature.
It is an endotherm, so a thick layer of fat helps keep it warm in the cold water
It is an ectotherm, so a thick layer of fat helps raise its body temperature
