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Adaptations 2
Test Description: Characteristics and survival instincts
Instructions: Answer all questions to get your test result.
1) Which characteristic of the tomato plant is inherited and could change over several generations?
A
size of rotten spots
B
number of broken branches
C
color of the skin
D
length of worms inside
2) Which statement best explains why bears are found in very cold regions of the world but lizards are not?
A
Bears maintain a constant body temperature through internal processes, but lizards depend on externa
B
Bears increase their body temperature to keep themselves warm when the outside temperature gets cold
C
Bears and lizards maintain a constant body temperature through internal processes, but lizards get t
D
Bears and lizards depend on external sources of heat, but bears have fur to keep themselves warm.
3) How did the work of Gregor Mendel change the scientific explanation about how traits were inherited?
A
Mendel showed that an organism contains miniature forms of its future offspring.
B
Mendel showed that every trait is controlled by two inherited elements.
C
Mendel showed that traits skip a generation and are inherited grandparent to grandchild.
D
Mendel showed that tiny particles from every part of the body of each parent became blended and prod
4) Which characteristic of roses is most likely to evolve over several generations?
A
how the plant makes food
B
the scent of the flowers
C
the structure of the plant's cells
D
how the plant responds to sunlight
5) Which characteristic of mice is most likely to evolve over several generations?
A
the sensitivity of their smell
B
the structure of their cells
C
the way in which they breathe
D
the number of limbs they have
6) What is the most likely reason it may be dangerous for an animal to arouse from hibernation when the ground is still covered in snow?
A
It may not be able to increase its heart rate.
B
It may not be able to find food.
C
It may not be able to keep itself warm.
D
It may not be able to mate for some time.
7) Kestrels have a small, sharp beak. How does this characteristic best help kestrels survive?
A
It allows them to tear the flesh of their prey.
B
It allows them to preen their feathers to keep clean and dry.
C
It allows them to frighten predators by making screeching sounds.
D
It allows them to carry materials for building nests.
8) Which statement best describes protective coloration?
A
coloration that helps an organism hide in its environment
B
coloration that helps an organism locate its habitat
C
coloration that helps an organism produce offspring
D
coloration that helps an organism prepare for hibernation
9) Which statement best explains why an organism's vital functions decrease during torpor?
A
A decrease in vital functions raises the organism's body temperature.
B
A decrease in vital functions allows the organism to enter a deep sleep.
C
A decrease in vital functions prevents the organism from eating.
D
A decrease in vital functions helps the organism conserve energy.
10) Which statement best describes a migrator?
A
It requires moderate temperatures.
B
It mates and gives birth in different regions.
C
It must travel great distances to survive.
D
It can live on many different food sources.
*select an answer for all questions
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