Vocabulary
Animal Life Cycles
Metamorphosis
Inherited Traits
Acquired Traits
100
__________________ is a series of major changes in an animal's body form during its cycle.
Metamorphosis
100
What are the stages in a loggerhead turtle's life cycle?
Mother lays eggs, the eggs hatch, the baby turtles go back to the ocean, they become adults and return to the beach to lay more eggs.
100
Molting happens during the _________ stage
nymph
100
Animals look like their parent because of _____________
Heredity
100
What is an aquired trait? Give an example.
An acquired trait is gained from learning or from the environment. Scars or scratches on an animal's body or learned behaviors are kinds of acquired traits.
200
A______________ is a young animal with a body form very different from the adult.
Larva
200
Name two other animals that have similar life cycles as that of a cow.
Dolphins, humans, dogs, cats (any other mammal)
200
__________________ metamorphosis has 4 stages and takes shorter to complete.
Complete Metamorphosis
200
How do instincts help an animal survive? Give an example.
Instincts often help animals meet their basic needs, such as finding food, protecting themselves, and reproducing. Building webs is an instinct that helps spiders catch other animals for food. Because web building in an instinct, young spiders can survive without any help or instruction from other spiders.
200
Why do flamingos change color from white to pink?
Foods in their diet cause their feathers to change colors.
300
A __________ is the stage in which the body form of a young animal changes from the larva to the adult.
Pupa
300
How do calves change during their life cycle?
They grow larger and stronger until they reach adulthood.
300
_______________________ metamorphosis has 3 stages and takes longer to complete.
Incomplete metamorphosis
300
What instincts do salmon follow during their lives?
After hatching, they swim from streams to the ocean. As adults, they return to the streams where they hatched.
300
Dogs have an inherited trait for long tails. Some dogs, such as boxers, have a very short tail when they are adults. How did they most likely get this trait?
The very short tail is most likely an acquired trait.
400
A __________ is the stage in which the young animal looks like the adult.
Nymph
400
How do the life cycles of dolphins and sea turtles compare?
In both life cycles, the young grow up in the ocean to look very much like their parents. They are different in that turtles lay eggs on land, and the parents do not care for their offspring. Dolphins are born live in the water, and the mother feeds and raises her young.
400
Some insects go through complete metamorphosis. Others go through incomplete metamorphosis. Explain two differences betweens the metamorphosis of Luna moths and the metamorphosis of praying mantises.
They have different number of stages and kinds of stages, larva and pupa in complete metamorphosis and nymph in incomplete metamorphosis.
400
A bird knows how to build a nest without ever learning how. Explain how this is possible.
Ths bird knows how to build a nest because of instinct. The instinct to build a nest is an inherited behavior.
400
A scientist places a laboratory mouse in a maze. When the mouse completes the maze, it is rewarded with food. After a few tries, the mouse quickly finds the end of the maze and the food. Is this an inherited behavior or a learned behavior?
Learned behavior. The mouse becomes familiar with the maze by practicing .
500
_____________________ is the passing of traits from parents to their offspring.
Heredity
500
Among cattle, __________ are females and _________ are males.
Cows are female and Bulls are males.
500
How is a nymph different from a pupa?
By molting many times, a nymph can grow into an adult that looks much like it. By passing through a pupa stage, an insect's body can change very much between the younger and adult forms.
500
In a zoo, birds called oystercatchers are fed pieces of raw fish from the time they are born. In the wild, oystercatchers learn to break open clams and oysters for food. What do you think would happen if the oystercatchers from the zoo were released into the wild?
They would probably die since they would not have learned this behavior.
500
Taylor thinks her guinea pig can recognize her face. Her sister says that cannot be true. She says the guinea pig recognizes the smell of the food that Taylor always brings. Describe an experiment that Taylor and her sister could do to settle the question.
Someone else could bring the food. Taylor can wear a mask. You can use different food.
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