4.10C: Life Cycles
Organisms and Environments
1
The diagrams show the life cycles of two plants.
How are the life cycles of these two plants similar? In their life cycles,
both plants –
A
develop the same kind of flowers
B
have exactly four stages in their life cycle
C
have the same number of leaves as adults
D
begin life as seeds and then grow larger
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4.10C: Life Cycles
Organisms and Environments
2
3
Adult plants reproduce by producing seeds. These seeds grow to
become a new plant. Which stage in a frog’s life cycle is most similar to
a plant seed?
A
Egg
B
Tadpole
C
Froglet
D
Adult frog
The diagram shows the life cycle of a lady bug.
Which stage is missing from the lady bug’s life cycle?
A
Pupa
B
Larva
C
Egg
D
Adult
2
4.10C: Life Cycles
Organisms and Environments
4
The diagrams show the life cycles of a cockroach and a tenebrio.
Which statement correctly compares these two life cycles?
5
A
Both animals go through four stages of development.
B
Neither the young nymph nor the larva have wings.
C
Neither organism’s body changes as it develops.
D
When both emerge from eggs, they look like adults.
The main function of the larva stage in animals like the butterfly is to A
protect the eggs from predators
B
change and develop new body parts
C
store energy by constantly eating
D
reproduce and have offspring
3