Comparing the life cycles of amphibians and insects | Science

Starter quiz

The stages an animal goes through as it ages is called its life ______.
- 'cycle' ✓
What is the scientific term for an animal in the final stage of its life cycle?
- adolescent
- grown up
- larva
- adult ✓
Which of these words means an animal making more animals?
- Recreate
- Reproduce ✓
- Repeat
Match the animal type to its classification.
- Amphibians
  
  ⇔
  
  Vertebrates ✓
- Insects
  
  ⇔
  
  Invertebrates ✓
Amphibians lay jelly-like ______, called spawn, in the water.
- 'eggs' ✓
Which of these is not a characteristic of insects?
- Eight jointed legs ✓
- Segmented body in three parts
- Pair of antennae
- Exoskeleton

Match the animal to its life cycle.
- Amphibian
  
  ⇔
  
  spawn (egg), larva, larva with legs, adult ✓
- Insect
  
  ⇔
  
  egg, larva, pupa, adult ✓
We can use scientific diagrams to compare ______ and differences.
- 'similarities' ✓
Which of these diagrams would we use to compare the similarities and differences of two things?
- Life cycle diagram
- Labelled diagram
- Venn diagram ✓
What information goes in the middle of a Venn diagram, where the circles overlap?
- Similarities between two objects. ✓
- Differences between two objects.
- Things that neither object has.
Which stage does not appear in both insect and amphibian life cycles?
- Egg
- Larva
- Pupa ✓
- Adult
What is the name for the life cycle stage at which both insects and amphibians can reproduce?
- 'adult' ✓

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Different life cycles can be compared to find similarities and differences
Amphibians and insects have some similarities and some differences in their life cycles
Differences in life cycles can be communicated using different types of scientific diagrams

Pupils may think that metamorphosis of an animal is the result of evolution.

Explain that metamorphosis is the change in form of a single animal; it’s still the same animal after metamorphosis.

Life cycle - A life cycle is the way in which a living thing changes as it ages.
Amphibian - An amphibian is a cold-blooded animal that has moist skin, lays eggs and can live on land and in water.
Insect - An insect is an invertebrate animal that has antennae, six legs and a body divided into segments.
Similarity - A similarity is something two objects have in common.
Difference - A difference between two objects or things is something that is not similar or the same about them.