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Life Cycles of Organisms Compared | PDF | Pupa | Insects - Free Printable

Life Cycles of Organisms Compared | PDF | Pupa | Insects

Educational worksheet: Life Cycles of Organisms Compared | PDF | Pupa | Insects. Download and print for classroom or home learning activities.

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Show Answer Key & Explanations Step-by-step solution for: Life Cycles of Organisms Compared | PDF | Pupa | Insects
Explanation:
Let’s look at part A first: “Life Cycle of Complete and Incomplete Metamorphosis”.

On the left side, we see a butterfly’s life cycle — this is complete metamorphosis, which has 4 stages:
1. egg
2. larva (caterpillar)
3. pupa (cocoon/chrysalis)
4. adult

The diagram shows:
- 1. egg
- Then an arrow to a caterpillar-like stage → this must be 2. larva
- Then to a cocoon → labeled 3. cocoon
- Then to a butterfly → 4. adult

So blank 2 = larva

On the right side, we see a cockroach or similar insect — this is incomplete metamorphosis, which has 3 stages:
1. egg
2. nymph
3. adult

The diagram shows:
- 1. ______ (starts with egg)
- Then a nymph (labeled 2. nymph)
- Then adult (3. adult)
- And an arrow from adult back to egg (cycle)

So blank 1 = egg

Now part B: “Frog’s Life”
Frogs also go through metamorphosis (complete), but not the same as insects. Their stages are:
1. egg (in water)
2. tadpole (larval stage — has gills, tail, no legs)
3. tadpole with legs
4. adult frog

The diagram shows two blanks with images:
- First image looks like frog eggs (a cluster in water) → so blank 1 = egg
- Second image looks like a tadpole (long tail, no legs) → blank 2 = tadpole

Double-checking:
- Butterfly: egg → larva → cocoon → adult ✔
- Cockroach: egg → nymph → adult ✔
- Frog: egg → tadpole → ... → adult ✔

All consistent.

Final Answer:
A. 2. larva; 1. egg
B. 1. egg; 2. tadpole
Parent Tip: Review the logic above to help your child master the concept of complete and incomplete metamorphosis worksheet.
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