Question

earthworm mating and cocoon formation
each worm has both ovaries and testes.
two worms join by mucus from their clitella. sperm then pass from each worm to the sperm storage sacs in the other worm.
later, a cocoon forms on the clitellum of each worm. the worm backs out of the hardening cocoon.
eggs and sperm are deposited in the cocoon as it passes over openings from ovaries and sperm storage sacs.
after being released from the worm, the cocoon closes at both ends. egg fertilization takes place in the cocoon.
two or more baby worms hatch from one end of the cocoon.
directions
read the
wormformation,
and unscramble
the sentences
below. number
the sentences in
the correct
sequence.
sequence
1 two worms join together.
a cocoon forms on each worm.
the worm backs out of the cocoon.
the cocoon closes at both ends.
eggs and sperm are deposited in the cocoon.
the baby worms hatch.
sperm passes from one worm to the other worm.
bonus activity search for cocoons in your worm bin. describe them in words or pictures.

Explanation:

Step1: Analyze the process

First, two worms join together. Then sperm passes from one worm to the other. After that, a cocoon forms on each worm. The worm backs out of the cocoon. Then eggs and sperm are deposited in the cocoon. Next, the cocoon closes at both ends. Finally, the baby worms hatch.

Step2: Number the sentences

Based on the above analysis:

• "Two worms join together." - 1
• "Sperm passes from one worm to the other worm." - 2
• "A cocoon forms on each worm." - 3
• "The worm backs out of the cocoon." - 4
• "Eggs and sperm are deposited in the cocoon." - 5
• "The cocoon closes at both ends." - 6
• "The baby worms hatch." - 7

Answer:

1. Two worms join together.
2. Sperm passes from one worm to the other worm.
3. A cocoon forms on each worm.
4. The worm backs out of the cocoon.
5. Eggs and sperm are deposited in the cocoon.
6. The cocoon closes at both ends.
7. The baby worms hatch.