A butterfly lays eggs on a leaf. When one egg hatches, what stage comes next in the butterfly life cycle?

A caterpillar has eaten many leaves and is ready to change inside a chrysalis. What stage is missing between larva and adult butterfly?

Frog eggs hatch in pond water into tadpoles. After a tadpole grows legs and begins changing, what stage comes next before adult frog?

A frog life cycle goes egg, tadpole, froglet, and then a final stage. What stage completes the cycle?

Grasshopper eggs are buried in soil. When the eggs hatch, what young stage appears before the adult grasshopper stage?

A young grasshopper nymph molts several times and grows wings. What stage comes after the nymph in the grasshopper life cycle?

A mealworm life cycle is egg, larva, missing stage, adult darkling beetle. What stage is missing after larva?

An ant larva stops feeding and becomes a still, non-moving resting form inside the colony's nest. What stage comes next before it becomes an adult ant?

Salmon eggs hatch in gravel into young fish with a yolk sac called alevins. After the yolk sac is used, what stage comes next?

A bean seed absorbs water and the root starts to grow. What stage comes next in the bean plant life cycle?

A baby chicken develops inside a hard-shelled egg. When it breaks out of the egg, what stage comes next in the chicken life cycle?

A bean plant makes flowers, and pollination leads to seeds inside fruit. What stage can start the bean plant life cycle again?

A mosquito develops as egg, larva, pupa, and adult. What type of metamorphosis is shown, and what is the evidence?

A cockroach hatches from an egg as a nymph that looks like a small adult, then grows into an adult. What type is this?

A honeybee develops from egg to larva to pupa to adult bee. What type of metamorphosis is this, and how can you tell?

A dragonfly hatches as an aquatic nymph and later becomes a flying adult. It does not form a pupa. What metamorphosis is shown?

A housefly develops as egg, maggot larva, pupa, and adult fly. What type of metamorphosis does this show?

A praying mantis hatches from an egg as a small nymph and grows into an adult without a pupa. What type is this?

An ant develops as egg, larva, pupa, and adult. What kind of metamorphosis is shown by these stages?

A termite hatches as a nymph and grows into an adult that works in the colony. No pupa stage appears. What type is this?

A flea develops as egg, larva, pupa, and adult flea. What kind of metamorphosis is shown, and why?

A cicada spends years as a nymph underground and later becomes a winged adult. It never forms a pupa. What metamorphosis is this?

A tadpole has gills and swims in a pond. Weeks later, the adult frog breathes air and sits on land. What changed?

A caterpillar eats milkweed leaves. Later, the adult butterfly drinks nectar from flowers. What changed as it moved through its life cycle?

A dragonfly nymph hunts tiny animals underwater. As an adult, it flies above the pond and catches insects. What does this show?

A young salmon fry hides in shallow stream water. As an adult, it needs much more space and swims long distances. Why does this matter?

A mealworm larva eats dry grain and grows. The adult beetle moves to find mates and lay eggs in dry food. What changed?

A chick stays close to a hen for warmth and protection. An adult chicken can search wider areas and lay eggs. What changed?

A ladybug larva crawls on leaves eating aphids. An adult ladybug can fly to other plants and lay eggs. What changed?

A mayfly nymph lives underwater with gills. The adult mayfly flies above water and mates. What does this life cycle show?

A mosquito larva lives in still water. An adult mosquito flies, drinks liquid food, and lays eggs near water. What changed?

A monarch caterpillar eats only milkweed leaves. The adult monarch visits many flowers to drink nectar. How does the adult help the flowers it visits?

An insect hatches from an egg looking like a small adult and molts as it grows. What stage is it, and what happens next?

A soft, crawling insect stage eats leaves and grows quickly before resting in a chrysalis. What stage is it, and what comes next?

A butterfly pupa stays inside its chrysalis for one to two weeks while its body changes. How does the pupa get food during this stage?

A young frog stage swims in water, breathes with gills, and has no legs at first. What stage is it, and what comes next?

A bean seedling has used up the food stored in its seed. What does the young plant need now to make its own food?

A mealworm larva sheds its hard outer skin many times as it grows. Why does it need to do this?

A chicken grows inside a hard-shelled egg and gets food from yolk. What stage is it, and what happens next?

A young salmon has grown vertical stripes on its sides and stays in the freshwater stream, feeding and growing. What stage is it, and what happens next?