Unit 1 ch. 2 science
- 2. What is an insect called at the stage in its life cycle when it looks like an adult but has no wings?
- 3. nymph
- 4. What is a developing animal before it is born or hatched?
- 5. embryo
- 6. What is the stage in the insect life cycle between the larva and the adult?
- 7. pupa
- 8. What is a young insect that has a different shape than the adult?
- 9. larva
- 10. What is an animal with a backbone that lives part of its life cycle in water and part on land?
- 11. amphibian
- 12. Fishes and tadpoles have this to take in oxygen from water.
- 13. gills
- 14. What is an animal with a backbone and hair called?
- 15. mammal
- 16. A very young frog or toad is called what?
- 17. tadpole
- 18. This is an action that is not learned.
- 19. instinct
- 20. What happens during an animal's life cycle?
- 21. 3 stage Insects: egg, nymph, adult 4 stage Insects: egg, larva, pupa, adult Other animals: egg, embryo, young animal, and adult At egg stage, the embryo grows until it is born or hatched; the young animal feeds and continues to develop; the adult can reproduce
- 22. How is the life cycle of a cockroach different from the life cycle of a butterfly?
- 23. A cockroach has a 3 stage life cycle And a butterfly has a 4 stage life cycle. A young cockroach, or nymph, has the same body form as an adult cockroach. A young butterfly is a caterpillar, and it has a different shape than an adult butterfly.
- 24. How are fishes, frogs, and mammals alike and how are they different?
- 25. Alike: Fishes, frogs, and mammals all have backbones and need oxygen to live. Different: Mammals and adult frogs have lungs, while fishes and tadpoles get oxygen by using gills. Fishes and frogs lay eggs, but most mammals do not lay eggs. Unlike fishes and frogs mammals have hair or fur, and mammal mothers produce milk to feed their babies.
- 26. What are some things that some adult animals do for their young?
- 27. Some animals, such as birds and mammals care for and feed their young for a while. Some mammals teach their young many skills, such as how to get food.
- 28. USE YOUR STUDY GUIDE TO GET AN AWESOME GRADE ON THE TEST!
- 32. INSECTS Examples: ladybugs, butterflies, ants, etc.
- 33. SPIDERS (ARACHNIDS) EXAMPLES: Black widow, tarantula, etc.
- 34. FISH EXAMPLES: trouts, sharks, eels, octopus