unit 1 ch. 2 science

What is an insect called at the stagein its life cycle when it looks like anadult but has no wings?

nymph

What is a developing animal beforeit is born or hatched?

embryo

What is the stage in the insect life cycle between the larva and the adult?

pupa

What is a young insect that has a different shape than the adult?

larva

What is an animal with a backbone that lives part of its life cycle in water and part on land?

amphibian

Fishes and tadpoles have this to take in oxygen from water.

gills

What is an animal with a backboneand hair called?

mammal

A very young frog or toad is called what?

tadpole

This is an action that is not learned.

instinct

What happens during an animal's life cycle?

3 stage Insects: egg, nymph, adult4 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

How is the life cycle of a cockroachdifferent from the life cycle of a butterfly?

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.

How are fishes, frogs, and mammalsalike and how are they different?

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.

What are some things that some adult animals do for their young?

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.

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AMPHIBIANS

EXAMPLES:

frogs, toads, salamanders

MAMMALS

EXAMPLES:

tigers, giraffes,seals, bears,monkeys, etc.

BIRDS

EXAMPLES:

crow, robin, bluebird, eagle,owl, etc.

INSECTS

Examples: ladybugs, butterflies, ants, etc.

SPIDERS (ARACHNIDS)

EXAMPLES: Black widow, tarantula, etc.

FISH

EXAMPLES: trouts, sharks, eels, octopus