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Combo with "2nd grade - Science - Unit 3

Terms in this set (63)

plant part that can grow into a new plant
seed
Like all living things, plants need ___, ____, and ____ to live and grow.
air, water, and space
Plants also need ____.
food
Plants make their own ____.
food
bits of rock and soil that help plants and animals grow
minerals
When plants make food, they give off a gas called ____ into the air.
oxygen
____ is what humans and other animals breathe in order to live
oxygen
What do plants need to make food?
sunlight, air, water and minerals
part of a plant that can become a fruit
flower
sticky powder inside the flower that helps make seeds
pollen
What are some things that can move pollen?
birds, bees, wind and water
____ takes in air and use sunlight to make food.
leaves
The ____ holds up the plant and allows water and food to travel through the plant.
stem
____ hold the plant in the soil and also takes in water and minerals. They can store food for the plant too.
roots
plant part that can grow into a new plant
Seed
how a living thing grows, lives, has young and dies
Life Cycle
place where plants and animals live
habitat
two or more food chains that are connected
food web
bits of rock and soil that help plants and animals grow
minerals
what humans and other animals breathe in order to live.
oxygen
part of the plant that can become a fruit
flower
sticky powder inside the flower that helps make seeds
pollen
an animal that has hair or fur and feeds milk to its young
mammal
animal that lives the first part of its life in water and another part on land. Moist skin helps them live on land and in water
amphibian
has rough, scaly skin to help protect it
reptile
animal with six legs, antennae, and hard, outer shell
insect
young frogs that hatch from eggs
tadpole
next stage after a butterfly egg hatches. caterpillar is an example
larva
stage when a caterpillar is ready to change, it stops moving, its skin becomes a hard shell. within the shell the caterpillar changes to a butterfly.
pupa
model of the order in which living things get the food they need.
food chain
animal that hunts other animals for food
predator
animals that are hunted by predators
prey
guide for eating. shows how you can choose foods for healthful meals
food pyramid
what do plants need to survive?
sunlight, air, water, and minerals
when plants make food they give off what?
oxygen
what parts do plants need to survive?
leaves, stems, and roots.
what part of plant takes in air and uses sunlight to make food?
leaves
what part of plant holds up the plant and allows water and food to travel through the plant?
stem
what part of plant holds the plant in the soil and takes in water and minerals?
roots
what do plants need to make food?
air and sunlight
what do most fruits have?
seeds
what can help pollen move between plants?
birds, bees, wind and water
scientists classify animals into how many groups and what are they?
2 groups, animals with backbones and animals without
What happens in a frogs life cycle?
Start as frog eggs, turn to tadpoles that breathe with gills and have tails to swim, as they get ready to live on land they grow legs and lungs. become adult frogs that live on land and lay eggs
butterfly life cycle?
egg, larva or caterpillar, pupa, butterfly
in a habitat, what can animals find?
food, homes, and water they need to live
what do plants need in their habitat to live?
soil, rain, sunlight, and animals
name some examples of habitats
rainy, dry, windy and cold
most food chains start with what?
the sun
where can food chains be found
both land and water
humans need what to have energy and to grow?
food
put this food chain in order - rabbit, sun, fox, grass
sun, grass, rabbit, fox
tells how an animal starts life, grows to be an adult, has young, and dies
life cycle
Baby humans grow for ___ months before they are born.
nine
young frogs
tadpoles
where does a frog's life cycle begin?
the water
How do frogs grow and change?
1. tadpoles hatch from eggs in water, 2. they breath with gills and have tails to swim, 3. as they grow older they get ready to live on land, they grow legs to hop with and lungs to breathe air, tails become shorter, 4. as adult frogs they live on land
Frogs can live on ____ and in _____.
land and water
What are the stages of a butterflies life cycle?
egg, caterpillar, pupa, young butterfly, and adult butterfly
The next stage after an egg hatches is called the ____.
larva
A _____ is the larva of a butterfly.
caterpillar
When a caterpillar stops moving and its skin becomes a hard shell. It begins to change slowly inside the shell. This stage is called _____.
pupa
After the pupa stage, the caterpillar turns into a ____.
butterfly
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