Chapters 7-8 Flashcards
A group of plants and animals that depend on each other to live
Community
What is a community?
A group of plants and animals that depend on each other.
What kind of community is in the pond?
A freshwater community
Why do plants grow easily around the pond?
There are many minerals in the mud to nourish the plants
What does it mean to make a comparison?
To discover how things are different and how they are alike
What plants grow in the pond and the ocean?
Algae
What is dissolved in the water that fish need to breathe?
Oxygen
What do fish use to breathe?
Gills
How do fish and plants of the pond help each other?
The plants release oxygen for the plants to breathe and the fish release carbon dioxide for the plants
What is God’s way of making an animal blend in with its surroundings
Camouflage
How does a muskrat steer in the water?
With its tail
How long can a muskrat hold its breath?
5 minutes
What is the first stage of growth for an amphibian?
Egg
Where is the egg laid?
In a jelly like coating
What is the second stage of growth after the egg hatches?
Tadpole
Where does the tadpole live?
In the water
How is the tadpole able to get the oxygen it needs to live?
It has gills
When can a tadpole live on land?
When they begin breathing with lungs
When is a tadpole frog considered an adult frog?
When there is no tail left at all
What is the salamander tadpole also called?
Larva
What can the salamander do if it loses its tail or leg?
It can grow another one
Why must the salad sander live in a moist, shady place?
They get the water they need through their skin. If their skin dries out they die.
What kind of bird drills small holes in the bark of trees to get sweet sap to drink?
sapsucker
What kind of plants does the forest community depend on?
trees
How does the sapsucker depend upon trees?
it sucks the sap out of the tree
How has God designed the balance in the forest community?
Birds eat the insects. Without the birds to eat the insects, the insects would destroy the trees and other plant life of the forest. The birds benefit from the trees.
What kind of life begins a food chain?
a green plant
What kinds of trees do squirrels and chipmunks live around?
hickory and oak
How does a the porcupine benefit from trees?
It eats the twigs, leaves, barks, and roots
How does a beaver benefit from trees?
it cuts down trees to use for food and building its home
Describe a food chain involving mice
a mouse nibbles on seeds, an owl eats the mouse
Describe a food chain involving rabbits
a rabbit eats green plants on the floor of the forest. A fox eats the rabbit
Describe a food chain involving insects
insects eat plants, birds eat the insects, an opossum eats the baby bird, a fox may eat the opossum
What do the tiniest plants of the forest grow from?
spores that float through the air
How are fungi and bacteria helpful for the forest?
They work together to decay dead leaves.
Give an example of a kind of fungus
mushrooms and toadstools
What are the largest plants of the forest and the world?
trees
What are the dark rings of wood beginning at the center of a tree trunk?
heartwood
What are the lighter rings of the tree called and what do they do?
sapwood; they carry the sap from the roots to the leaves
What does the bark on a tree do?
protect the sapwood
How can you tell the age of a tree?
Count the annual rings or circles at the end of the trunk. Each year stands for one years growth.
List some animals that live in or on trees
birds, owls, squirrels, racoons
the branches and leaves
crown
Which part of the tree makes food for the rest of the tree?
leaves
What is the stem of the tree?
trunk
What takes in water and minerals from the soil?
roots
What holds the tree in the ground?
roots
a series of plants and animals, each depending upon the next member in the series for food.
food chain
plants containing no chlorophyll which must get their food from other plants or animals
fungi and bacteria
the circles in the wood of a tree trunk. Each circle stands for a year’s growth.
annual rings
What is the substance from the soil that keeps leaves green
nitrogen
What is the ability to blend in with surroundings called?
camouflage
What does frost do to leaves?
kills them and makes them brown?
