🌱 Flashcards
Why is the cotyledon not needed once a plant matures
A mature plant is an autotroph
In which cell part does photosynthesis occur
Chloroplasts
True or false
Photosynthesis and respiration are the opposite process
Leaves
Collect sunlight for photosynthesis
The stem———-
Supports the plant
Roots—-
Anchor the plant
Xylem
Water
Phloem
Food
Vertebrae have
A spine
What are the two types of symmetry
Radial and bilateral
An earthworm must remain moist so that ——- can travel across the skin
Oxygen
True or false
An earthworm has organ systems for digestion reproduction and circulation
True
True or false
Earthworms are hermaphrodites
True
Which phylum has jointed appendages an exoskeleton and segmented bodies
Arthropoda
In the crayfish oxygen travels across feather like—
Gills
How do grasshoppers breath
Spiracles
List the five types of vertebrates
Birds Amphibians Reptiles Fish mammals
Ecosystem
All of the biotic and abiotic things in an area
Community
All of the abiotic things in an area
Population
All of the members of one species in an area
Producer
Autotroph
Consumer
Heterotroph
What is the order for energy Pyramid
Top predators
omnivore
herbivore
producer
Describe what happens to the amount of pollution is the travels of the food chain
The amount of pollution increases in each organism
List two effects of global climate change
Ocean water rises and severe weather becomes more common
What are the layers of the earth
It’s a crust
the mantle
the outer core
and the inner core
An increase of carbon dioxide in the earths atmosphere is the result of humans increased energy use including the burning of fossil fuels such as
Coal and oil
How is sedimentary rock formed
Compaction and cementation of sediments
How was metamorphic rocks form
Heat and pressure
How are Ignatius rocks formed
The melting and cooling of rock
Explain how earths rock layers show that they were not all formed at the same time
Each layer has a different type of rock with different rock patterns and fossils
The continental drift theory states that all earths continents were once one supercontinent called
Pagea
Explain the theory of plate tectonics
Earths crust is broken up into the moving plates which cause natural disasters such as earthquakes when they move
What are the lines that connect equal areas of pressure called
Isobars
