WorksheetsLife Science
Total questions: 20
Worksheet time: 15mins
All the living organisms that live in an area together with the nonliving factors of the environment is called an...
ecosystem
community
population
habitat
What are the two factors that are present in every ecosystem?
carbon dioxide and oxygen
energy and matter
plants and other organisms
cells and tissues
What is the climate of an area largely determined by?
it's location on Earth
biosphere
plant and animal life
seasonal changes
Where do biomes exist?
on land
in the sky
in the ocean
none of the above
Trees that drop all their leaves each year are called
coniferous trees
rainforest trees
canopy trees
deciduous trees
What is a savanna?
grassland with no trees
very little grassland with lots of trees
grassland with few scattered trees
grassland by water
These animals are found in the freshwater ecosystem
frogs
trout
jellyfish
dragonfly
These organisms are part of the saltwater ecosystem
minnow
coral reef
plankton
lobsters
How many different levels are in the classification hierarchy?
8
5
10
7
Animals are divided into two large groups
reptiles and amphibians
mammals and reptiles
invertebrates and vertebrates
mammals and amphibians
These organisms are considered to be autotrophs
plants
algae
horse
euglena
Arthropods are animals with distinct body sections. These sections are...
wings
jointed legs
outer skelton
hard body covering
Nonvascular plants do not have
true roots, stems or leaves
leaves or a stem
color
oxygen
What are taxonomic trees used for
shelter
to show the relationships among leaves
to show the evolutionary relationships among organisms
nothing, they do not serve a purpose
What is the special key called that helps you identify organisms by presenting you with a series of choices?
dichotomous key
classification key
golden key
organism key
The following are examples of limiting factors
food
water
shelter
light
What is the close relationship between two species called?
commensalism
mutualism
parasitism
symbiosis
What is a niche?
is a type of feeding relationship
the special role an organism plays within it's habitat
a close relationship between two species
occurs when one organism feeds on the cells of another organism
Consumers are classified into what groups
herbivores
decomposers
omnivores
carnivores
Traces the path of energy as it moves from one organism to the next in an ecosystem
tertiary consumer
food web
food chain
energy
