Using the food web, number the organisms in order from the largest population to the smallest.
grasses, snake, mouse, vulture, coyote
mouse, grasses, snake, hawk, coyote
grasses, grasshoppers, hawk, mouse, vulture
vulture, mouse, grasshoppers, grasses
In this desert biome food web, would what have the largest population?
grasshopper
rabbits
hawks
bacteria
What is not a true statement about decomposition in the environment?
Plant decomposition is recycled into the environment.
Primary consumers gain nutrients from decomposition.
Consumers could die if producers could not make food.
It does not help in an ecosytem.
What is number 1 of the digestive system?
esophagus
Plants are the major source of ___________ on Earth and help keep us alive.
oxygen
A hummingbird needs a lot of energy which requires a lot of food (sugar) from plants. What does NOT describe something that helps a hummingbird get that energy from the plant?
tongue
long beak
wings
saliva
What does this plant NOT need to be able to make their own food?
sugar
light
carbon dioxide
water
Where do plants produce their food?
leaves
What is number 5 of the digestive system?
colon
What is number 4 of the digestive system?
small intestine
What is foods main purpose?
to provide carbon dioxide
to provide water
to provide energy
to provide oxygen
Two of the labels are PRODUCTS of photosynthesis. What are they and what product is missing from the picture?
light, water, sun
oxygen, carbon dioxide, sugar
oxygen, water, sugar
water, oxygen, leaves
What is number 3 of the digestive system?
large intestine
What is number 2 of the digestive system?
stomach
What is number 6 of the digestive system?
rectum
What conclusions can NOT be made from the picture?
zooplankton is a producer
lower you go on the food chain, the greater the population
Sardines population is related to the zooplankton population
Salmon is a third level consumer