ecosystem and conserve biodiversity

All of the different populations that live in a specific area.

• ecosystem
• habitat
• ecology
• community

All the members of one type of species in a specific area.

• habitat
• community
• population
• ecosystme

When a plant is eaten by a caterpillar and the caterpillar is eaten by a frog, the frog belongs to

• Producer
• Primary consumer
• Secondary consumer
• Tertiary consumer

When the animal dies, what do you call those organisms that break them down?

• Producers
• Decomposers
• Consumers
• None of the choices

• Lion

• Frog

• Peacock

• Human

Which one of the following is not used for constructing of ecological pyramids?

• Dry weight

• Number of individuals

• Rate of energy flow

• Fresh weight

Approximately how much of the solar energy that falls on the leaves of a plant is converted to chemical energy by photosynthesis?

• Less than 1%

• 2-10%

• 30%

• 50%

If two different species in an ecosystem both feed on the same type of beetles, then these two species are called ____________.

• Prey
• Competitors
• Mutualists
• Parasites

Field mice are the primary food source for horned owls in an area. Due to a drought, many field mice left the area. Which result would this drought most likely have on the horned owls?

• The horned owl population will consume more field mice.
• Horned owls will follow the field mice to a different area.
• The horned owl population will increase in the area.
• Horned owls will change to a plant-based diet.

Which species are best able to occupy the same space?

• those that eat the same foods
• those that compete for the same resources
• those that have a predator/prey relationship
• those whose needs differ significantly from each other