Question

QUESTION 5

A scientist is studying the effects of mountain lion predators on deer, their prey. What level of ecology is he/she studying?

		Biosphere
		Community
		Population
		Organismal

1 points   

QUESTION 6

A(n) ____________________ is an aquatic area in which freshwater and saltwater bodies of water mix.

		river bed
		wetland
		swamp
		estuary

1 points   

QUESTION 7

Another name for an autotroph is a _____________________.

		primary consumer
		herbivore
		primary producer
		first feeder

1 points   

QUESTION 8

Ecosystems on land are described as _________________, while those that involve water are described as ________________.

		mineral . . . fluid
		terrestrial . . . aquatic
		saline . . . freshwater
		eutrophic . . . estuary

1 points   

QUESTION 9

Herbivory has a ___________ effect on the herbivore and a ______________ effect on the plant.

		negative . . . positive
		neutral. . . negative
		positive . . . negative
		positive . . . neutral

Answer 1

5) community level

• Predator prey relationship is an example of community level
• It includes population of organisms of different species at one particular time

6)estuary

• Mixing results in diluted salt water

7) primary producer

• Autotrophs prepare their own food
• Examples includes green plants ,algae etc

8)terrestrial and aquatic

• These are the two types of ecosystems
• Major kinds of ecosystems are forests ,grasslands deserts etc

9)positive and negative

• Herbivory benefits herbivores hence it has a positive impact
• Herbivores decreases the number of producers ,hence has a negative impact on plants