Population relationships and Succession

Fred and his dog Rover.

• predation

• parasitism

• mutualism

• commensalism

A robin building its nest in an oak tree using straw from a hay field.

• competition

• mutualism

• parasitism

• commensalism

An owl hunts field mice living within a woodland area at night and a hawk hunts mice in the same area during the day. The relationship between the owl and the hawk

• interspecific competition

• commensalism

• intraspecific competition

• there is no relationship since they do not come into contact with each other

Squirrels eating Ms. Babb's red and green tomatoes out of her garden.

• parastism

• exploitation competition

• interference competition

• intraspecific competition

When my two dogs Kocoa and Bobo sleep on the bed at the same time Kocoa is at the foot of the bed and Bobo is at the head of the bed. If only one is on the bed at a time then he can be found anywhere on the bed. What is Kocoa's and Bobo's realized niche?

• Kocoa's is at the head of the bed and Bobo is at the foot of the bed.

• Kocoa and Bobo can be found anywhere on the bed.

• Bobo is at the head of the bed and Kocoa is in at the foot of the bed.

• It doesn't matter they'll fight no matter where they lay.

Sunflowers can emit a chemical that hinders the growth of other plants near it so it can get most of the nutrients. This is called

• amensalism

• phoresy

• endoparasitism

• commensalism

Tags

NGSS.MS-LS1-5

Two species A and B of deer live in a forested area. They both eat the same type of grasses and other plant leaves. What will happen to their population over time?

• nothing

• one species is going to die out and the other species' number will drastically drop and never rebound

• one species will either die out or leave the area and the other species will take over the area

• both species die out

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

A frog eats a fly. The frog and fly are demonstrating ________.

• mutualism
• competition
• predator/prey
• parasitism

Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.  What kind of relationship is this?

• Mutualism 
• Parasitism 
• Commensalism 

Although a species may hypothetically be able to use more space or resources if there were no competition, the ______________ is the actual role they play in the ecosystem:

• fundamental niche

• realized niche