Homeostasis, Energy Flow, carrying capacity

What type of growth is this graph representing

• Logistical Growth

• Exponential Growth

What type of growth is this graph representing?

• Logistical Growth

• Exponential Growth

A condition that occurs when two or more organisms compete for the same resources

• competition

• predation

• parasitism

• mutualism

Biotic or Abiotic factor that restricts the growth of the population

• carrying capacity

• limiting factor

• abiotic factor

• biotic factor

What is the carrying capacity of the graph?

• around 500
• more than 500
• less than 500
• around 600

Food, water, sunlight, shelter, and space are resources that are  __________.

• limiting factors
• wet
• messy
• found in rocks

In many desert ecosystems, days are hot and nights are cold. Water is scarce, so animals seek water wherever possible. The spines of a cactus are actually leaves adapted to conserve water. The cactus plants have also adapted to live in thin, sandy soil. Which of the following is a biotic component of a desert ecosystem?

• the thin, sandy soil

• the wide temperature range

• the scarcity of water

• the spiny cactus leaves

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.

• It shows how sunlight flows within an ecosystem.

• They show the direction the energy is flowing between organisms.

• They represent how water is transferred within a habitat.

What does a food web represent?

• All connections of energy flow throughout all organisms in a habitat.
• The specific ways that mutualism is carried out.
• A single pathway or energy flow between organisms. 
• How carnivores get their food. 

Which organisms are heterotrophs?

• photosynthesizers

• producers

• consumers

• plants