ESS Topic 2 Ecosystems & Ecology

Question 1

Which of the following is not a limiting factor for the carrying capacity of animals?

Accepted Answer

Conservation

Question 2

Which of the following is a method for measuring species diversity?

Accepted Answer

Simpson Diversity Index

Question 3

Competition for resources within a species is called...?

Accepted Answer

Intraspecific

Question 4

What sampling method should be used if the habitat is consistent throughout?

Accepted Answer

Random

Question 5

The biomass gained by heterotrophs through feeding on autotrophs is known as?

Accepted Answer

Secondary Productivity

Question 6

Which biome is shown in the following photo?

Accepted Answer

Temperate Deciduous Forest

Question 7

The process of converting light energy to chemical energy to then be stored in biomass is....?

Accepted Answer

Photosynthesis

Question 8

Which is the correct formula for Net Primary Productivity?

Accepted Answer

NPP = GPP - R

Question 9

What term is given to a range of species living in the same area?

Accepted Answer

Community

Question 10

The uppermost layer of the rainforest is known as...?

Accepted Answer

Emergent layer

Question 11

Which biome is shown on the following map?

Accepted Answer

Tropical rainforest

Question 12

What word best describes when one species hunts and eats another?

Accepted Answer

Predation

Question 13

Which technique can be used to measure the abundance of non-motile species?

Accepted Answer

Quadrats

Question 14

What does an anemometer measure?

Accepted Answer

Wind speed

Question 15

What describes a symbiotic relationship where one species benefits at the expense of another?

Accepted Answer

Parasitism

Question 16

The interrupted stage of succession caused by human intervention is called....?

Accepted Answer

Plagioclimax

Question 17

Which word describes the exact set of abiotic & biotic conditions & resources a species needs?

Accepted Answer

Niche

Question 18

Which of the following are transformations in the carbon cycle?

Accepted Answer

Combustion of fossil fuels

Question 19

What type of population curve is this?

Accepted Answer

S curve

Question 20

Which of the following is a secondary consumer in this food web?

Accepted Answer

Dragonfly

Question 21

What process transforms nitrogen in the atmosphere into nitrate?

Accepted Answer

Lightning

Question 22

What is the term for a group of organisms that interbreed and produce fertile offspring?

Accepted Answer

Species

Question 23

What type of key is shown here?

Accepted Answer

Dichotomous

Question 24

The fungi that caused disease and then the destruction of the Dutch Elm tree, was a...?

Accepted Answer

Pathogen

Question 25

The changing ecosystems as you go up a mountain is an example of...?

Accepted Answer

Zonation

Question 26

Which of the following are inputs for respiration?

Accepted Answer

Oxygen, Glucose

Question 27

A savannah, temperate deciduous forest and tundra are examples of what?

Accepted Answer

Biomes

Question 28

The total niche, with perfect conditions, where a species could in theory be located is ...

Accepted Answer

Fundamental niche

Question 29

Species that grow and mature quickly and produce numerous small offspring are known as...?

Accepted Answer

R Strategists

Question 30

What is the main purpose of using the Lincoln Index?

Accepted Answer

To estimate the total population of motile species

Question 31

What relationship is shown in the following diagram?

Accepted Answer

Predator-Prey

Question 32

The natural end point of succession is known as...?

Accepted Answer

Climatic Climax Communities

Question 33

The fact that ecosystems lose energy at each stage of the food chain links to what....?

Accepted Answer

The second law of thermodynamics

Question 34

The maximum number of individuals within a species that an environment can support is known as?

Accepted Answer

Carrying Capacity

Question 35

The tolerance range of species refers to the...

Accepted Answer

Range of environmental conditions a species can survive in

Question 36

What words describes the non-living elements of an ecosystem?

Accepted Answer

Abiotic

Question 37

Which organisms in an ecosystem converts abiotic components into living matter?

Accepted Answer

Autotrophs, Producers

Question 38

What name is given to the set of communities that succeed one another during succession?

Accepted Answer

Sere

Question 39

What feedback system occurs during the predator-prey relationship?

Accepted Answer

Negative Feedback

Question 40

Which of the following is not a store in a nutrient cycle?

Accepted Answer

Leaching

ESS Topic 2 Ecosystems & Ecology

Questions 40

ESS Topic 2 Ecosystems & Ecology

Questions 40