Nev's Ecology Quiz

Question 1

Which type of a pyramid shows the amount of living tissue at each trophic level in an ecosystem

Accepted Answer

A biomass pyramid

Question 2

The sum of the genetically based variety of living organisms in the biosphere is called...

Accepted Answer

biodiversity

Question 3

Biodiversity is important to human society because it...

Accepted Answer

all the above

Question 4

Organisms need nutrients in order to ...

Accepted Answer

Carry out essential life functions.

Question 5

Primary Succession can begin after...

Accepted Answer

A Lava flow

Question 6

Organisms that obtain nutrients by breaking down dead / decaying plants and animals are called?

Accepted Answer

Decomposers

Question 7

An organism that cannot make its own food is called?

Accepted Answer

Heterotroph

Question 8

The wearing away of surface soil by water and wind is known as ...

Accepted Answer

Soil erosion

Question 9

What is the combined portions of Earth called in which all living things exist?

Accepted Answer

Biosphere

Question 10

The repeated movement of water between Earth's surface and the atmosphere is called?

Accepted Answer

Water cycle

Question 11

Land is a resource that provides

Accepted Answer

All the above

Question 12

Symbiosis in which both species benefit is called...

Accepted Answer

Mutualism

Question 13

What is the original source of almost all the energy in most ecosystems?

Accepted Answer

Sunlight

Question 14

Each of the following is an abiotic factor in the environment EXCEPT...

Accepted Answer

Plant life

Question 15

All the members of a particular species that live in the same area are called...

Accepted Answer

Population

Question 16

What is an organism that feeds only on plants called?

Accepted Answer

Herbivore

Question 17

An interaction in which one organism captures & feeds on another organism is called...

Accepted Answer

Predation

Question 18

Ponds and lakes are...

Accepted Answer

Standing-water ecosystems

Question 19

Branch of Biology dealing with interactions between organisms and their environment...

Accepted Answer

Ecology

Question 20

Which of the following describes the largest number of individuals an environment can support?

Accepted Answer

Carrying capacity

Question 21

An Endangered Species is...

Accepted Answer

Organisms Near Extinction

Question 22

All the interconnected feeding relationships in an ecosystem make up a food...

Accepted Answer

Web

Question 23

An organism's niche is...

Accepted Answer

Organism's range of use of physical & biological conditions

Question 24

When birthrate in a population becomes higher than the death rate, the population growth rate..

Accepted Answer

Increases

Question 25

One of the goals of conservation biology is to...

Accepted Answer

All the above

Question 26

Increase in the Earth's temperature due to carbon dioxide and other gasses is called?

Accepted Answer

Global Warming

Question 27

Green Plants are...

Accepted Answer

Producers

Question 28

Nitrogen fixation is carried out primarily by...

Accepted Answer

Bacteria

Question 29

The tendency for warm air to rise and cool air to sink results in...

Accepted Answer

Global wind patterns

Question 30

The average year after year conditions of temperature/precipitation in a region is its...

Accepted Answer

Climate

Nev's Ecology Quiz

Questions 30

Nev's Ecology Quiz

Questions 30