Biotic and Abiotic Factors in an Ecosystem

Question 1

What are abiotic factors in an ecosystem?

Answer 1

Non-living physical and chemical elements, such as sunlight, temperature, water, and minerals.

Question 2

True or False: Biotic factors include only plants and animals.

Answer 2

False. Biotic factors include all living organisms, including bacteria and fungi.

Question 3

Fill in the blank: __________ factors are the living components of an ecosystem.

Answer 3

Biotic

Question 4

Which of the following is an example of an abiotic factor? A) Soil B) Animals C) Plants

Answer 4

A) Soil

Question 5

Define ‘ecosystem’.

Answer 5

A community of living organisms interacting with their physical environment.

Question 6

What role do abiotic factors play in an ecosystem?

Answer 6

They influence the types of organisms that can live in an ecosystem and their interactions.

Question 7

True or False: Water is considered an abiotic factor.

Answer 7

True

Question 8

What are two examples of biotic factors?

Answer 8

Plants and animals.

Question 9

Fill in the blank: The temperature of an environment can affect the __________ of organisms.

Answer 9

Survival

Question 10

What is the relationship between abiotic and biotic factors?

Answer 10

Abiotic factors provide the necessary conditions for biotic factors to thrive.

Question 11

Which of the following is NOT an abiotic factor? A) Climate B) Fungi C) Water

Answer 11

B) Fungi

Question 12

What is the primary source of energy for most ecosystems?

Answer 12

Sunlight

Question 13

True or False: Nutrients in the soil are considered abiotic factors.

Answer 13

True

Question 14

What is a habitat?

Answer 14

The natural environment in which a particular species or community of species lives.

Question 15

Fill in the blank: The interaction between biotic and abiotic factors can affect __________ dynamics.

Answer 15

Population

Question 16

What is an example of a biotic factor that can influence an ecosystem?

Answer 16

Predation.

Question 17

How do abiotic factors like pH affect ecosystems?

Answer 17

They can affect the types of organisms that can survive in that environment.

Question 18

What is biodiversity?

Answer 18

The variety of life in a particular habitat or ecosystem.

Question 19

True or False: Light intensity is an abiotic factor.

Answer 19

True

Question 20

What do you call organisms that produce their own food?

Answer 20

Producers or autotrophs.

Question 21

Fill in the blank: __________ are organisms that break down dead organic material.

Answer 21

Decomposers

Question 22

Which abiotic factor is crucial for photosynthesis?

Answer 22

Light

Question 23

What is an example of a biotic interaction?

Answer 23

Competition among species.

Question 24

True or False: Wind is an abiotic factor.

Answer 24

True

Question 25

What is the significance of water availability in an ecosystem?

Answer 25

It affects the types of organisms that can live there and their survival.

Question 26

Define 'trophic levels'.

Answer 26

The hierarchical levels in an ecosystem, comprising producers, consumers, and decomposers.

Question 27

Define viscosity

Answer 27

A measure of the stickiness of substance and how easy it is to move through it

Question 28

Define temperature variation

Answer 28

The variation between a high and low temperature occurs during the same day.

Question 29

Define buoyancy

Answer 29

is a measure of floatation ability

Question 30

Why do fish gills have to be highly efficient?

Answer 30

To extract the necessary oxygen

Question 31

What is the difference between light availability and light penetration?

Answer 31

Light penetration refers to how deep light can penetrate something. Light availability is light given to a specific area

Question 32

Define tide height

Answer 32

height of tides

Question 33

Define pH

Answer 33

a measure of how acidic/basic water is

Question 34

Define pressure

Answer 34

The force exerted onto a body by it's medium

Question 35

Define topography

Answer 35

Land formation

Question 36

Define humidity

Answer 36

Amount of water vapour in the air

Question 37

Define altitude

Answer 37

Space extended upward; height; the perpendicular elevation of an object above its foundation,

Question 38

Define ions

Answer 38

an atom or group of atoms that has an electric charge

Question 39

Define salination

Answer 39

Salt content

Question 40

Define ecology

Answer 40

Study of interrelationships between different types of organisms and between organisms and their environment.

Question 41

Define community

Answer 41

A group of different populations in an area or habitat.