D: Living Systems

Question 1

What are the two main components of an ecosystem?

Answer 1

Biotic and abiotic components

Biotic components include plants, animals, and microorganisms. Abiotic components include factors like energy from the Sun, water, soil, air, and temperature.

Question 2

Name three examples of biotic components of an ecosystem.

Answer 2

• Plants
• Animals
• Microorganisms

Question 3

Name three examples of abiotic components of an ecosystem.

Answer 3

• Energy from the Sun
• Water
• Soil

Question 4

How do components of an ecosystem influence each other?

Answer 4

Directly or indirectly

Examples include animals relying on plants for food and plants needing water to grow.

Question 5

What are some types of ecosystems?

Answer 5

• Desert
• Arctic
• Grassland
• Wetland
• Forest
• Freshwater

Question 6

List five characteristics of ecosystems.

Answer 6

• Climate patterns
• Size
• Vegetation structure
• Animal populations
• Geographic location

Question 7

True or False: Wetlands can store greenhouse gases and prevent them from being released into the atmosphere.

Answer 7

True

Question 8

How do the components and characteristics of an ecosystem affect biodiversity?

Answer 8

They affect the diversity of the organisms that live in it

This means that different ecosystems can support different types and numbers of species.

Question 9

Fill in the blank: The biotic components of an ecosystem include _______.

Answer 9

[plants, animals, and microorganisms]

Question 10

Fill in the blank: The abiotic components of an ecosystem include _______.

Answer 10

[energy from the Sun, water, soil, air, and temperature]

Question 11

What are the two main components of ecosystems?

Answer 11

Biotic and abiotic components

Biotic components include living organisms, while abiotic components include non-living elements.

Question 12

Name three examples of biotic components in an ecosystem.

Answer 12

• Plants
• Animals
• Micro-organisms

These are the living parts of an ecosystem that interact with each other.

Question 13

What are four examples of abiotic components in an ecosystem?

Answer 13

• Energy from the Sun
• Water
• Soil
• Air
• Temperature

These are the non-living parts that influence the ecosystem.

Question 14

How do biotic and abiotic components influence each other?

Answer 14

Directly or indirectly

Examples include animals relying on plants for food and plants needing water to grow.

Question 15

What is an example of how decomposers contribute to an ecosystem?

Answer 15

They help return nutrients to the soil

Decomposers break down dead organic matter, enriching the soil.

Question 16

List three types of ecosystems.

Answer 16

• Desert
• Arctic
• Grassland
• Wetland
• Forest
• Freshwater

These are different environments that support various forms of life.

Question 17

What are some characteristics of ecosystems?

Answer 17

• Climate patterns
• Size
• Vegetation structure
• Animal populations
• Geographic location

These characteristics help define the unique nature of each ecosystem.

Question 18

True or False: Some ecosystems can store greenhouse gases.

Answer 18

True

Wetlands, oceans, forest, and grasslands are examples of ecosystems that can store greenhouse gases.

Question 19

How do the components and characteristics of an ecosystem affect biodiversity?

Answer 19

They affect the diversity of organisms that live in it

Different ecosystems support varying levels of biodiversity based on their specific conditions.

Question 20

What tools can be used to examine ecosystems?

Answer 20

Digital or non-digital tools, such as still-image and video cameras and magnifying devices

These tools aid in observing various characteristics of ecosystems.

Question 21

What characteristics of ecosystems affect the diversity of organisms?

Answer 21

• Geographic location, including climate patterns, landforms, and water sources
• Size, from very small to very large
• Complexity, including number and types of plants and animals

These factors contribute to the variety and abundance of life forms within an ecosystem.

Question 22

What process do plants carry out to produce oxygen and food?

Answer 22

Photosynthesis

Photosynthesis is essential for converting light energy into chemical energy in the form of glucose.

Question 23

What are the inputs required for photosynthesis?

Answer 23

• Light
• Water
• Carbon dioxide

These inputs are transformed into oxygen and glucose during the photosynthesis process.

Question 24

What do plants and animals use food produced during photosynthesis for?

Answer 24

To perform vital biological processes

This food is essential for energy, growth, and maintenance of life.

Question 25

What do plants and animals use the oxygen released during photosynthesis for?

Answer 25

Respiration ## Footnote Respiration is crucial for energy production in living organisms.

Question 26

What is the role of chlorophyll in plants?

Answer 26

Collects light needed for photosynthesis ## Footnote Chlorophyll is a pigment that plays a vital role in absorbing light energy.

Question 27

What indicates that a plant has been photosynthesizing?

Answer 27

The release of oxygen and the presence of starch ## Footnote These indicators confirm that the photosynthesis process has occurred.

Question 28

How is sugar produced by plants during photosynthesis often stored?

Answer 28

As starch ## Footnote Starch serves as an energy reserve for the plant.

Question 29

Why is photosynthesis important in ecosystems?

Answer 29

It supports growth and survival in a variety of ecosystems ## Footnote Photosynthesis is the foundation of food chains and ecological balance.

Question 30

What role do plants play in an ecosystem?

Answer 30

Plants play a variety of roles, including: * photosynthesizing * cleaning and filtering water * reducing soil erosion * providing food and shelter for animals ## Footnote These roles are crucial for maintaining ecological balance and supporting various life forms.

Question 31

How do humans depend on plants?

Answer 31

Humans rely on plants for: * food * clothing * paper * building materials * medicine * fuel ## Footnote Plants are integral to human survival and economic activities.

Question 32

What gas do plants need to survive that animals, including humans, provide?

Answer 32

Plants need carbon dioxide to survive. ## Footnote This gas is a byproduct of animal respiration.

Question 33

Name some plants that are considered sacred to First Nations and Métis.

Answer 33

Sacred plants include: * sage * sweetgrass * cedar * tobacco ## Footnote These plants hold cultural and spiritual significance.

Question 34

What does the offering of tobacco signify?

Answer 34

The offering of tobacco signifies: * balance and harmony * giving back to the land * respect for the plant * a sustainable relationship ## Footnote This practice reflects deep ecological and spiritual principles.

Question 35

True or False: Plants and animals have significant relationships within ecosystems.

Answer 35

True ## Footnote These relationships are essential for ecosystem health and function.

Question 36

Fill in the blank: Plants play a crucial role in _______.

Answer 36

[ecosystems] ## Footnote They contribute to various ecological processes.

Question 37

What process do plants use to produce oxygen?

Answer 37

Photosynthesis ## Footnote This process is vital for the survival of most living organisms.

Question 38

How do plants help reduce soil erosion?

Answer 38

By stabilizing the soil with their roots ## Footnote This helps maintain soil health and prevents degradation.