Exploring Ecosystems for Students

The video tutorial explores ecosystems, focusing on producers, consumers, and decomposers. It explains photosynthesis, food chains, and the roles of herbivores and carnivores. The video also covers nutrient recycling, energy flow, and species adaptation for survival. It concludes with a discussion on dynamic ecosystems and offers additional resources for learning.

Which process is used by plants to create their own food?

• Transpiration

• Respiration

• Photosynthesis

• Digestion

Tags

NGSS.MS-LS1-6

Which type of animal is at the top of a food chain and is not eaten by other animals?

• Primary consumer

• Secondary consumer

• Scavenger

• Apex predator

What are the three main types of living organisms in an ecosystem?

• Producers, Consumers, Decomposers

• Carnivores, Herbivores, Omnivores

• Mammals, Birds, Reptiles

• Fish, Amphibians, Insects

What is the role of decomposers in an ecosystem?

• They produce their own food

• They prey on other animals

• They help in pollination

• They break down dead organisms

Tags

NGSS.MS-LS2-3

Why is energy considered to flow through an ecosystem, rather than being recycled?

• It is not important for ecosystem function

• It is lost as heat during metabolic processes

• It is only used by primary producers

• It is stored indefinitely

Tags

NGSS.MS-LS2-3

What percentage of energy is transferred from one trophic level to the next in an ecosystem?

• 75%

• 50%

• 25%

• 10%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which adaptation might a predator have to help it catch prey?

• Camouflage

• Eyes on the sides of its head

• Ability to photosynthesize

• Horns for defense

What is the primary function of structural adaptations in animals?

• To find food

• To reproduce

• To protect against predators

• To interact with other species

What is the term used to describe the natural conditions where an animal can survive?

• Habitat

• Biome

• Ecosystem

• Environment

What happens to a species when it fails to adapt to environmental changes?

• It migrates

• It becomes extinct

• It evolves

• It hibernates

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-4