Exploring Ecosystems and Biodiversity

What is a defining characteristic of a tropical rainforest ecosystem?

• Low biodiversity

• High annual rainfall

• Sparse vegetation

• Cold temperatures

Tags

NGSS.MS-LS2-5

Which of the following is a primary producer in a desert biome?

• Cactus

• Snake

• Hawk

• Scorpion

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How does the food chain in a tropical rainforest typically begin?

• With herbivores

• With carnivores

• With producers

• With decomposers

Tags

NGSS.MS-LS2-3

Which of the following is an example of a food chain in a desert biome?

• Grass → Rabbit → Fox

• Cactus → Insect → Lizard

• Algae → Fish → Bear

• Tree → Giraffe → Lion

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

What role do producers play in an ecosystem?

• They decompose organic matter

• They provide energy for all other organisms

• They consume other organisms

• They are at the top of the food chain

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Which of the following strategies is most effective for conserving endangered species?

• Captive breeding programs

• Increasing hunting quotas

• Expanding urban development

• Introducing non-native species

Tags

NGSS.HS-LS2-7

NGSS.HS-LS4-5

What is a common adaptation of plants in desert biomes?

• Large leaves

• Deep roots

• High water content

• Bright flowers

Tags

NGSS.MS-LS4-4

Explain how a food web differs from a food chain in a tropical rainforest.

• A food web is linear, while a food chain is complex

• A food web includes multiple interconnected food chains

• A food web only includes producers

• A food web is less stable than a food chain

Tags

NGSS.MS-LS2-3

Why is biodiversity important in a tropical rainforest ecosystem?

• It reduces competition among species

• It increases the ecosystem's resilience to changes

• It limits the number of species that can survive

• It decreases the availability of resources

Tags

NGSS.MS-LS2-5

Identify a key threat to the survival of endangered species.

• Habitat destruction

• Natural predators

• Seasonal changes

• Genetic diversity

Tags

NGSS.MS-LS2-4