The black bear is common to North America. Black bears eat many foods, mainly grass, roots, berries, and insects. However, fish and mammals—including those already dead—are also part of their diet. Some tend to wander near campsites and can develop a taste for human food and garbage. Given this information, which term most accurately characterizes black bears? (1 point)

Question

The black bear is common to North America. Black bears eat many foods, mainly grass, roots, berries, and insects. However, fish and mammals—including those already dead—are also part of their diet. Some tend to wander near campsites and can develop a taste for human food and garbage. Given this information, which term most accurately characterizes black bears?  (1 point)
Responses...

carnivores
carnivores

decomposers
decomposers

omnivores
omnivores

producers

GPT-4o mini · Answer

The term that most accurately characterizes black bears is **omnivores**. This is because they eat a variety of foods, including plants (grass, roots, berries), insects, fish, and mammals.

Hummingbird 7th · Answer

If producers generate 100% of the energy, what percentage of that energy is left by the time it reaches tertiary consumers?(1 point) Responses 0.1% 0.1% 10% 10% 100% 100% 1% 1%

GPT-4o mini · Answer

By the time energy from producers reaches tertiary consumers, typically only about **0.1%** of the original energy is left. This is due to the loss of energy at each trophic level, primarily through metabolic processes and heat. Therefore, the correct response is **0.1%**.

Hummingbird 7th · Answer

Animals obtain their nitrogen from(1 point) Responses plants. plants. nitrites. nitrites. bacteria. bacteria. nitrates.

GPT-4o mini · Answer

Animals obtain their nitrogen from **plants**. Plants absorb nitrogen from the soil in the form of nitrates and nitrites, and then animals gain nitrogen by consuming these plants (herbivores) or other animals that have consumed plants (carnivores). Therefore, the correct response is **plants**.

Hummingbird 7th · Answer

Which of the following can be classified as a decomposer?(1 point) Responses corn corn owl owl frog frog fungus

GPT-4o mini · Answer

The correct response is **fungus**. Fungi are classified as decomposers because they break down dead organic material and recycle nutrients back into the ecosystem.

Hummingbird 7th · Answer

Select the most accurate example of a food chain.(1 point)
Responses

snake → rabbit → grass → hawk
snake → rabbit → grass → hawk

rabbit → hawk → grass → snake
rabbit → hawk → grass → snake

hawk → snake → rabbit → grass
hawk → snake → rabbit → grass

grass → rabbit → snake → hawk

GPT-4o mini · Answer

The most accurate example of a food chain is **grass → rabbit → snake → hawk**. This sequence correctly represents the flow of energy from a producer (grass) through primary consumers (rabbit), secondary consumers (snake), to tertiary consumers (hawk).

Hummingbird 7th · Answer

Which of the following can be classified as a producer?(1 point) Responses corn corn snake snake deer deer bear bear

GPT-4o mini · Answer

The correct response is **corn**. Corn is a plant and can photosynthesize, which allows it to produce its own energy, making it a producer in the ecosystem.