Ecology part one Quiz

In a particular habit lives a population of rabbits that are herbivores and population of foxes that are carnivores. which of the following is true about the statement above

• niches = herbivores and carvinores

• organism = herbivore and carnivore

• rabbit preys on the fox

• they are in the same niche

Answer explanation

The correct choice is 'niches = herbivores and carnivores' because it accurately describes the roles of rabbits and foxes in the ecosystem. Rabbits are herbivores, while foxes are carnivores, each occupying different niches.

Tags

NGSS.MS-LS2-2

Scientists who observe the Harlequin Toad and the community they live in along with any physical features, they are really exploring which of the following____________________

• ecosystems

• population

• community

• biosphere

Answer explanation

Scientists observing the Harlequin Toad and its community are studying ecosystems, as they analyze interactions among organisms and their physical environment, which defines an ecosystem.

A description of the bald eagle habit: eats small fish, is a carnivore, can be found living in trees of the grassland near rivers. Which of the following is an example of a biotic factor of the bald eagle habitat?

• small fish

• rivers

• carnivore

• grasslands

Answer explanation

The correct choice, small fish, is a biotic factor as it represents a living organism that the bald eagle preys on. In contrast, rivers and grasslands are abiotic factors, while carnivore describes the eagle's diet type.

Tags

NGSS.MS-LS2-1

Which diagram shows both biotic and abiotic factors making-up the ecosystem level

• 1

• 2

• 3

• 4

Answer explanation

Diagram 4 illustrates both biotic factors (living organisms) and abiotic factors (non-living elements like water and soil), effectively representing the components of an ecosystem. Therefore, it is the correct choice.

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NGSS.MS-LS2-3

500,000 raccoons live in the same habitat, They are considered a ____________________

• species

• population

• community

• biomes

Answer explanation

The 500,000 raccoons represent a population, which is defined as a group of individuals of the same species living in a specific area. A species refers to the type of organism, while a community includes multiple species.

Polar bears have physical features that allow them to live in colder places like the Arctic, where as the the brown bear is better suited to live in the woodlands. Which of the following key term best describes theses descriptions

• niche

• habitat

• dwelling place

• house

Answer explanation

The term 'habitat' best describes the environments where polar bears and brown bears thrive. Polar bears are adapted to the Arctic habitat, while brown bears are suited for woodland habitats.

Tags

NGSS.MS-LS2-1

What could you conclude from the following diagram?

• none of the above

• all the biomes (habitats) make-up the ecosystem

• all the biomes (habitats) make-up the community

• all the biomes (habitats) make-up the biosphere

Answer explanation

The correct choice is that all the biomes (habitats) make up the biosphere, as the biosphere encompasses all ecosystems and biomes on Earth, highlighting the interconnectedness of life in various habitats.

Tags

NGSS.MS-LS2-2

In a deciduous forest habitat of Canada, there are populations of deer, oak trees, foxes and rabbits. Which level of organization best describes this description

• ecosystem

• biomes

• community

• biosphere

Answer explanation

The description includes populations of deer, oak trees, foxes, and rabbits interacting in a specific area, which defines a community. An ecosystem includes abiotic factors, while biomes and the biosphere are broader classifications.

Which of the following is true about habitats and niches?

• organisms can share same habitat but not the same niche

• organisms can share same niche but not the same habitat

• organisms share both habitats and niches

• none of the above

Answer explanation

Organisms can inhabit the same environment (habitat) but occupy different roles (niches) to avoid competition. Thus, they can share a habitat but not the same niche, making the first choice correct.

Which of the following shown in the habitat below could be idefified and abiotic factor

• rocks

• tiger

• parrot

• plants

Answer explanation

Rocks are abiotic factors, meaning they are non-living components of the environment. In contrast, tigers, parrots, and plants are all biotic factors, as they are living organisms.