What are some biotic factors for polar bear?

Seals are biotic components of the Arctic region. Bearded and ringed seals make up a large part of the polar bear’s diet. Polar bears have adapted to hunt seals in their natural habitat by stalking the holes in the ice from which seals periodically emerge to rest.

What is a biotic factor for a polar bear?

An important biotic factor for. polar bears is the existence of seals. Both bearded seals and ringed seals. are a huge part of a bear’s diet.

What are 5 biotic factors in the Arctic?

1 Answer

  • Low shrubs such as sedges, reindeer mosses, liverworts, crustose and foliose lichen, grasses etc.
  • Herbivores such as lemmings, voles, caribou, etc. …
  • Migratory Birds are ravens, snow buntings, falcons, loons, etc.
  • Insects such as mosquitoes, flies, moths, grasshoppers, etc.

What are 4 biotic factors?

Biotic factors are living or once-living organisms in the ecosystem. These are obtained from the biosphere and are capable of reproduction. Examples of biotic factors are animals, birds, plants, fungi, and other similar organisms.

Are bears biotic factors?

Biotic factors are things that effect LIVING organisms. Like deer, fish, lions, tigers, bears, and anything else you can think of that’s living.

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Are polar bears biotic or abiotic?

Biotic: Low shrubs such as grass and sedges. Mosses such as lichen. Carnivorous organisms – arctic foxes/ wolves/ polar bears.

What adaptations do polar bears have?

Their adaptations include:

  • a white appearance – as camouflage from prey on the snow and ice.
  • thick layers of fat and fur – for insulation against the cold.
  • a small surface area to volume ratio – to minimise heat loss.
  • a greasy coat that sheds water after swimming – to help reduce heat loss.

Is Athlete’s Foot abiotic or biotic?

Examples of Abiotic Factors

Athlete’s Foot is an example of a biotic factor. Athlete’s Foot is a fungal infection affecting the skin between the toes. Athlete’s Foot is a biotic factor because it is an alive, growing thing that affects other living things.

What is the food chain of a polar bear?

Polar bears are the keystone species, tertiary consumers that help keep the food web in balance. And tertiary consumers, top of the food chain, in the Arctic ecosystem. They mainly eat seals, but sometimes whales and baby walruses. Since polar bears are a keystone species, they keep the ecosystem in balance.

Is a polar bear a carnivore?

Polar bears are the top predator in the Arctic marine ecosystem. Because the polar bear’s body requires a diet based on large amounts of seal fat, it is the most carnivorous member of the bear family. Food can be hard to come by for polar bears for much of the year.

What are the 10 biotic factors?

Key Differences (Biotic Factors vs Abiotic Factors)

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Basis for Comparison Biotic factors Abiotic factors
Examples Humans, insects, wild animals, birds, bacteria, etc. are some examples of biotic factors. Soil, rainfall, humidity, temperature, pH, climate, etc. are some examples of abiotic factors.

What are 5 biotic factors examples?

5 Answers. Examples of biotic factors include any animals, plants, trees, grass, bacteria, moss, or molds that you might find in an ecosystem.

Is a tree a biotic factor?

The tree is no longer living, thus it is not a biotic factor. Alternatively, you could argue that the tree was once living and biotic factors are things that are living or were once living. Thus, the tree is a biotic factor.

Does biotic mean alive?

Biotic means “pertaining to life.” A factor is something that influences another thing. So, a biotic factor, put simply, is a living thing that affects other things. A biotic factor is also called a biotic component. Be careful not to confuse biotic factor with abiotic factor.

Is ice biotic?

The ice cube is abiotic because it does not have any other characteristics of living organisms. Level 2 Response: Includes reference to specific characteristics of life, but doesn’t reference the need to meet all six characteristics to be considered biotic. … The ice cube is abiotic because it isn’t alive.

Where do polar bears live?

Where do polar bears live? Polar bears live in the Arctic, on ice-covered waters. Polar bears rely on sea ice to access the seals that are their primary source of food, as well as to rest and breed. The total polar bear population is divided into 19 units or subpopulations.

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