All categories

3 years ago

____ are species whose roles have a large effect on the types and abundance of other species in an ecosystem.

2 answers:

8 0

Keystone species are those species whole roles have a large effect on the types and abundance of other species in an ecosystem. For example; pollination of flowering plant species by butterflies, bees, hummingbirds, bats and other species. Top predator keystone species feed on and help regulate the populations of other species and American alligator. Another example;decline of certain shark populations lead to a explosion in populations of rays and skates, which sharks normally feed on. Now rays and skates are feasting on bay scallop fishing business.

Ksju [112]3 years ago

4 0

Keystone species are species whose roles have a large effect on the types and abundance of other species in an ecosystem. Keystone species are important in the ecosystem as they help to determine the whole ecosystem and without them, the ecosystem would be different or stop to be in existence. Almost all animals that have a significant impact on the food webs are examples of keystone species.

You might be interested in

What variations beside color can you think of that make a difference in a plant survival?

Damm [24]

Size, location, how tall or short it is and the animals that are near it

8 0

3 years ago

according to the theory of mitochondria in cells today are the descendants of aerobic prokaryotes that used oxygen to generate e

attashe74 [19]

That is true if you are asking a true or false question

6 0

3 years ago

Qex-vnkx-btk<br><br> What is reproduction?

valentinak56 [21]

Answer: reproduction is reproducing

Explanation:lol

8 0

3 years ago

What valve prevents back flow into the left ventricle of the heart?

Rom4ik [11]

Answer:

Option D, aortic valve

Explanation:

The location of aortic valve i.e between the aorta and left ventricle, allows it to stop the blood from flowing back into the left ventricle.

The other options are incorrect as -

Pulmonary valve being located between the pulmonary artery and right ventricle, stop the blood from flowing back into the right ventricle.

The tricuspid valve and mitral valve stops the blood from flowing back into the right atria and left atria respectively.

Hence, option D is correct.

4 0

3 years ago

Bacteria and fungi are important to humans because they: A. help control weeds. B. pollinate crop plants. C. provide shelter. D.

Blizzard [7]

Answer:

E. provide foods and antibiotics.

Explanation:

sometimes microorgansims plays important role for human such as;

Bacteria;

Present in our gut help to digest food and the gut of animal such sa cattle help to digest cellulose.
Bacteria are used in the production of food products such as yogurt and cheese.
Help in pest control such as <em>Bacillus thurigiensis.</em>
Help in the production of certain medicines and supplement such as Insulin

Fungi;

There are many mushrooms we can eat and fungi are also involved in the production of certain food products such as wine, bread.
Fungi are involved in production of certain medicines such as penicillin is produced from Penicillium.

3 0

4 years ago

____ are species whose roles have a large effect on the types and abundance of other species in an ecosystem.​

____ are species whose roles have a large effect on the types and abundance of other species in an ecosystem.