What are food chains?

Answers

Answer 1

Answer:

A food chain describes how energy and nutrients move through an ecosystem.

Explanation:

At the basic level there are plants that produce the energy, then it moves up to higher-level organisms like herbivores. After that when carnivores eat the herbivores, energy is transferred from one to the other.


Related Questions


How is Carbon Dioxide abbreviated (shortened)?

Answers

Answer:

CO2

Explanation:

Factors that limit the growth, abundance, or distribution of an organism or a population are known as
Abiotic factors
Limiting factors
Biotic factors
Environmental factors

Answers

Limiting factors cause the limit the growth

Water pollution gizmo worksheet answer

Answers

Answer:

Get to know the four main types of pollution present in the environment, and then look at a variety of real-world examples as you try to guess what type of pollution is represented by each situation. All of the real-world situations can be viewed every day in different parts of the world.

Explanation:


The three conditions that encourage the presence of marine life in the ocean are proximity to land, water depth and.

Answers

Answer:

Exposure to sunlight.

Explanation:

Sunlight is important condition necessary for the presence of Marine life in ocean. This is because sunlight provide energy for ocean current and wind waves. When this energy is converted to heat, it a layer of warm water which is present at the ocean surface which support most Marine life. Sunlight produce light energy which is needed for Marine life like algae to photosynthesized in addition with carbondioxide and water in order to to produce necessary for survival for most Marine life.

Oxygen has an atomic number of 8. What information does the atomic number provide?

Question 3 options:

Oxygen has 8 protons.


Oxygen has 8 neutrons.


Oxygen has 8 protons and 8 electrons.


Oxygen has 8 protons and 8 neutrons.

Answers

Answer:

Oxygen has 8 protons and 8 electrons.

Explanation:

When plants close their stomata, what else is affected?

Answers

they tend to close the stomata to prevent water loss

Why are massive main-sequence stars not
likely to have planets that contain life?
1. The life zones around these stars are too
small.
2. These stars would sweep away all of the
material from which planets could form.
3. These stars are on the main sequence for
too short a time to alllow life to evolve
4. These stars are too hot to allow water to
exist as a liquid on any planets that might
form.
5. These stars are almost always binaries
and planetary orbits are unstable around bi-
naries.

Answers

Answer:

5

Explanation:

When a plant does not get enough water its leaves wilt and stomata are
closed to prevent further loss of water through transpiration. This wilting of leaves and closing of stomata is caused by a growth inhibiting hormone. What is the name of this growth inhibiting hormone that causes wilting of
leaves?

• auxin

• gibberelins

• abscisic acid

Answers

I believe it is auxin because that’s what helps the plant grow and works with hormones to stay healthy

How does soil quality affect the characteristics of ecosystems?

Answers

The answer is. Soils play an important role in all of our natural ecological cycles—carbon, nitrogen, oxygen, water and nutrient.A handful of soil can contain billions of different organisms that play a critical role in soil quality to support plant growth.

Drag each label to the correct location on the image
Arrange the symbols to form a DNA molecule.
5
3
5
3'

Answers

Answer:

The right answers are mentioned in the picture.

A base pair (bp) is the pairing of two nucleobases located on two complementary strands of DNA or RNA. This pairing is carried out by hydrogen bridges. There are four types of nucleic bases: A-T-C-G, these letters Adenine, Thymine, Cytosine, and Guanine. A with T and C with G.

It is also necessary to take into account the antiparallel character of the DNA strands. If a strand is in the 5 '3' direction, its complete strand is in the 3 '5' direction.

Explanation:

Riddle time Good luck !
What Is Green that grows on the North side of The Rock But Does not talk

Bonus Add #EarthRules you can be Brainliest​

Answers

Answer:

Moss? #EarthRules

Explanation:

Which statements describe floods and wildfires? Check all that apply.
(Select all that apply)
A.Both are natural hazards that affect Florida.
B.Both may affect coastal and inland regions.
C.Both are caused by drought conditions.
D.Both are made worse by the presence of muck
E.Both may be caused by thunderstorms.
F.Both may cause property destruction.

Answers

Answer:

A, B, E, F,

Explanation:

The statements that describe floods and wildfires are as follows:

Both are natural hazards that affect Florida.Both may affect coastal and inland regions.Both are made worse by the presence of muck.Both may cause property destruction.

Thus, the correct options are A, B, D, and F.

What is Wildfire?

Wildfire may be defined as an uncontrolled fire that burns in the wildland vegetation, often in rural areas.

Both floods and wildfires are natural hazards that affect both coastal as well as inland regions. Ultimately both cause rapid destruction of property and lives.

Therefore, it is well described above.

To learn more about Floods, refer to the link:

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Predator and prey relationships are an important part of the ecosystem. Explain how the Orcas and leopard seals are tertiary consumers?

Answers

A tertiary consumer is an animal that obtains its nutrition by eating primary consumers and secondary consumers. Usually tertiary consumers are carnivorous predators, although they may also be omnivores, which are animals that feed on both meat and plant material.

Skin color and height are polygenic traits which means


many genes code for one trait


one gene codes for each trait

Answers

Answer:

Many genes code for one trait

Explanation:

Poly >> Many

3. How much smaller are viruses than bacteria?

Answers

Answer: Viruses are about a thousand times smaller than bacteria, and bacteria are much smaller than most human cells. Viruses are so small that most cannot be seen with a light microscope, but must be observed with an electron microscope.

Answer:

100 times

Explanation:

Viruses are infectious particles about 100 times smaller than bacteria and can only be observed by electron microscopy.

Hope this helps :)

A person eats a candy bar, and the sugar level in her blood gets very high. Her body releases insulin into her blood. The insulin causes extra sugar to be stored in the muscles, and the sugar level in the blood returns to normal.

Answers

answer: homeostasis









reason:

A?
B?
C?
D?
E?
Who helps me plz?

Answers

Answer:

A [ not sure  !]

Explanation:

The soil that provides nutrients for vegetation in ecosystems is also affected by deforestation. ... Some of the carbon dioxide released into the atmosphere comes from dead vegetation that decomposes in the ground. In heavily deforested areas, soil erosion and nutrient runoff are common after a rainfall.

A large population of green aphids lives in an field and feeds on wild rose plants. What will most likely resut if exposure to insecticides causes mutations in the aphids over
several generations?

Answers

Answer:gene frequencies in the aphids will change

Explanation:

What's the difference between an herbivore, a predator and an omnivore?

Answers

Answer:

In general, meat-eating carnivores have teeth for tearing and skulls capable of biting with great force, while the plant-eating herbivores have teeth and skulls equipped to grind tough vegetation. Omnivores, which eat both plants and animals, have skulls and dentition suitable for a wide range of foods.

Answer:

Herbivore: an animal that eats plants

Predator: an animals that eats meat

Omnivore: an animal that eats both plants and meat


The best title for the graphic organizer shown above would be:
A. Vertebrate Reproduction
B. Invertebrate Reproduction
C. Mammal Reproduction
D. Primate Reproduction

Answers

Answer:

c. Mammal Reproduction

Explanation:

They're all types of mammals

Kyree is heterozygous. |f(W) ) is for waves, and ) if for no wave (w) r no waves What is Kyree's genotype & phenotype?

Answers

Answer:

Kyree b will have waves with a gwnotyoe; We

Explanation:

This question involves a single gene coding the possession or not of waves in humans. Allele W is for possession of waves while allele w is for no waves.

Heterozygous means contains two different alleles of the same gene. In this case, an heterozygous individual will possess allele W and w together i.e. Ww. Since the allele W is dominant over allele w i.e. can mask Its phenotypic expression, an heterozygous offspring (Ww) will phenotypically possess waves.

Which form of nitrogen is most abundant on earth? N2 (Atmospheric Nitrogen) NH3 (Ammonia) NO2- (Nitrite) NO3- (Nitrate)

Answers

Answer:

N2 (Atmospheric Nitrogen)

Explanation:

Nitrogen is a chemical element positioned as 7 on the periodic table. Nitrogen is found as a gas in the atmosphere (N2) and constitutes the most part of the air making it the most abundant gas on Earth.

Atmospheric nitrogen (N2) is the most abundant of its form found on Earth. It can be converted to its compound form e.g. nitrates (a plant usable form) by lightning and some bacteria in the soil.

Recessive sex-linked traits such as color blindness appear more frequently in
males because

A. males inherit only one sex chromosome.
B. males inherit two copies of every sex-linked allele.
C. sex-linked alleles are carried only on Y chromosomes.
D. males inherit only one sex-linked allele.

Answers

Answer:

D is the answer

Explanation:

OPEN ENDED QUESTION
Why is the Cuyahoga River fire an
important event in dealing with water
pollution?

Answers

It showed people to stop dumping trash into the river.

Which of the following statements about plant reproduction is TRUE?

a. Plants only reproduce sexually.
b. Reproduction in plants usually requires windy environments.
c. Flower shape, color, and odor can attract animals needed for plant reproduction.
d. Reproduction in most plants requires honeybees to carry pollen from one plant to another.

Answers

Answer:

D

Explanation:

A is wrong since plants reproduce sexually and asexually.

B is not logical since plants do not need windy environments for reproduction.

C is not logical either since animals and plants do not reproduce.

D is the most logical answer since honey bees play an important role in pollinating plants and carrying pollen from one plant to another since plants can not move and are autotrophs.

Reproduction in most plants requires honeybees to carry pollen from one plant to another is true about plants reproduction.

What do you mean by plant reproduction?

Plant reproduction is the production of new offspring in plants, which can be accomplished by sexual or asexual reproduction. Sexual reproduction produces offspring by the fusion of gametes, resulting in offspring genetically different from either parent.

The parent plants have male and female sex cells, called gametes. The genetic material from the male and female gametes combines to produce offspring. We call this process fertilization. The product of sexual reproduction are seeds.

Plant fertilization is the joining of male and female gametes, resulting in a zygote. The most generalized form of this process requires four steps: pollination, germination, penetration of the ovule, and fertilization.

Learn more about plant reproduction:

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HELP ASAP!!!!! Characteristic of Mosses?
1. Vascular tissue
2. Flowers
3. Seeds
4. Rhizoids

Answers

The answer to the information above is the fourth option

How many ATP are generated in the electron transport chain?
O 2
04
O 32
0 36

Answers

Answer:

32

Explanation:

ANSWER: 32






Explanation: took the test in EDG

Why would humans not be able to repair and reproduce without bacteria short summary please helpp

Answers

Bacteria still offers its benefits. Like for example in the digestive system, they help break down food, like plant fibers. They also supply us with vitamins like biotin and Vitamin K.

Which molecules are easily diffuse across the plasma membrane

Answers

Answer:

Water diffusion is called osmosis. Oxygen is a small molecule and it's nonpolar, so it easily passes through a cell membrane. Carbon dioxide, the byproduct of cell respiration, is small enough to readily diffuse out of a cell. Small uncharged lipid molecules can pass through the lipid innards of the membrane.

Explanation:

Echinoderms have
A. a five-part body
B. an internal skeleton
C. tube feet
D. all of the above
Animals of Earth

Answers

D. all of the above !
Echinoderms have...
D. All of the above
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