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bixtya [17]
3 years ago
10

Which of the following is a difference between food chains and food webs?

Biology
2 answers:
Alexeev081 [22]3 years ago
6 0
Both food chains and food webs contain plants and animals so it is not A.

Food chains separate by trophic level not food webs so it is not B

***Food chains show energy flow by each trophic level and food webs do not therefore it is C***
dedylja [7]3 years ago
5 0

Answer:

Option D, Food chains are linear, while food webs are complex.

Explanation:

A food chain is a linear organization in which the producer lies at the first stage followed by consumer organisms lying at primary, secondary and tertiary stages of food chain.

While in a food web, there can be several interlinked food chains or there can be an organism within the food web which is part of several food chains at an instance. Hence, the linearity of organization cannot be retained in case of food web thereby making it more complex than the food chain.  

Hence, option D is correct.

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This is hard. pls help. Write an equation for cellular respiration. Write an equation for photosynthesis. How are these two equa
ad-work [718]

Answer:

equation for cellular respiration: C6H12O6 + 6O2 + 6H2O → 12H2O + 6CO2

equation for photosynthesis:: 6CO2 + 6H20 + (energy) → C6H12O6 + 6O2

Plants make their own food by photosynthesis. During photosynthesis a plant takes in water, carbon dioxide and light energy, and gives out glucose and oxygen.

Explanation:

8 0
3 years ago
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Two atoms have the same number of protons but different numbers of neurons. What can you conclude about these two atoms
zavuch27 [327]
Two atoms that have the same number of protons but different number of neutrons are called isotopes. Atoms with the same element but with a different number of neutrons.
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3 years ago
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What characteristic do protozoa and fungi share?
Nadusha1986 [10]

Answer:

<h2>letter A</h2>

Explanation:Whittaker placed bacteria in their own kingdom, Monera, because of fundamental organizational differences between prokaryotic bacterial cells, which lack membrane-enclosed nuclei and organelles , and the eukaryotic cells of other organisms that possess internal membranes. Plantae, Fungi, and Animalia consist of complex, multicellular eukaryotic organisms that differ from each other in details of cell structure and in how they secure and process energy. Protista is a collection of single-celled eukaryotic organisms and simple multicellular forms, some animal-like, some plantlike.

<h2>letter b</h2>

Molecular evidence, particularly from ribosomal ribonucleic acid (RNA), suggests that the five-kingdom scheme is also too simple. Some biologists believe that Protista should be partitioned into three or more kingdoms. Similarly, kingdom Monera contains two very biochemically distinct groups of prokaryotes: archaebacteria, and eubacteria. A proposed system acknowledges this ancient evolutionary split by creating a higher level of classification, domain, above kingdom. This system distinguishes three domains: Archaea, Eubacteria, and Eukarya (containing protists, plants, fungi, and animals).

7 0
3 years ago
The constant, dynamic process of continual addition of new bone tissue (bone ____________ ) and removal of old bone tissue (bone
elixir [45]

Answer:

(<u>Bone deposition</u>),

<u>(Bone resorption</u><u>)</u>,

<u>Remodeling</u>

<u>Periosteal</u><u> </u>,

<u>Nedosteal,</u>

<u>The compact bone, </u>

<u> Spongy bone.</u>

Explanation:

The constant, dynamic process of continual addition of new bone tissue (<u>bone deposition</u>) and removal of old bone tissue (<u>bone resorption</u>) is a process called bone <u>remodeling</u>. This ongoing process occurs at both the <u>periosteal</u> (outer) and<u> nedosteal </u>(inner) surfaces of a bone.

It is estimated that about <u>nedosteal</u> of the adult human skeleton is replaced yearly. This process does not occur at the same rate everywhere in the skeleton. For example,<u> the compact bone</u> in our skeleton is replaced at a slower rate than the <u>spongy bone.</u>

5 0
3 years ago
which structure in leaves allows the gaseous reactants and products of photosynthesis to move in and out a b c d
Zepler [3.9K]

Answer:

Stomata

Explanation:

Photosynthesis is a unique phenomenon which occurs in the Chloroplast of plant cells. It is the way they synthesize their food in form of glucose. However, like every metabolic reaction, photosynthesis requires certain reactants and products.

Photosynthesis combines carbondioxide (CO2) gas and water (H2O) in the presence of sunlight to produce Glucose (C6H12O6) and oxygen gas (O2). The gaseous components of this metabolic activity enters (C02) and leaves (O2) the plant via a structure in the leaves called STOMATA.

STOMATA is a pore found in the epidermis layer of plant leaves that aids in the exchange of gases i.e. carbondioxide in, oxygen out during Photosynthesis.

8 0
3 years ago
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