1. Which of the following is true regarding the carbon cycle and food webs?
A. Food webs and the carbon cycle are closely related because all living organisms are composed of carbon.
B. Food webs and the carbon cycle are closely related because carbon enters the bodies of organisms through respiration.
C. Food webs and the carbon cycle are unrelated because the carbon cycle only relates to inorganic components of the food web.
D. Food webs and the carbon cycle are unrelated because carbon is only processed during the water cycle.
2. The organisms that play a vital role in changing nitrogen back into ammonium so it can reenter the food web are
A. producers
B. consumers
C. predators
D. decomposers
3. Which of the following describes a role of producers in the cycling of matter in an ecosystem?
A. Producers release carbon dioxide as a result of photosynthesis.
B. Producers release oxygen as a result of photosynthesis.
C. Producers release nitrogen as a result of photosynthesis.
D. Producers release phosphorus as a result of photosynthesis.
4. What are producers able to do with nitrogen in order to make it useful in a food web?
A. Producers can use nitrogen to build proteins and other complex compounds.
B. Producers can fix nitrogen in a useful form while it remains within the soil.
C. Producers can process nitrogen as they consume other living organisms for energy.
D. Producers can return simple nitrogen compounds to the soil during photosynthesis.
5. The element that primarily leaves the bodies of organisms through respiration and is returned to the soil when organisms die and decompose is known as
A. hydrogen
B. carbon
C. nitrogen
D. phosphorus
___________________________________________________________
Here are my answers:
A
D
A
D
D
I know these are probably wrong but could someone please help me!?
1.A
2.D
3.B
4.A
5.B
Thank you so much XD! I got 5/5 and a 100%. This is the first time someone has responded with to my post with the answers in only one day so thank you so much!
Also do not listen to my answers because I didn't intend on giving anyone answers, I just wanted someone to check them.
XD is correct!
Thx so much XD!!!
0-0 *thinks* *whats going on here*
Sure! Let's go through each question and explain how to get the correct answers.
1. Which of the following is true regarding the carbon cycle and food webs?
To answer this question, we need to understand the relationship between the carbon cycle and food webs. Option A is correct because all living organisms are composed of carbon, and carbon moves through food webs when organisms consume each other. Therefore, the answer is A.
2. The organisms that play a vital role in changing nitrogen back into ammonium so it can reenter the food web are
To answer this question, we need to identify the organisms responsible for converting nitrogen back into ammonium. These organisms are known as decomposers. Decomposers break down organic matter, such as dead plants and animals, and release ammonium into the soil. Therefore, the answer is D.
3. Which of the following describes a role of producers in the cycling of matter in an ecosystem?
To answer this question, we need to understand the role of producers in the cycling of matter. Producers, which are typically plants, undergo photosynthesis, a process that converts carbon dioxide and sunlight into glucose and oxygen. Therefore, they release oxygen as a result of photosynthesis. Option B is correct, so the answer is B.
4. What are producers able to do with nitrogen in order to make it useful in a food web?
To answer this question, we need to understand how producers use nitrogen. Producers, such as plants, have the ability to fix nitrogen from the atmosphere and convert it into proteins and other complex compounds. This process allows nitrogen to become a part of the food web. Therefore, the answer is A.
5. The element that primarily leaves the bodies of organisms through respiration and is returned to the soil when organisms die and decompose is known as
To answer this question, we need to identify the element that is released through respiration and returned to the soil when organisms die and decompose. This element is carbon, which is present in the bodies of organisms and is released as carbon dioxide during respiration. When organisms die and decompose, their organic matter breaks down, returning carbon to the soil. Therefore, the answer is B.
So the correct answers are:
1. A
2. D
3. B
4. A
5. B