The sun, diamond mines, the air we breathe, labs, steel factories.

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The answer to this will be is : </h3><h2 /><h2>
C. Plant roots grow into a crack in a rock.</h2><h2 /><h2>

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Because "mechanical weathering" It's a example of the Plants roots that grow on into a crack in the rock.
Hope It Helped!
<u>And Tell me if The answer is wrong. . .</u>
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<u>Good Luck With Your Assignment!</u></h2><h2 />
#LearnWithBrainly

ノシ
There are two questions (1 and 2), answer are provided as such. The cha
Answer to Question 1
Population --> Whole Organism --> Organ system --> Organ --> Tissue --> Cell
Explanation:
- The cell is the simplest, basic and functional unit of life.
- Tissue is a collection of similar cells e.g brain tissue
- Organ is a collection of similar tissues e.g Liver, Lungs
- Organ system refers to a group of closely related organs performing the same function in an organism.
- Organism comprises of well-coordinated organ systems.
- Population refers to the total number of organisms living and breeding together.
Answer to Question 2
Cell --> Genome --> Gene --> Nucleotide
Explanation:
A cell consists of a nucleus and other organelles. Within the nucleus & other organelles like mitochondria lies the total genetic material of the cell known as GENOME.
- The genome contains several functional sequence of bases known as GENE.
- A gene is made of triplets of nucleotides (codons)