Answer:
Last option
Explanation: B DNA is a good approximation of the structure of DNA found in cells i.e. in both plant and animal cells, the most common structure of DNA observed is the B DNA.
The abiotic environment consists of non-living things. So, rocks, temperature and water are part of the abiotic environment.
Gives plants nutritions and help them to grow<span />
Answer:
Fertilizers are the chemicals that are applied on the agricultural crops to increase the yield of crop and protect them from harmful pests. The fertilizers are rich in nitrogen, phosphorus and potassium.
Karen and Jimmy growing tomato to conduct the research. They conclude that large amount of fertilizer is helpful for plant growth. This is wrong because high fertilizer can decrease the plant growth and may cause the death of plant. The fertilizers are required in the exact amount in the plants and there inappropriate level inhibits the plant growth.
Some minerals can form from the air combining with substances, they can form from igneous rock, and sometimes minerals can re crystalize from metamorphic rock
