Write an essay on one of the topics below - AQA - A-Level Biology - Question 7 - 2023 - Paper 3
Question 7
Write an essay on one of the topics below.
Either
The importance of interactions between organisms and their environment.
Or
The importance of membranes in the f... show full transcript
Worked Solution & Example Answer:Write an essay on one of the topics below - AQA - A-Level Biology - Question 7 - 2023 - Paper 3
Step 1
Introduction
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Interactions between organisms and their environment play a crucial role in sustaining life on Earth. These interactions encompass various biological processes and systems that contribute to the equilibrium within ecosystems. Understanding these dynamics is vital for addressing ecological challenges and fostering conservation efforts.
Step 2
Water
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Water is essential for all living organisms. It serves as a solvent, facilitates biochemical reactions, and aids in transport across cells. The ability of organisms to adapt to water availability directly influences their survival—those in arid environments develop drought-resistant traits.
Step 3
Nutrient Cycles
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Nutrient cycling, including the carbon and nitrogen cycles, illustrates how energy flows and nutrients are reused in ecosystems. Organisms depend on these cycles for growth and sustenance, demonstrating the interlinked nature of life.
Step 4
Gas Exchange
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Gas exchange is vital for cellular respiration in animals and photosynthesis in plants. Efficient gas exchange mechanisms ensure that organisms can thrive in their habitats, relevant to their adaptations to environmental conditions.
Step 5
Ecosystem Interactions
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The interactions between organisms, such as predation, symbiosis, and competition, shape community structure. These relations determine species distribution and population dynamics, emphasizing the interconnectedness of life.
Step 6
Conclusion
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
In conclusion, the interactions between organisms and their environment are fundamental for ecological balance and biodiversity. Understanding these relationships informs conservation strategies and promotes sustainable living.
