Distinguish between the terms habitat and ecosystem by writing a sentence about each - Leaving Cert Biology - Question 7 - 2013
Question 7
Distinguish between the terms habitat and ecosystem by writing a sentence about each.
(i) Habitat. _______________________________________________________
(ii) Eco... show full transcript
Worked Solution & Example Answer:Distinguish between the terms habitat and ecosystem by writing a sentence about each - Leaving Cert Biology - Question 7 - 2013
Step 1
Habitat.
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Answer
A habitat is where an organism (or plant and animal) lives, providing the necessary resources and conditions for their survival.
Step 2
Ecosystem.
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An ecosystem refers to the complex network of interactions among organisms (plants and animals) and their physical environment, emphasizing the relationships and dependencies in that community.
Step 3
How did you investigate a named abiotic factor, other than temperature or pH?
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In my investigation, I focused on light intensity as an abiotic factor. I measured it using a light meter at different times of the day to observe its variation throughout.
Step 4
How were you able to identify the animals that you found in the ecosystem?
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I identified the animals using a field guide that illustrated various species common in the ecosystem. Additionally, I took notes and photographs for accurate identification later.
Step 5
When conducting a quantitative survey of plants, how did you ensure that your sample was random?
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To ensure randomness in my plant survey, I used a systematic sampling method. I divided the area into grids and randomly selected plots within each grid for data collection.
Step 6
In the case of a named animal and a named plant give an example of an adaptation to its habitat that you observed.
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Animal: African Elephant. Adaptation: The African Elephant has large ears that help dissipate heat in its hot habitat.
Plant: Cactus. Adaptation: The Cactus has thick, fleshy stems that store water to survive in arid conditions.
Step 7
Name the species that occupied the top of your pyramid.
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The species that occupied the top of my pyramid was the Red Fox.
Step 8
What is the main prey of the species referred to in part (v)?
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The main prey of the Red Fox is the Rabbit.
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