A 2 M Tall Lamp Is Placed 1

question 11

Multiple Choice

A 2 m tall lamp is placed 1.25 m from a double convex lens that has a focal length of 0.75 cm. What is the image height of the lamp?

• A)1.89 m
• B)0.945 m
• C)0.75 m
• D)-3.78 m

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Definitions:

Community

An assemblage of different populations that live together in a defined area and interact with each other.

Keystone Species

Species that have a disproportionately large effect on their natural environment relative to their abundance, often influencing both ecosystem structure and biodiversity.

Entire Community

Refers to all the organisms living within a specific area, encompassing both the living (biotic) and non-living (abiotic) components of the environment.

Crucial Species

Key species that have a disproportionately large effect on their ecosystem's structure and function, often pivotal for biodiversity.