Add Do Not Use a Number Line Except as a Check

question 3

Multiple Choice

Add. Do not use a number line except as a check.
-7 + (-35)

• A)-28
• B)28
• C)-42
• D)42

Understand the concept of biomass in ecosystems and the factors that contribute to its distribution across different trophic levels.

Grasp the differences in trophic efficiency and primary consumption between aquatic and terrestrial ecosystems.

Learn the impact of physical and chemical environmental factors on ecosystem structure and function, including differences between desert and rainforest ecosystems.

Comprehend the principle of net primary productivity (NPP) and how it varies among different ecosystems and food web structures.

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Definitions:

Osteoporosis

A condition characterized by reduced bone density and quality, leading to weakened bones and an increased risk of fractures.

Calcium Supplements

Products or substances taken to increase calcium intake, essential for bone health and various metabolic functions in the body.

Ligaments

Tough, fibrous connective tissues that connect bones to other bones, providing joint stability.

Tendons

Fibrous connective tissues that attach muscles to bones, transferring the force of muscle contractions to bones to facilitate movement.