Organisms And Environment Worsksheets

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Objective 4: Organisms and Environment

1. Which statement best describes the relationship between biodiversity and the

sustainable nature of an ecosystem? (7.10B)

a. Data on biodiversity is important in field studies to appropriately represent an

ecosystem.

b. Abiotic factors in an ecosystem influence biodiversity.

c. Increased biodiversity has a positive effect on ecosystem sustainability.

d. An ecosystem with low biodiversity is better able to recover from natural and

manmade disasters.

2. Which statement best describes the role of succession in the garden microhabitat

pictured above? (7.10C)

a. Seeds from grasses and weeds begin to change the biotic factors in the microhabitat.

b. Succession will end as soon as the field is planted again.

c. The weeds and grasses prohibit shrubs and trees from becoming established through

succession.

d. The abiotic factors cause succession to take place.

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