Populations & Ecosystem

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Observation

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21 Terms

1

Observation

Information obtained through the senses

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2

Population

A group of individuals that belong to the same species and live in the same area

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3

Organism

A living thing

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4

Species

The same type of organism

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5

Habitat

Place where organism lives

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6

Model

A representation of an object or event

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7

Inference

A conclusion reached on the basis of evidence and reasoning

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8

Clutch

A group of eggs

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9

Community

All the interacting populations in a specified area

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10

Ecosystem

A system of interacting organisms and nonliving factors in a specified area

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11

Biotic

Living organisms and products of organisms

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12

Abiotic

Nonliving

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13

Population Study

An experiment in which the observer collects data over time for one population in an ecosystem

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14

Observational study

An experiment in which the observer collects data over time without interacting with the area of study

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15

Controlled Experiment

An experiment in which the observer standardizes all but one variable to measure results (for example: choosing the fertilizer plants get and seeing how tall they grow)

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16

Biome

A group of ecosystems that share similar climates and typical organisms

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17

Ecosystem services

All the processes through which natural ecosystems help sustain human life: -provisioning, regulating, cultural, and supporting.

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18

What does the population of milkweed bugs need to survive in a classroom?

Water, shelter, food, air, female/male, sunflower seeds.

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19

How do milkweed bugs reproduce and grow?

Male/female, mating, laying eggs

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20

What is the relationship between individuals, populations, communities, and abiotic factors in an ecosystem?

more than one individual is a population. More than one population is a community. And a community and abiotic factors make up an ecosystem.

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21

How is the milkweed bug habitat similar to and different from Jane Goodall population study?

They were both making observation, ours is a controlled set up, Jane Goodalls wasn’t not in a controlled set up.

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