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G6 Science - Living Things > Unit 2 > Flashcards

Unit 2 Flashcards

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Biology 101 flashcards
1
Q

What does MRS GREN stand for?

A

Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition

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2
Q

Define Movement.

A

Ability to move

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3
Q

Define Respiration.

A

Breaking down food for energy

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4
Q

Define Sensitivity.

A

Responding to the environment

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5
Q

Define Growth.

A

Increasing in size

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6
Q

Define Reproduction.

A

Producing offspring

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7
Q

Define Excretion.

A

Removing waste

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8
Q

Define Nutrition.

A

Taking in food

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9
Q

Name three parts of a plant cell.

A

Nucleus, Cytoplasm, Cell Membrane, Cell Wall, Vacuole, Chloroplasts

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10
Q

Name three parts of an animal cell.

A

Nucleus, Cytoplasm, Cell Membrane

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11
Q

What is an ecosystem?

A

A community of living organisms and their interactions with their abiotic environment

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12
Q

Define biotic factor.

A

A living component of an ecosystem (e.g., plants, animals)

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13
Q

Define abiotic factor.

A

A non-living component of an ecosystem (e.g., sunlight, water)

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14
Q

What is a habitat?

A

The natural environment where an organism lives

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15
Q

Where does the energy in an ecosystem come from?

A

The sun

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16
Q

What is photosynthesis?

A

The process by which plants make their own food using sunlight, water, and carbon dioxide

17
Q

What are the reactants of photosynthesis?

A

Water (H2O), Carbon Dioxide (CO2)

18
Q

What are the products of photosynthesis?

A

Glucose (C6H12O6), Oxygen (O2)

19
Q

What is a producer?

A

An organism that can make its own food (e.g., plants)

20
Q

What is a consumer?

A

An organism that eats other organisms

21
Q

What is a herbivore?

A

A consumer that eats only plants

22
Q

What is an omnivore?

A

A consumer that eats both plants and animals

23
Q

What is a carnivore?

A

A consumer that eats only animals

24
Q

What is a predator?

A

An animal that hunts and eats other animals

25
Q

What is prey?

A

An animal that is hunted and eaten by predators

26
Q

What is a scavenger?

A

An animal that feeds on dead organisms

27
Q

What is a decomposer?

A

An organism that breaks down dead or decaying organisms

28
Q

Why does energy decrease as you move up a food chain?

A

Energy is lost as heat and through life processes as you move up the food chain

29
Q

What is a food web?

A

A network of interconnected food chains in an ecosystem

30
Q

How can you identify a plant cell?

A

Has a cell wall, chloroplasts, and a large central vacuole

31
Q

How can you identify an animal cell?

A

Does not have a cell wall or chloroplasts, has smaller vacuoles

G6 Science - Living Things (1 decks)

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