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7th Grade 2023-2024! > Lessons 1-3 > Flashcards

Lessons 1-3 Flashcards

1
Q

Describe the difference between a unicellular and multicellular organism

A

Unicellular - One cell
Multicellular - Multiple cells

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2
Q

When using a microscope, which adjustment knob do you use to do the initial focusing on the slide?

A

Course adjustment

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3
Q

What are organisms made up of? What is the smallest unit of life?

A

Cells

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4
Q

How are they cheek and skin samples similar?

A

They both have the nucleus (dot in the center)

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5
Q

What is the term and meaning for M in MRS GREN?

A

Movement, to change positions

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6
Q

What is the term and meaning for S in MRS GREN?

A

Sensitivity, to detect the changes in the surroundings

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6
Q

(1st)
What is the term and meaning for R in MRS GREN?

A

Respiration, produce energy from food

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6
Q

What is the term and meaning for G in MRS GREN?

A

Growth, to increase in size

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7
Q

What is the term and meaning for R in MRS GREN?

A

Reproduction, to create offspring

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7
Q

What is the term and meaning for E in MRS GREN?

A

Excretion, removes wastes made in body

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8
Q

What is the term and meaning for N in MRS GREN?

A

Nutrition, break down food

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9
Q

What is a system?

A

A set of parts working together to accomplish a task

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10
Q

Are you (a human) a system? Why or Why not

A

Yes. Humans have lots of parts that work together to keep us alive

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11
Q

Are living things made of cells?

A

Yes

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12
Q

What is the meaning of a cell?

A

Basic unit of structure and function in an organism

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13
Q

What is the meaning of a tissue?

A

A group of cells that work together to perform a task

14
Q

What is the meaning of a organ?

A

Two or more tissues working together to perform a task

15
Q

What is the meaning of a organ system?

A

Organs that work together to perform a task

16
Q

What is the meaning of a organism?

A

A living thing

17
Q

What is the amoeba doing?

A

Growing (engulfing paramecium and increasing in size due to absorbing them)
Responding to stimuli (moving away from the rocky bit)
Reproducing (splitting into two amoebas)
Obtaining nutrition (engulfing the paramecium) (paramecium are responding to the stimuli of being trapped)

7th Grade 2023-2024! (4 decks)

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