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Science Miss Lee Y7 > Biology Chapter 1 > Flashcards

Biology Chapter 1 Flashcards

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Biology 101 flashcards
1
Q

Cell wall

A

Outer layer of plant cell, keeps it rigid

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2
Q

Vacuole

A

Centre of plant cell, full of sap

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3
Q

Chloroplast

A

Helps plant with photosynthesis, turns plant green

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4
Q

Microscope

A

An instrument to see specimens up close.

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5
Q

Specimen

A

An organism that is looked at.

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6
Q

Slide

A

What a specimen is placed on when it is looked at.

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7
Q

Cell

A

A blocks in organisms that makes up that thing.

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8
Q

Uni-cellular organisms

A

Organisms with one cell

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9
Q

Specialised cell

A

A cell that has a particular job.

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10
Q

Diffusion

A

Gas particles spreading out from areas of high concentration to low concentration.

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11
Q

Rate of diffusion.

A

How quickly gas particles diffuse.

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12
Q

Binary fission

A

How uni-cellular organisms reproduce- splitting themselves in half

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13
Q

MRS GREN

A

Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition. Characteristics of living organisms.

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14
Q

Cell membrane

A

The outside of a animal cell.

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15
Q

Cytoplasm

A

Where most of the cells chemical reactions take place.

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16
Q

Mitochondria

A

Where respiration happens. Oxygen is combined with food to make energy.

17
Q

Nucleus

A

The brain of a cell, tells it what to do. Nit in red blood cells

18
Q

Organism

A

A living thing

19
Q

Resolution

A

Your results from testing something

20
Q

Multi-cellular

A

An organism with more than one cell

21
Q

Magnification

A

The action of magnifying something

22
Q

Red blood cell adaptations

A

No nucleus

23
Q

Nerve cell adaptations.

A

Long to reach two places

24
Q

Egg cell adaptations

A

Grows into baby when fertilised

25
Q

Sperm cell adaptations

A

Tail to swim, fertilises egg cells

26
Q

Root hair cell adaptations

A

No chloroplasts, big surface area to absorb nutrients.

Science Miss Lee Y7 (8 decks)

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