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S1 Science > 3. Cells Alive > Flashcards

3. Cells Alive Flashcards

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Biology 101 flashcards
1
Q

Name the part shown and its function

A

Stage

Where slide is placed

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2
Q

Name the part shown

A

Base

Supports the microscope

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3
Q

Name the part shown

A

Ocular (eyepiece) lens

Provides initial magnification

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4
Q

Name the part shown

A

Light source

Shines light through the sample

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5
Q

Name the part shown

A

Fine focus knob

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6
Q

Name the part shown

A

Coarse focus knob

Moves the stage to allow slide to come into focus

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7
Q

Name the part shown

A

Arm

Used to carry microscope

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8
Q

Name the part shown

A

Body tube

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9
Q

Name the part shown

A

Objective lens

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10
Q

Name the part shown

A

Stage clips

Hold the slide in position

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11
Q

Name the part shown

A

Diaphragm

Adjusts amount of light

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12
Q

Name the part shown

A

Revolving nosepiece

Allows lenses to be changed

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13
Q

How is an onion cell slide prepared?

A
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14
Q

What chemical do we use to stain an onion cell?

A

Iodine

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15
Q
A

Helps support the cell

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16
Q
A

Controls cell activities

17
Q
A

Controls the movement of substances in and out of the cell

18
Q
A

Place where chemical reactions occur

19
Q
A

Powerhouses where energy is produced

20
Q
A

Absorb light energy for photosynthesis

21
Q
A

Contains sap to help keep cell’s shape

22
Q

What happens during “ovulation”?

A
23
Q

What happens after “ejaculation”?

A
24
Q

What happens during “fertilisation”?

A
25
Q

What happens durinmg “division”?

A
26
Q

What happens during “implantation”?

A
27
Q

Steps in fertilisation

A
28
Q

What name do we give to cell division?

A

Mitosis

29
Q

Life in the womb

A
30
Q

What do we call a fertilised cell?

A

Zygote

31
Q

What name do we give to the ball of cells that a zygote develops into?

A

Embryo

32
Q

What name do we give to the developing baby when it starts to develop heartbeat?

A

Foetus

33
Q
A

S1 Science (6 decks)

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