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Science S1 > Cells Alive > Flashcards

Cells Alive Flashcards

1
Q

Name the highlighted cell part and state its function?

A

Cell wall

Helps support the cell and keep its shape

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2
Q

Name the highlighted cell part and state its function?

A

Nucleus

Controls cell activities

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3
Q

Name the highlighted cell part and state its function?

A

Cell membrane

Controls the movement of substances in and out of the cell

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4
Q

Name the highlighted cell part and state its function?

A

Cytoplasm

Place where most chemical reactions occur

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5
Q

Name the highlighted cell part and state its function?

A

Mitochondria

Where respiration takes place and energy is produced

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6
Q

Name the highlighted cell part and state its function?

A

Chloroplasts

Absorb light energy for photosynthesis

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7
Q

Name the highlighted cell part and state its function?

A

Vacuole

Contains sap to help keep cell’s shape

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8
Q

Which parts of a cell are only found in plant cells?

A
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9
Q

Which parts are found in BOTH plant and animal cells?

A
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10
Q

Name the part shown and its function

A

Stage

Where slide is placed

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11
Q

Name the part shown

A

Base

Supports the microscope

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12
Q

Name the part shown

A

Ocular (eyepiece) lens

Provides initial magnification

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13
Q

Name the part shown

A

Light source

Shines light through the sample

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14
Q

Name the part shown

A

Fine focus knob

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15
Q

Name the part shown

A

Coarse focus knob

Moves the stage to allow slide to come into focus

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16
Q

Name the part shown

A

Arm

Used to carry microscope

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17
Q

Name the part shown

A

Body tube

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18
Q

Name the part shown

A

Objective lens

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19
Q

Name the part shown

A

Stage clips

Hold the slide in position

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20
Q

Name the part shown

A

Diaphragm

Adjusts amount of light

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21
Q

Name the part shown

A

Revolving nosepiece

Allows lenses to be changed

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22
Q

Red Blood Cell

A
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23
Q

Nerve cells

A
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24
Q

Sperm cell

A
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25
Egg Cell
26
Ciliated cell
27
Root Cell
28
Leaf Cell
29
Name part A and state its function
Seminal glands Produces sperm
30
What happens during "ovulation"?
31
What happens after "ejaculation"?
32
What happens during "fertilisation"?
33
What happens during "division"?
34
What happens during "implantation"?
35
Steps in fertilisation
36
What name do we give to cell division?
Mitosis
37
Life in the womb
38
Name part A and state its function
Seminal glands Produces sperm
39
Name part D and state its function
Scrotum Carries testes
40
Name part F and state its function
Penis Ejaculates sperm into vagina
41
What name do we give to the developing baby when it starts to develop heartbeat?
Foetus
42
Name part A and state its function
Oviduct Where sperm and egg are fertilised
43
Name part B and state its function
Uterus Where foetus grows
44
Name part B and state its function
Uterus Where foetus grows
45
Name part E and state its function
Cervix
46
Name part F and state its function
Vagina Where sperms are deposited
47
Name part F and state its function
Vagina Where sperms are deposited
48
What do we call a fertilised cell?
Zygote
49
What name do we give to the ball of cells that a zygote develops into?
Embryo
50
2 ways that pollen is transferred between flowers
Wind Insect and birds
51
What does the ovule become after it is fertilised?
A seed
52
What are 5 ways in which seeds can be dispersed?
* Wind * Water * Animal eaten * Animal fur * Explosion
53
What is "germination"?
A seed becoming a small plant
54
Name part A and its function
Stigma Where the pollen cells land
55
Name part B and its function
Petal Colouful to attract insects and birds
56
Name part C
Anther Produces pollen (male sex cell)
57
Name part D
Filament Supports the anther
58
Name part E
Sepal Protects the flower when closed
59
Name part F
Ovary Produces ovules (female sex cell)
60
Name part G
Ovule Female sex cell
61
Name part I
Carpel Female part of a flower
62
Name part H
Style Will form pollen tube
63
Steps after pollen arrives at flower
64
What are the 3 basic parts of a seed?
65
What conditions are need for germination to happen?
Moisture Warmth
66
What are the stages of germination?
1. Seed absorbs water 2. Enzymes are activated 3. Root grows from embryo to absorb water 4. Shoot grows from embryo to get access to sunlight

Science S1 (4 decks)

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