End Of Year Exam Flashcards
1
Q
What colour does the green part of a variegated leaf turn when there is iodine put on it
A
Blue / black
2
Q
What colour does the white part of a variegated leaf turn when there is iodine put on it
A
Remains orange
3
Q
Where would there be starch in a variegated leaf
A
In the green parts but not the White
4
Q
What is the limiting factor
A
A factor that can prevent the rate of a reaction increasing further
5
Q
What are the limiting factors of photosynthesis
A
Light intensity oxygen and temperature
6
Q
What gas is produced by photosynthesis
A
Oxygen
7
Q
What is the word equation for photosynethsis
A
Carbon dioxide + water arrow oxygen + glucose
Light above the arrow
Chlorophyll below
8
Q
If you place the lamp closer to the pond weed the rate of photosynthesis will….
A
Rise
9
Q
True or false… the closer the the lamp the more oxygen bubbles are produced
A
True
10
Q
True or false by placing the lamp further away there is less oxygen bubbles and a lower rate of photosynthesis
A
False
11
Q
What is the piece you look through called on a microscope
A
Eyepiece lens
12
Q
What is the long piece between the eyepiece lens and the objective lens called
A
The body tube
13
Q
What part of the microscope do you clip your slide onto
A
Stage
14
Q
What is the name of the two knobs
A
Rough focusing knob and the fine focusing knob
15
Q
What is another name for a living thing
A
An organism
16
Q
All organisms are made up of what
A
Cells
17
Q
What do both animals and plants cells have
A
A nucleus, cytoplasm, a cell membrane and mitochondria
18
Q
What do just plant cells have
A
A cell wall, a vacuole and chloroplasts
19
Q
What is the job of the nucleus
A
It controls what the cell does
20
Q
What is the job of the cytoplasm
A
It is a jelly-like stuff where most chemical reactions occur
21
Q
What is the job of a cell membrane
A
This is a thin skin around the cell it holds the cell together and also controls what goes in and out
22
Q
What is the job of the mitochondria
A
Thea are tiny structures inside the cell where most of the reactions take place
23
Q
What is the job of the cell wall
A
It is a rigid outer coating made of cellulose it also gives support to the cell
24
Q
What is the job of a vacuole
A
This is filled with cell as a solution of sugar and salts
25
What is the job of chloroplasts
These contain chlorophyll used for photosynthesis
26
True or false respiration happens in every cell of ever organism
True
27
What are the male sex cells
Sperms
28
Where and when are sperms made
Sperms are made in the testes after puberty
29
Sperms mix with what to make semen
A liquid
30
What is a female sex cell called
An egg
31
One of the two ovaries release an egg every...
28 days
32
The egg passes into one of the..
Fallopian tubes
33
What are the four main stages of the menstrual cycle and when does it take place
Bleeding starts on day 1
The lining of the uterus builds up again on day 4
An egg is released from the ovaries of the female on day 14 though this may vary for some women
The wall remains thick awaiting the Arrival of a fertilised egg on day 28
34
How many sperms are released from the penis
Millions
35
What is it called when the speed enter the vagina
Sexual intercourse
36
How big it the embryo at 1 month and what body parts does it have
The embryo is 6mm long and has a brain, heart,eyes,ears and legs
37
What is the embryo called at 9 weeks and how long is it
The embryo is now called a Foetus and it is completely formed and it is 25mm long
38
How long is the foetus at 3 months
The foetus is 54mm long and looks much more like a baby
39
What is happening at 5 months and how long is the foetus
The baby is now 160mm long and it kicks and its finger nails can be felt
40
At 7 month how long is the foetus and if it was born now would it be able to survive
The foetus is 370mm long and it has a fair chance of surviving if it was born now
41
At 39 weeks how long is the baby and it it fully developed
At 39 weeks the baby is 570mm long and it is fully developed and ready to be born
42
What does Mrs Gren stand for
Movement reproduction sensitivity growth respiration excrution nutrition
43
What does Mrs Gren tell us
Whether something is alive or dead
44
What is the lever below the stage called on a microscope
Diaphragm lever
45
What is it called when you cut something in half diagonal
Transverse section
46
What is it called when you cut something in half vertically
Longitudinal section
47
What is the function of the neurone cell ( nerve cell)
Transmitting electrical pulses
48
What is the function of the palisade cell
The main site of photosynthesis in a leaf
49
What is the job of the red blood cells
Pumping blood around the body
50
What is the job of the ciliates epithelial cell
To waft mucus in the trachea
51
What is the job of the ovum
To contain large food store for developing embryo
52
What is the job of the sperm
Tail which allows cell to swim to ovum
53
What is the job of the guard cell
It can swell up in water and open the stomata and shrink to close stomata
54
What is the job of the root hair cell
They take water and mineral ions into the plant from the soil
55
What is the job of the White blood cells
To destroy bacteria and viruses
56
What is the cardiact muscule around
The heart to keep it beating
57
In a equation what should the equals sign be
A arrow
58
Where is the smooth muscle and what is its job
Found near the stomach helps digest food and keep blood vessels moving
59
What is the skeletal muscle
The muscle around the leg helps us moving
60
What is it meant by muscles being in an antagonistic pair
It is when one part of a muscle contracts the other relaxes
61
Can all living things reproduce
Yes
62
How many types of reproduction are there and what are there names
2 types called asexual and sexual
63
How many parents does each types of reproduction involve
Asexual involves 1 and sexual involves 2
64
What is puberty
Puberty is the period during which adolescents reach sexual reproduction and become capable of reproduction
65
What is adolescence
Physical and emotional change
66
What is the difference between starch and glycogen
Starch is found in plants and glycogen is found in animals
67
Where is starch found
In the leukoplast
68
What is a specialised cell
It is a type of cell that performs a specific function in multicellular organisms
69
How does the shape of the animal skin cell help it
It has a flare plate like shape which suits their function of covering and protecting the surface of the body
70
What is it meant by muscles being in an antagonistic pair
When one part of the pair contracts the other relaxes
71
What is cartilage
It is an oil to lubricate the joints
72
What attaches muscle to bone
Tendons
73
What attaches bone to bone in the skeleton
Ligament
74
What are the 4 functions of a skeleton
Protection shape support and movement
75
What are the three main types of joints
Ball and socket hinge and immovable
76
What is the rhyme for remembering classification
Kings prefer Cotton over fancy green silks
77
What does the rhyme stand for in classification
Kingdom phyla class order family genus species
78
True or false the genus is alway a capitol letter and the species is always lower case
True
79
What is DNA
The carrier of genetic information
80
What are chromosomes made of
Lots of genes
81
What part of the plant cell contains cellulose
The cell wall
82
What is the difference between sexual and asexual reproduction
Sexual has two parents and asexual has one
83
What is puberty
It is the period during which adolescents reach sexual maturity and are capable of reproduction
84
What are the female gametes called
Ova or egg cells
85
What is the thickened lining to the uterus called
Endometrium
86
What changes happen to girls
Eggs are released breasts develop and hips widen
87
What changes happen to boys
Penis enlarged voice deepens and facial hair grows
88
What changes happen to both
May get spots hormones made growth spurts and pubic hair grows
89
How long does the menstrual cycle last
around 28 days
90
If the ovum is .......... It sticks to the lining to grow into a baby
Fertilised
91
What does FSH stand for
Follicle stimulating hormone
92
Where is the follicle stimulating hormone secreted
It is secreted by the pituitary gland
93
What does FSH cause
A follicle to mature in an ovary
94
What is oestrogen secreted by
The ovaries
95
What may oestrogen cause if there is a certain level of it
It may cause a LH surge
96
What is LH stand for
Luteinising hormone
97
What is LH produced
It is produced by the pituitary gland
98
What does LH cause
Ovulation
99
Where is progesterone secreted
It is secreted by the ovaries
100
What does progesterone maintain
The endometrium and this stays high during pregnancy
101
Uterus is the biological word for what
Womb
102
Why does the uterine wall become thick and spongy before the egg is released
In case the egg is fertilised and implanted in the endometrium
103
What happens in the uterus if the egg is not fertilised
The endometrium is shed and the ovum leaves with it
104
Which hormone causes the lining of the uterus to thicken
Oestrogen
105
Which hormone helps maintain the lining of the uterus
Progesterone
106
Which hormone stimulates cell release
FSH
107
What hormone controls the production of the male gametes
LSH
108
What does the vas deferens do
It takes mature sperm to the urethra
109
What does the prostate gland secret
The fluid that nourishes and protects sperm
110
Where are the testes held and why
They are held outside the body in the scrotum because sperm production works best at a temperature slightly below body temperature
111
What happens to the testes when it is cold
The testes are pulled close to the body whereas if it is warm they hang low
112
What is ejaculation
The ejection of sperm through the penis
113
What is fertilisation
What the egg and the sperm nuclei fuse
114
What is implantation
When the embryo sinks into the uterus lining
115
What is ovulation
The release of an egg from the ovaries
116
Where does fertilisation take place
In the Fallopian tubes
117
The development period of the embryo is called the
Gestation period
118
How long does the gestation period last
37 to 40 weeks
119
Doe the umbilical vein carry oxygenated or deoxygenated blood to or from the baby
Oxygenated blood to the baby
120
Doe the umbilical arteries carry oxygenated or deoxygenated blood to or from the baby
Deoxygenated blood from the baby back to the placenta
121
What is another name for the placenta also known as
The afterbirth
122
In what part of the reproductive system are ciliated cell found
On the Fallopian tubes
123
Do the plants wat the soil
No they make there own energy using the sun
124
What is the food make by photosynthesis
Sugar glucose
125
Where does photosynthesis take place
In the chloroplasts which contains the green pigment chlorophyll
126
Where is glucose stored
In starch grains
127
Is CO2 necessary for photosynthesis to take place
Yes
128
Is chlorophyll necessary for photosynthesis to take place
Yes
129
Is light necessary for photosynthesis to take place
Yes
130
How does broad flat leaves help photosynthesis
Larger surface area for absorbing light
131
How do the wax cuticle help photosynethis
Protects leaf without stopping light
132
How do chloroplasts help photosynethis
Contains chlorophyll to absorb energy and transfer to chemical
133
How does the stomata help photosynthesis
Allows carbon dioxide to diffuse into leaf
134
How do the air spaces help photosynthesis
Increase space for gas diffusion into cells
135
What is synthesis
Glucose combines with minerals to make compounds
136
How do plants use glucose
Synthesis storage respiration and cellulose
137
How is glucose used in storage
It is turned into starch if not needed
138
How is glucose used with respiration
It is used by all living things cells to release energy from glucose
139
How is glucose used with cellulose
Hundreds of glucose join to make cellulose
140
What is the wax cuticle
It helps prevent loss of water from evaporation
141
What is the upper epidermis cell
These cells make produce the waxy cuticle and protect the leaf
142
What are the air spaces
They allow the movement of gases
143
What is the stomata
These are tiny holes in the lower epidermis
