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Biology revision

Total questions: 146

Worksheet time: 37hrs 30mins

Name
Class
Date
1.

This is a micrograph of an

a)

Golgi body

b)

Endoplasmic reticulum

c)

Mitochondria

d)

Chloroplast

2.

This is a micrograph of a

a)

Golgi body

b)

Lysosome

c)

Nucleus

d)

Endoplasmic reticulum

3.

This is a micrograph of an

a)

Chloroplast

b)

Mitochondria

c)

Lyososome

d)

Ribosome

4.

This is a micrograph of an

a)

Mitochondria

b)

Chloroplast

c)

Endoplasmic Reticulum

d)

Vacoule

5.

This organelle

a)

makes protein

b)

makes energy

c)

store DNA

d)

makes fatty acids

6.

This is a

a)

prokaryotic cell

b)

eukaryotic cell

c)

bacteria

d)

archaea

7.

This is a

a)

eukaryotic cell

b)

animal cell

c)

protista cell

d)

prokaryotic cell

8.

the difference between an animal and a plant is

a)

plants are multicellular and animals are not

b)

plants are autotrophs and animals are heterotrophs

c)

animals perform cellular respiration and plants do not

d)

plants are mobile and animals are not

9.

What is a benefit of a light microscope when compared to an electron microscope

a)

better magnification

b)

better resolution

c)

can see living specimen

d)

uses electrons not light

10.

Why do we inhale oxygen

a)

to be able to make energy, which we cannot do without oxygen

b)

to be able to make more energy

c)

to breath

d)

to make glucose, which is then later used in cellular respiration

11.

This chemical reaction represents

a)

photosynthesis

b)

aerobic cellular respiration

c)

anaerobic cellular respiratoin

d)

break down of protein

12.

This chemical reaction represents

a)

photosynthesis

b)

aerobic cellular respiration

c)

anaerobic cellular respiraton

d)

break down of proteins

13.

Which of the following are products of the light dependent stage of photosynthesis

a)

water

b)

glucose

c)

hydrogen ions

d)

oxygen

e)

ATP

14.

Which of the following are products of the light independent stage of photosynthesis?

a)

carbon dioxide

b)

hydrogen ions

c)

ATP

d)

glucose

e)

water

15.

Movement of a substance from an area of high to low concentration without the help of a protein carrier is known as

a)

faciliitated diffusion

b)

osmosis

c)

simple diffusion

d)

active transport

16.

This process moves

a)

a substance against the concentration gradient (low to high concentration)

b)

very large substances only

c)

a substance with the concentration gradient (high to low concentration)

d)

water from an area of low solute to an area of high solute

17.

This process is known as

a)

Endocytosis and moves a substance from inside to the outside of a cell

b)

Endocytosis and moves a substance from outside to the inside of a cell

c)

Exocytosis and moves a substance from inside to the outside of a cell

d)

Exocytosis and moves a substance from outside to the inside of a cell

18.

The phospholipids have a phosphate head and a lipid tail, which means they attract

a)

water soluble particle only

b)

fat soluble particles only

c)

both water and fat soluble particles, but only fat soluble particles can enter without assistance

d)

both water and fat soluble particles, and both can enter without assistance

19.

Which type of particles can enter through simple diffusion

a)

water soluble

b)

fat soluble

c)

charged

d)

very large

20.

Osmosis is defined as

a)

water moving from an area of high to an area of low concentration

b)

water moving from an area of low to high solute through a semi-permeable membrane

c)

water moving from an area of high to low solute through a semi-permeable membrane

d)

any substance moving from an area of high to low concentration

21.

This is a model of

a)

Diffusion

b)

Osmosis

c)

Active transport

d)

Facilitated diffusion

22.

What happens to the dialysis bag over time?

a)

Does not change

b)

Increases in size as water moves into the bag

c)

Decreases in size as water leaves the bag

23.

Why are cells microscopic in size

a)

smaller size means larger surface area to volume ratio, making it easier to move nutrients in and wastes out.

b)

smaller size means smaller surface area to volume ratio, making it easier to move nutrients in and wastes out.

c)

smaller size means larger volume, making it easier to move nutrients in and wastes out.

d)

smaller size means smaller surface area, making it easier to move nutrients in and wastes out.

24.

What is the surface area to volume ratio of this rectangular prism?

a)

Surface area: 4 and Volume: 12 --> surface area to volume ratio of 1: 3

b)

Surface area: 12 and Volume: 4 --> surface area to volume ratio of 3:1

c)

Surface area: 4 and Volume: 16 --> surface area to volume ratio of 1: 4

d)

Surface area: 16 and Volume: 4 --> surface area to volume ratio of 4:1

25.

Select the organic nutrients

a)

Carbohydrates

b)

Water

c)

Nucleic acids

d)

Oxygen gas

e)

Protein

26.

Select the inorganic nutrients

a)

salts

b)

carbohydrates

c)

calcium

d)

lipids

e)

iron

27.

What is the name of this model

a)

Lock and key model

b)

Induced fit model

c)

Enzyme active site

d)

Metabolic model

28.

What does this graph show?

a)

How enzyme make it harder for chemical reactions to occur

b)

How enzymes lower the needed energy for chemical reactions to occur, making them easier to occur

c)

How enzyme can get denatured if temperature is too high

d)

How enzymes can get denatured if the pH is too low or too high.

29.

This image shows

a)

How the enzyme is specific for one type of substrate.

b)

Optimum shape of the enzyme

c)

How the enzyme's active site is denatured

d)

How the enzyme's substrate is denatured

30.

What happens to the enzyme when the pH is altered away from its optimum pH

a)

too low --> denatured too high --> particles do not much fast enough

b)

enzyme efficiency does not change

c)

too low --> particles do not much fast enough too high --> denatured

d)

too low --> denatured too high --> denatured

31.

Why does the enzyme activity plateau after we have increased the substrate concentration beyond the saturation point?

a)

the enzyme is denatured

b)

particle do not much fast enough

c)

particle move too fast

d)

all enzymes are already occupied

32.

What organism is this?

a)

Cyanobacteria that can keep itself alive without assistance

b)

Cyanobacteria that lives together with other unicellular organisms in a colony

c)

volvox that can keep itself alive without assistance

d)

volvox that lives together with other unicellular organisms in a colony

33.

Which statement is true about cells in a multicellular organism?

a)

the cells are not specialised and cannot keep themselves alive without assistance.

b)

the cells are not specialised and can keep themselves alive without assistance.

c)

the cells are specialised and can keep themselves alive without assistance.

d)

the cells are specialised and cannot keep themselves alive without assistance.

34.

Why is carbon dioxide a metabolic waste?

a)

produced by break down of proteins and increases pH (makes it more basic), denaturing enzymes.

b)

produced by break down of proteins and lowers pH (makes it more acidic), denaturing enzymes.

c)

produced by cellular respiration and increases pH (makes it more basic), denaturing enzymes.

d)

produced by cellular respiration and lowers pH (makes it more acidic), denaturing enzymes.

35.

What is a stem cell?

a)

A cell that contains all the DNA of the multicellular organism and can switch some of this DNA on and others off to turn itself into a specialised cell.

b)

A cell that contains some of the DNA of the multicellular organism and can switch some of this DNA on and others off to turn itself into a specialised cell.

c)

A cell that contains all the DNA of the multicellular organism and can switch some of this DNA on and others off to turn itself into an embryonic stem cells.

d)

A cell that contains some of the DNA of the multicellular organism and can switch some of this DNA on and others off to turn itself into an adult stem cells.

36.

What are embryonic stem cells useful to medicine?

a)

They are pluripotent, meaning they can turn themselves into any type of specialised cell, including nerve cells which can be used to treat otherwise incurable nervous system disorders.

b)

They are multipotent, meaning they can turn themselves into any type of specialised cell, including nerve cells which can be used to treat otherwise incurable nervous system disorders.

c)

They are pluripotent, meaning they can turn themselves into any type of specialised cell, meaning we can increase the total number of body cells.

d)

They are multipotent, meaning they can turn themselves into any type of specialised cell, meaning we can increase the total number of body cells.

37.

Why do adult stem cells not have many medical applications?

a)

They are pluripotent, meaning they cannot turn themselves into every type of specialised cell.

b)

They are multipotent, meaning they cannot turn themselves into every type of specialised cell.

c)

They are pluripotent, meaning they cannot turn themselves into every type of stem cell.

d)

They are multipotent, meaning they cannot turn themselves into every type of stem cell.

38.

Both animals and plants contain specialised cells, but they each have their unique set of specialised cells.

a)

True

b)

False

39.

The hierarchical structure of organisation can be found in

a)

Multicellular and colonial organisms

b)

All eukaryotic organisms

c)

Multicellular organisms only

d)

All eukaryotic and multicellular organisms

40.

The blood from the right ventricle is pumped to the

a)

Liver

b)

Systemic circuit

c)

Pulmonary circuit

d)

Kidney

41.

The part of the lungs that is involved in gas exchange is known as the

a)

Bronchus

b)

Bronchioles

c)

Trachae

d)

Alveoli

42.

What happens at the alveoli

a)

Oxygen goes out of the blood and carbon dioxide enters the blood

b)

Carbon dioxide goes out of the blood and oxygen enters the blood

c)

Oxygen goes out of the blood and urea enters the blood

d)

Urea goes out of the blood and oxygen enters the blood

43.

The part of the leaf labelled 4 is

a)

the cuticle

b)

the epidermis

c)

stomata

d)

guard cell

44.

This is the respiratory system of

a)

mammals

b)

insects

c)

birds

d)

fish

45.

How is this respiratory system different to that of the mammal and insect?

a)

it contains alveoli and not a lamella or spiracles.

b)

oxygen goes into the body

c)

gas exchange occurs in water not air

d)

carbon dioxide leaves the body

46.

Where does physical digestion begin?

a)

Mouth (teeth)

b)

Mouth (saliva)

c)

Stomach

d)

Small intestine

47.

What is physical digestion?

a)

The breakdown of large food particles into smaller food particles using digestive enzymes

b)

The breakdown of large food particles into the building blocks of organic nutrients using digestive enzymes

c)

The breakdown of large food particles into smaller food particles using shredding and churning.

d)

The breakdown of large food particles into the building blocks of organic nutrients using shredding and churning.

48.

Which type of organism has this type of circulatory system?

a)

Fish only

b)

Insects only

c)

Insects and mammals

d)

Fish and mammals

49.

The pulmonary circuit delivers blood to the

a)

Liver

b)

Kidney

c)

Lungs

d)

Brain and muscle tissue

e)

Small intestine

50.

The arteries have

a)

Thin elastic layer as there is little need to change its shape.

b)

Thin wall as the pressure it faces is low

c)

Thick walls to withstand the pressure from the pumping heart

d)

Wide lumen to withstand the pressure from the pumping heart

51.

What happens as blood passes muscle tissue?

a)

oxygen enters the blood and carbon dioxide leaves the blood

b)

Glucose and oxygen leaves the blood and carbon dioxide enters the blood

c)

urea enters the blood

d)

urea leaves the blood

52.

This is a picture of the

a)

phloem vessel

b)

xylem vessel

c)

artery

d)

vein

53.

Xylem transports

a)

water and dissolved organic nutrients

b)

water and sugar

c)

sugar and dissolved minerals

d)

water and dissolved minerals

54.

Transpirational pull

a)

occurs in phloem and does not require energy

b)

occurs in xylem and does not require energy

c)

occurs in xylem and does require energy

d)

occurs in phloem and does not require energy

55.

what type of tube is this

a)

artery

b)

vein

c)

phloem

d)

xylem

56.

what happens at step 1

a)

water moves from xylem to phloem tube via osmosis

b)

osmotic pressure causes glucose to move from source to sink

c)

sugar is pumped from the source into phloem tube via active transport

d)

sugar is actively pumped into the sink cell.

57.

Which of the following factors are abiotic factors?

a)

Soil

b)

Disease

c)

Temperature

d)

Competition

e)

Wind

58.

Distribution is defined as

a)

how much of an organism an area contains

b)

where we can find organisms

c)

D

59.

The prickyl pear

a)

is a native species that has been mostly controlled due to the introduction of a moth

b)

is a native species that has been growing out of control and has not been contained

c)

is an introduced species that has been growing out of control and has not been contained

d)

is an introduced species that has been mostly controlled due to the introduction of a moth

60.

The cane toad

a)

is a problem for farmers as they scare away cattle

b)

has no predators in Australia as its size is too large to be consumed by Australia's mostly small predators

c)

has no predators in Australia as its venom has killed anything that attempts to eat it

d)

has been introduced to eat cane beetles, which it has, but has since spread to the north and south of its original location.

61.

hair is an example of a _________ adaptation

a)

structural

b)

physiological

c)

psychological

d)

behavioural

62.

Darwin came up with the

a)

idea of evolution

b)

mechanism of how evolution occurred

c)

evidence to back up another scientists theory

63.

Which of these steps shows how a species evolves over time

a)

3

b)

4

c)

5

d)

1

e)

2

64.

Why do these bugs become resistant to the pesticide?

a)

resistant bugs survive and reproduce, which eventually makes the whole population resistant.

b)

the pesticides causes resistance to develop in bugs, which they then pass on

65.

What abiotic and biotic factors has cause the peppered moth to change from predominate light to the darker version and then back again?

a)

change in temperature and competition

b)

change in temperature and predation

c)

change in colour of the surroundings and competition

d)

change in colour of the surroundings and predation

66.

What abiotic and biotic factors has cause the horse to evolve from its modern size?

a)

decrease in temperature and competition

b)

drying of habitat and competition

c)

drying of habitat and predation

d)

decrease in temperature and predation

67.

This picture shows

a)

divergent evolution due to similar selective pressures

b)

divergent evolution due to different selective pressures

c)

convergent evolution due to different selective pressures

d)

convergent evolution due to similar selective pressures

68.

The correct order of evolution of life on Earth is represented by

a)

prokaryotic uni --> eukaryotic uni --> marine multi --> land animals land plants -->

b)

prokaryotic uni --> land plants --> marine multi --> eukaryotic uni --> land animals

c)

eukaryotic uni --> prokaryotic uni --> marine multi --> land plants --> land animals

d)

prokaryotic uni --> eukaryotic uni --> marine multi --> land plants --> land animals

69.

Erasmus Darwin came up with

a)

the idea of evolution

b)

the mechanism : aquired characteristics

c)

the mechansim : natural selection

d)

evidence for Charle's theory

70.

What important discovery did Charles Darwin make during his beagle voyage?

a)

Evidence of horse evolution

b)

Evidence of giraffe evolution

c)

Evidence that peppered moth changed colour

d)

Galapagos finches

71.

Why was Darwin's observation of the similarities between the flying fox and possum glider relevant to his theory of evolution via natural selection

a)

evidence for common ancestory

b)

evidence of divergent evolution

c)

evidence of convergent evolution

72.

How is this transitional fossil used to support the theory of evolution via natural selection?

a)

shows shared ancestory between mammals and birds

b)

transitional form between dinosaurs and birds

c)

has pentadactyl limb, similiar to all other land vertebrates

d)

can be dated to prove that life existed for more than a billion years.

73.

How is this fossil record used to provide evidence for the theory of evolution via natural selection?

a)

fossils can be dated and the age of an ancestor can be determined.

b)

the large size of the modern horse shows logical progression from simple to more complex

c)

shows step by step evolution, from its early ancestor to its modern form

74.

How can the image be used to provide evidence for evolution?

a)

shows common ancestry between the whale and a land mammal

b)

shows how the whale evolved to survive the ocean

75.

How can the image be used to provide evidence for evolution?

a)

shared ancestry between all animals

b)

shared ancestry between all invertebrates

c)

shared ancestry between all vertebrates

d)

shared ancestry between all organisms

76.

How can the image be used to provide evidence for evolution?

a)

shows how fish are different to land vertebrates

b)

shows how fish embryos have changed into land vertebrates

c)

shows how all vertebrates evolved from a fish (early embryos have tail and gills)

d)

shows how all vertebrates evolved from a fish (all embryos have pentadactyl limb)

77.

How is this image related to biogeography?

a)

Laurasia contained an early ancestor of fligthless bird, which then diverged into modern species when the continents drifted apart.

b)

Gondwana contained an early ancestor of fligthless bird, which then diverged into modern species when the continents drifted apart.

c)

Laurasia contained an early ancestor of fligthless bird, which then conveged into modern species when the continents drifted apart.

d)

Gondwana contained an early ancestor of fligthless bird, which then converged into modern species when the continents drifted apart.

78.

What was used to establish that chimps were most closely related to Humans

a)

DNA

b)

Biogeography

c)

Comparative anatomy

d)

Palaeontology

79.

Flightless birds can only be found on continents of the ______ hemisphere

a)

Northern

b)

Western

c)

Southern

d)

Eastern

80.

This technology can be used to provide evidence for the theory of evolution and belongs to field of

a)

palaeontology

b)

biochemistry

c)

comparative anatomy

d)

biogeography

81.

This technique can be used to

a)

measure the abundance of slow moving plants and animals

b)

measure the abundance of fast moving animals

c)

establish the distribution of slow moving plants and animals

d)

establish the distribution of fast moving animals

82.

Each square is 2m2 in size. What is the abundance of flowers per square metre?

a)

14/4 = 3.5 flowers per square metre

b)

14 flowers per square metre

c)

14/8 = 1.75 flowers per square metre

d)

not enough information provided

83.

What is the population of Tortoises ?

a)

5

b)

15

c)

10

d)

20

84.

The arrow points towards the

a)

larger organism

b)

the organism that does the eating

c)

the organism is being eaten

d)

the smaller organism

85.

What happens to the Owl if the mice numbers decrease

a)

their numbers increase due to increase in the amount of prey

b)

their numbers increase due to lower competition

c)

their numbers decrease due to decrease in the amount of prey

d)

their numbers increase due to higher competition

86.

The mountain pygmy possum is nearing extinction due to

a)

increased temperature, which is causing them to wake up from their hibernation earlier than they should

b)

more acidic environment due to climate change

c)

new predators and competition on the ground

d)

ski resort

87.

Which of the following is causing damage to the coral reef?

a)

higher temperatures

b)

more extreme weather events

c)

more acidic waters

88.

Which of the following is not a major threat to the environment?

a)

introduced species

b)

climate change

c)

electric cars

d)

deforestation

89.

Introduced species

a)

can compete with native flora and fauna

b)

breed with native flora

c)

prey on native flora and fauna

d)

bred with native fauna

90.

how can we ensure good validity of an experiment?

a)

repeat the experiment

b)

make sure we have the correct independent, dependent and controlled variables

c)

use precise equipment

d)

make sure the experiment is relevant

91.

how can we ensure good reliability of an experiment?

a)

use precise instruments

b)

ensure the experiment has the correct variables

c)

repeat the experiment and change the method if results are not consistent

d)

have a control

92.

Which of the following is used to check if a source is reliable?

a)

relevance of source

b)

credentials of the author

c)

site of publication

d)

date of publication

e)

check if information is backed up by multiple sources

93.

What is the 2nd thing to do when drawing a graph?

a)

placing correct scale

b)

adding units

c)

labelling axis (independent on x and dependent on y)

d)

drawing dots

e)

connecting dots

94.

what should be placed on the y axis?

a)

independent variable

b)

depdendent variable

c)

controlled variable

d)

title

95.

This dots of this graph should be connected

a)

free hand

b)

using a ruler

96.

the difference between a fungi and a bacteria is

a)

fungi are all multicellular and bacteria are all unicellular

b)

fungi are autotrophic and bacteria are heterotrophic

c)

fungi are made up of eukaryotic cells and bacteria are prokaryotic

d)

fungi are mobile and bacteria are immobile

97.

What is a benefit of an electron microscope when compared to a light microscope

a)

cheaper

b)

better resolution

c)

can see living specimen

d)

easier to use

98.

Movement of a substance from an area of high to low concentration with the help of a protein carrier is known as

a)

faciliitated diffusion

b)

osmosis

c)

simple diffusion

d)

active transport

99.

This process is known as

a)

Endocytosis and moves a substance from inside to the outside of a cell

b)

Endocytosis and moves a substance from outside to the inside of a cell

c)

Exocytosis and moves a substance from inside to the outside of a cell

d)

Exocytosis and moves a substance from outside to the inside of a cell

100.

Which type of particles can enter through simple facilitated diffusion

a)

water soluble

b)

fat soluble

c)

charged

d)

very large

101.

Which type of particles can enter through endo and exocytosis

a)

water soluble

b)

fat soluble

c)

charged

d)

very large

102.

What happens to the dialysis bag over time?

a)

Does not change

b)

Increases in size as water moves into the bag

c)

Decreases in size as water leaves the bag

103.

What is the surface area to volume ratio of this rectangular prism?

a)

Surface area: 3 and Volume: 6 --> surface area to volume ratio of 1: 2

b)

Surface area: 6 and Volume: 3 --> surface area to volume ratio of 2:1

c)

Surface area: 1 and Volume: 6 --> surface area to volume ratio of 1: 6

d)

Surface area: 6 and Volume: 1 --> surface area to volume ratio of 6:1

104.

What is the surface area to volume ratio of this rectangular prism?

a)

Surface area: 6 and Volume: 12 --> surface area to volume ratio of 1: 2

b)

Surface area: 12 and Volume: 6 --> surface area to volume ratio of 2:1

c)

Surface area: 24 and Volume: 8 --> surface area to volume ratio of 3: 1

d)

Surface area: 8 and Volume: 24 --> surface area to volume ratio of 1: 3

105.

What is the name of this model

a)

Lock and key model

b)

Induced fit model

c)

Enzyme active site

d)

Metabolic model

106.

What happens to the enzyme when the temperature is altered away from its optimum temperature

a)

too low --> denatured too high --> particles do not much fast enough

b)

enzyme efficiency does not change

c)

too low --> particles do not much fast enough too high --> denatured

d)

too low --> denatured too high --> denatured

107.

What organism is this?

a)

Cyanobacteria that can keep itself alive without assistance

b)

Cyanobacteria that lives together with other unicellular organisms in a colony

c)

volvox that can keep itself alive without assistance

d)

volvox that lives together with other unicellular organisms in a colony

108.

Why is urea a metabolic waste?

a)

produced by break down of proteins and increases pH (makes it more basic), denaturing enzymes.

b)

produced by break down of proteins and lowers pH (makes it more acidic), denaturing enzymes.

c)

produced by cellular respiration and increases pH (makes it more basic), denaturing enzymes.

d)

produced by cellular respiration and lowers pH (makes it more acidic), denaturing enzymes.

109.

The part of the leaf labelled 3 is

a)

the cuticle

b)

the epidermis

c)

stomata

d)

guard cell

110.

The part of the leaf labelled 1 is

a)

the cuticle

b)

the epidermis

c)

stomata

d)

guard cell

111.

The part of the leaf labelled 5 is

a)

the spongy mesophyll

b)

the epidermis

c)

the palisade mesophyll

d)

guard cell

112.

The part of the leaf labelled 6 is

a)

the spongy mesophyll

b)

the epidermis

c)

the palisade mesophyll

d)

guard cell

113.

How is this respiratory system different to that of the fish and mammal?

a)

carbon dioxide leaves

b)

indirect gas exchange with the cells (via blood)

c)

direct gas exchange with the cells

d)

oxygen goes in

114.

This is the respiratory system of

a)

mammals

b)

insects

c)

birds

d)

fish

115.

Where does chemical digestion begin?

a)

Mouth (teeth)

b)

Mouth (saliva)

c)

Stomach

d)

Small intestine

116.

Where does absorption begin?

a)

liver

b)

large intestine

c)

Stomach

d)

Small intestine

117.

What is chemical digestion?

a)

The breakdown of large food particles into smaller food particles using digestive enzymes

b)

The breakdown of smaller food particles into the building blocks of organic nutrients using digestive enzymes

c)

The breakdown of large food particles into smaller food particles using shredding and churning.

d)

The breakdown of smaller food particles into the building blocks of organic nutrients using shredding and churning.

118.

Which type of organism has this type of circulatory system?

a)

Fish only

b)

Insects only

c)

Insects and mammals

d)

all vertebrates

119.

The systemic circuit delivers blood to the

a)

Liver

b)

Kidney

c)

Lungs

d)

Brain and muscle tissue

e)

Small intestine

120.

The veins have

a)

Thick elastic layer as there is little need to change its shape.

b)

Thin wall as the pressure it faces is low

c)

Thick walls to withstand the pressure from the pumping heart

d)

Wide lumen to withstand the pressure from the pumping heart

121.

The capillaries have no cell wall, just a cell membrane as

a)

they face no blood pressure

b)

this allows gas exchange and diffusion between blood and cells to occur

c)

to speed up the movement of blood

d)

to prevent the backflow of blood

122.

What happens as blood passes though the kidney?

a)

oxygen enters the blood and carbon dioxide leaves the blood

b)

Glucose and oxygen leaves the blood and carbon dioxide enters the blood

c)

urea enters the blood

d)

urea leaves the blood

123.

What happens as blood passes though the liver?

a)

oxygen enters the blood and carbon dioxide leaves the blood

b)

Glucose and oxygen leaves the blood and carbon dioxide enters the blood

c)

urea enters the blood

d)

urea leaves the blood

124.

This is a picture of the

a)

phloem vessel

b)

xylem vessel

c)

artery

d)

vein

125.

Phloem transports

a)

water and dissolved organic nutrients

b)

sugar

c)

sugar and dissolved minerals

d)

water and dissolved minerals

126.

What process are need to move water molecules up the tree and into leafs

a)

transpiration only

b)

adhesion and cohesion only

c)

adhesion, cohesion and transpiration

d)

osmosis and root pressure only

127.

what happens at step 2

a)

water moves from xylem to phloem tube via osmosis

b)

osmotic pressure causes glucose to move from source to sink

c)

sugar is pumped from the source into phloem tube via active transport

d)

sugar is actively pumped into the sink cell.

128.

what happens at step 3

a)

water moves from xylem to phloem tube via osmosis

b)

osmotic pressure causes glucose to move from source to sink

c)

sugar is pumped from the source into phloem tube via active transport

d)

sugar is actively pumped into the sink cell.

129.

what happens at step 4

a)

water moves from xylem to phloem tube via osmosis

b)

osmotic pressure causes glucose to move from source to sink

c)

sugar is pumped from the source into phloem tube via active transport

d)

sugar is actively pumped into the sink cell.

130.

Which of the following factors are biotic factors?

a)

pH

b)

Predation

c)

Symbiosis

d)

Competition

e)

Salinity

131.

Abundance is defined as

a)

how much of an organism an area contains

b)

where we can find organisms

132.

seeking shade is an example of a _________ adaptation

a)

structural

b)

physiological

c)

psychological

d)

behavioural

133.

sweat is an example of a _________ adaptation

a)

structural

b)

physiological

c)

psychological

d)

behavioural

134.

What abiotic and biotic factors has cause the giraffe to evolve its long neck

a)

decrease in temperature and competition

b)

drying of habitat and competition

c)

drying of habitat and predation

d)

decrease in temperature and predation

135.

This picture shows

a)

divergent evolution due to similar selective pressures

b)

divergent evolution due to different selective pressures

c)

convergent evolution due to different selective pressures

d)

convergent evolution due to similar selective pressures

136.

Jean Baptiste Lamarck came up with

a)

the idea of evolution

b)

the mechanism : aquired characteristics

c)

the mechansim : natural selection

d)

evidence for Charle's theory

137.

Alfred Wallace is important as

a)

the idea of evolution

b)

the mechanism : aquired characteristics

c)

the mechansim : natural selection

d)

he prompted Charles Darwin to publish his theory

138.

This technique can be used to

a)

measure the abundance of slow moving plants and animals

b)

measure the abundance of fast moving animals

c)

establish the distribution of slow moving plants and animals

d)

establish the distribution of fast moving animals

139.

This technique can be used to

a)

measure the abundance of slow moving plants and animals

b)

measure the abundance of fast moving animals

c)

establish the distribution of slow moving plants and animals

d)

establish the distribution of fast moving animals

140.

Which organisms are directly affected if the rabbit numbers change?

a)

fox

b)

carrot

c)

grasses

d)

grains

e)

owls

141.

Which of the following is used to check if a source is valid?

a)

relevance of source

b)

credentials of the author

c)

site of publication

d)

date of publication

e)

check if information is backed up by multiple sources

142.

Which of the following is used to check if a source is accurate?

a)

relevance of source

b)

credentials of the author

c)

site of publication

d)

date of publication

e)

check if information is backed up by multiple sources

143.

What is the 3rd thing to do when drawing a graph?

a)

placing correct scale

b)

adding units

c)

labelling axis (independent on x and dependent on y)

d)

drawing dots

e)

connecting dots

144.

What is the 4th thing to do when drawing a graph?

a)

placing correct scale

b)

adding units

c)

labelling axis (independent on x and dependent on y)

d)

drawing dots

e)

connecting dots

145.

What is the 5th thing to do when drawing a graph?

a)

placing correct scale

b)

adding units

c)

labelling axis (independent on x and dependent on y)

d)

drawing dots

e)

connecting dots

146.

What is the 6th thing to do when drawing a graph?

a)

placing correct scale

b)

adding units

c)

labelling axis (independent on x and dependent on y)

d)

drawing dots

e)

connecting dots

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