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WorksheetsAnne Yr11 Nov Bio Test
Total questions: 143
Worksheet time: 2hrs 9mins
Fungi and plant cells both have cell walls
true
false
Fungi can turn sunlight into stored energy
true
false
All Prokaryote cells have a nucleus
true
false
This organism is a pathogen that causes Malaria
Euglena
Amoeba
Plasmodium
Paramecium
This is a virus that infects tobacco and tomato plants
HIV
TMV
RNA
DNA
This is a multicellular fungus
Yeast
Mucor
Plasmodium
Maize
These are both legumes
Maize and Peas
Peas and beans
Rice and Maize
Beans and rice
These are the three examples of animals on your spec.
Humans, rats mosquitoes
House flies, mosquitoes, Mucor
Humans, Mosquitoes, House flies
Chlorella, Chickens, Maize
This bacterium is used in making yoghurt
Lactobacillus bulgaricus
Pneumococcus
E-Coli
Staphylococcus aureus
Which of the following statements about yeast is correct?
it is a eukaryote and has a cell wall made of cellulose
it is a eukaryote and has a cell wall made of chitin
it is a prokaryote and has a cell wall made of cellulose
it is a prokaryote and has a cell wall made of chitin
Below are some statements about fungi.
-fungal hyphae release enzymes to digest food
-the network of hyphae is called a mycelium
-many fungi use saprophytic nutrition
-examples of fungi include yeast and Mucor
How many of the statements are correct?
1
2
3
4
Which of the following statements about viruses is correct?
viruses are made of cells
viruses can reproduce outside the body
viruses carry DNA or RNA
viruses release energy by respiration
Which one of the following can store carbohydrates as glycogen?
Fungi
Plants
Bacteria
Virus
Choose the Eukaryotic Organism
Yeast
Cow
Algae
Tuberculosis Bacteria
Bamboo Tree
Where would the nerve impulse start in this reflex arc?
A
C
D
E
_____ neurons carry messages away from the central nervous system and out to muscles or glands. The RED neuron in diagram.
sensory
motor
inter
central
Which way does an impulse travel
From dendrite to axon and out axon terminal
From axon to axon and out dendrite terminal
From axon to dendrite and out axon terminal
From cell body to dendrite and out axon terminal
What part of the neuron receives incoming messages from other cells?
nucleus
cell body
dendrites
synaptic terminals
Select two examples of effectors.
Neuron
Gland
Muscle
Receptor
Which type of neuron causes a muscle to contract in a reflex arc?
Motor Neuron
Sensory Neuron
Interneuron
Effector
What type of neuron is A?
Sensory
Inter
Motor
Which is the correct order of neurons in a reflex arc?
Sensory neuron, motor neuron, relay neuron
Relay neuron, sensory neuron, motor neuron
Sensory neuron, relay neuron, motor neuron
TGGCAAGTACGT
ATG GGA ACT CCA
The tRNA binds to specific codons. What part of the tRNA binds with a specific codon?
anti-codon
mRNA
rRNA
antisense
TRANSCRIBE this DNA sequence: TACGTTACT
AUGCAAUGA
ATGCAATGA
AUGGATUGA
TACGTTACT
How many amino acids are found on one tRNA?
20
4
1
3
G G C
If a codon read "AGC", what would the anticodon read?
TCT
UAG
UCG
AUG
CGA
What base in RNA replaces Thymine?
thymine
uracil
guanine
adenine
Identify.
DNA
mRNA
rRNA
tRNA
Which part of the plant shows positive geotropism?
Stem
Leaves
Roots
Seed
Which part of the plant shows negative geotropism?
The roots
The leaves and stem
Where are auxins made in the plant?
In the growing tip of a stem or root
In the older part of a stem or root
All plant cells can make auxins
Which side of a stem contains more auxin?
The shaded side
The side in the light
Both sides (shaded and non-shaded) contain the same amount of auxin
Which statement about plant stems is correct?
They are positively phototropic and positively geotropic
They are negatively phototropic but positively geotropic
They are positively phototropic but negatively geotropic
Which statement about plant roots is correct?
They are negatively phototropic and negatively geotropic
They are negatively phototropic but positively geotropic
They are positively phototropic but negatively geotropic
Stem cells are ____________________.
cells that grow uncontrollably
undifferentiated cells that can turn into other types of cells
the first cells of a new living organism (fertilized egg)
specialized cells that do one job
What does it mean for Stem Cells to be undifferentiated?
They are specific types of cells.
They don't have a specific job yet.
They don't matter.
Insect-pollinated
Wind-pollinated
Insect-pollinated
Wind-pollinated
Insect-pollinated
Wind-pollinated
A plant with smooth and light pollen grains is…
Insect-pollinated
Wind-pollinated
A plant containing nectar is…
Insect-pollinated
Wind-pollinated
A plant with anthers outside the flower that are loosely attached to long filaments is…
Insect-pollinated
Wind-pollinated
A plant with a sticky stigma inside the flower is…
Insect-pollinated
Wind-pollinated
Insect-pollinated flowers typically have
Small, inconspicuous flowers
No scent
Light, powdery pollen grains
Relatively large, and often sticky grains of pollen
What produces pollen?
Anther
Filament
Stigma
Petal
The part of the flower which receives the pollen grains during pollination.
pistil
stamen
style
stigma
TRUE/FALSE? Wind-pollinated flowers often have long, feathery stigmas
True
False
stamen
stigma
style
ovary
sepal
stigma
filament
anther
The process of the nucleus of the pollen fusing with the nucleus of the ovule is called ________________.
Pollination
Fertilisation
Germination
reproduction
When fertilization has occurred the fertilized ovule changes and so does the ovary.
What do they turn into?
The fertilised ovule turns into honey and the ovary turns into nectar.
The fertilised ovule turns into the fruit and the ovary turns into the seed.
The fertilised ovule turns into a seed and the ovary turns into the fruit or pod.
The ovule grows bigger and the ovary withers.
The pollen grain is transferred from the anther to the ______.
style
stigma
ovary
ovule
The pollen grain lands on the (a) _____ , germinates to form a pollen tube which grows down the (b) _____ towards the (c) _____ .
stigma, ovule, style
style, stigma, ovule
stigma, style, ovule
The pollen tube extends till it reaches the ovule inside the ovary through the _______.
Zygote
Male nuclei
Micropyle
Style
Pollination is
the process by which seeds are spread
the process by which the pollen is moved from the anther to the stigma
when the pollen grows a tube down the style and into an ovule
when the anther makes pollen
What is another name for a fertilized ovule?
A pistil
A stamen
An anther
A seed
What do the arrows in a food chain represent?
The flow of energy
Which organism eats which
Producers
Consumers
What percentage of energy from one organism is passed onto the next organism in a food chain?
10%
20%
30%
40%
Which letter represents the producer?
A
B
C
D
An arctic food web is shown. Suppose that the lemming population is removed from the web. Which of the following would be a likely short-term effect of this change?
The arctic fox population will increase.
The polar bear population will increase.
The caribou population will decrease.
The snowy owl population will decrease.
In the food web provided, which organism is considered an omnivore?
Grasshopper
Frog
Mouse
Hawk
What happens to the biomass at higher trophic levels?
It decreases
It fluctuates unpredictably
It remains constant
It increases exponentially
Identify the skunk's location in this food chain.
Producer
Primary Consumer
Secondary Consumer
Tertiary Consumer
What is an ecosystem?
all organisms and abiotic components in a particular area
all organisms living in a particular area
all abiotic components of a particular area
all organisms and abiotic components in many areas
Use the food web. What would be the food chain that begins with plankton and ends with leopard seals in trophic level 4.
Plankton, Krill, Antarctic Cod, Leopard seal
Krill, Plankton, Antarctic Cod, Leopard Seal
Plankton, Antarctic Cod, Krill Leopard Seal
What is the best way to place a quadrat?
Place it where you like
Divide the sample area into a grid and use a random number generator to choose a square.
Throw the quadrat so it's random
Divide the sample area into a grid and choose a square.
For this species it would be best to
count individuals
estimate percentage cover
none of the above
For this species it would be best to
count individuals
estimate percentage cover
none of the above
Match the quadrat with the correct estimated species cover
6%
13%
21%
16%
Match the quadrat with the correct estimated species cover
3%
11%
8%
2%
If you were to place the bear into the energy pyramid, the bear would go on level _____ and have ____ amount of energy available to it.
C, the most
A, the greatest
A, the least
C, the least
Earthworm not an example of a detritivore.
true
false
Fungi is an example of a decomposer
true
false
Specifically where would you find the most cone cells?
(a)
By which structures are the ciliary muscles connected to the lens?
Ciliary ligaments
Suspensory ligaments
Taut ligaments
Sensory ligaments
What is the tough, white outer layer of the eye called?
Choroid
Retina
Sclera
Cornea
Name the the type of muscle that is antagonistic to a circular muscle in the iris.
(a)
To focus on a near object – the lens becomes (a) , this allows the light rays to refract (bend) more strongly.
Identify the term for short-sightedness
Cataracts
Hyperopia
Accommodation
Myopia
What shape of lens could be used to correct hyperopia?
(a)
What happens when the ciliary muscles contract?
The suspensory ligements Slacken/loosen
The shape of the lens becomes thin
The suspensory ligaments stretch/tighten
Light is only refracted slightly
What is hyperopia
Long sightedness - things which are close up to appear blurred.
Short sightedness - distant objects will appear blurred.
