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WorksheetsCells and Control CB2
Total questions: 50
Worksheet time: 40mins
Name
Class
Date
1.
2.8 Stem cells are
a)
cells that grow uncontrollably.
b)
undifferentiated and can develop into many types of cells.
c)
cells that never go through cell division.
d)
only found in embryos.
2.
2.8 What are the two types of stem cells?
a)
Adult and Embryonic
b)
Foetal and Adult
c)
Embryonic and Teenage
d)
Embryonic and Foetal
3.
2.9 Medical research involving stem cells is important for ...
a)
To test the effectiveness of new drugs
b)
The generation of cells and tissues that can be used in cell based therapies
c)
To understand the consequences of turning genes off and on
d)
All of the above
4.
2.13 Shark swims toward the direction of blood.
a)
Stimulus
b)
Response
c)
Animal Nature
d)
Hunger
5.
2.13 Plant grows toward the direction of sunlight.
a)
Stimulus
b)
Response
c)
Gravitrophism
d)
Hydrotrophism
6.
2.13 A bat hears the flapping wings of an insect.
a)
Stimulus
b)
Response
c)
Molossus
d)
Eptesicus
7.
2.13 A person feels the heat from a warm oven.
a)
Stimulus
b)
Response
c)
Involuntary
d)
Effector
8.
2.13 What makes up the CNS
a)
brain and spinal cord
b)
brain and neurons
c)
brain
d)
spine and neurons
9.
2.13 The part of the neuron that sends messages to other neurons
a)
axon
b)
dendrite
c)
cell body
d)
Schwann cell
10.
2.13 What is X
a)
Axon Terminal Button
b)
Neurotransmitters
c)
Dendrite
d)
Synapse
11.
2.13 Which type of neurone has short dendrites and a short axon?
a)
Sensory
b)
Relay
c)
Motor
12.
2.13 Which type of neurone has a long dendron and long axon?
a)
Sensory
b)
Relay
c)
Motor
13.
2.13 Which part of a neuron RECIEVES information?
a)
axon
b)
dendrite
c)
cell body
d)
axon terminal
14.
2.13 Which part of the neuron is a long fiber that send information to other cells?
a)
dendrite
b)
terminal
c)
cell body
d)
axon
15.
2.13 What are specialized nerve endings that detect change inside and outside the body?
a)
interneurons
b)
receptors
c)
motor neurons
d)
reflex arc
16.
2.13 Label the Neuron-What does the letter "A" represent?
a)
Axon
b)
Dendrite
c)
Axon Terminal
d)
Cell Body
17.
2.13 What is the insulating membrane that surrounds parts of the axon that helps the impulses travel faster called?
a)
Axon
b)
Dendrites
c)
Synapse
d)
Myelin Sheath
18.
2.14 An example of involuntary movement would be:
a)
withdrawing a hand from a hot object
b)
walking up stairs
c)
talking to a friend
d)
wiggling your toes
19.
2.1 Name the phase:
a)
Anaphase
b)
Telophase
c)
Metaphase
d)
Prophase
20.
2.1 What is the next phase of mitosis?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
21.
2.1 What is the next phase of mitosis?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
22.
2.1 The stages of mitosis in order
a)
Metaphase, Anaphase, Prophase, Telophase
b)
Prophase, Anaphase, Metaphase, Telophase
c)
Prophase, Metaphase, Anaphase, Telophase
d)
Anaphase, Prophase, Telophase, Metaphase
23.
2.1 When a cell is not actively dividing, it is in what phase?
a)
interphase
b)
anaphase
c)
prophase
d)
telophase
24.
2.1 Identify the stage of mitosis.
a)
interphase
b)
prophase
c)
anaphase
d)
cytokinesis
25.
2.1 Identify the stage of mitosis.
a)
interphase
b)
prophase
c)
anaphase
d)
cytokinesis
26.
2.2 Mitosis is responsible for....
a)
producing sex gametes
b)
growth
c)
repair
d)
Growth and Repair
27.
2.2 Why does asexual reproduction rely on mitosis
a)
Offspring need to be genetically identical
b)
Offspring need to be genetically different
28.
2.2 Why must the number of mitochondria double in a cell during interphase?
a)
So the daughter cells have the same amount mitochondria as parent cells
b)
To give energy for the cell to divide
c)
To give energy for the cell to move around more
d)
So they have the same amount of DNA as the parent cells
29.
2.3 Fruit fly body cells have 8 chromosomes. After mitosis, you would expect a resulting fruit fly daughter cell to have ...
a)
16 chromosomes.
b)
46 chromosomes.
c)
8 chromosomes.
d)
4 chromosomes.
30.
2.3 A sperm cell is an example of...
a)
Diploid
b)
Haploid
31.
2.3 If 17 cells undergo mitosis, how many daughter cells will be present after its completion?
a)
17
b)
34
c)
68
d)
31
32.
2.3 What is the diploid number of cells found in a human body cell?
a)
23
b)
46
c)
92
d)
47
33.
2.3 In mitosis, the two resulting cells are
a)
different from the starting cell and identical to each other.
b)
different from the starting cell and different from each other.
c)
identical to the starting cell and different from each other.
d)
identical to the starting cell and identical to each other.
34.
2.4 Which term below describes a "spontaneous change in a gene?"
a)
mutation
b)
malignant
c)
metastasize
d)
carcinogen
35.
2.4 Cancer tumors result from
a)
rapid cell division
b)
rapid DNA replication
c)
slow cell division
d)
long interphase
36.
2.4 Cancer cells typically form a mass of tissue called a:
a)
biopsy.
b)
carcinogen.
c)
tumor.
d)
allergy.
37.
2.5 What is a meristem?
a)
Plant tissue made of dividing cells
b)
Animal tissue made of dividing cells
c)
Structure to support a plant
d)
Structure to provide water and nutrients
38.
2.5 Mitosis is a form of
a)
cell differentiation
b)
cell specialization
c)
cell division
d)
cell fertilization
39.
2.5 What can be used to measure growth in plants?
a)
Height
b)
Leaf surface area
c)
Mass
d)
All of these options
40.
2.5 Your mass increases when you take in food and drink. Is this an example of growth?
a)
Yes
b)
No
41.
2.6 Through what process do cells become specialized so they can perform specific functions within organisms?
a)
binary fission
b)
fertilization
c)
mitosis
d)
differentiation
42.
2.6 Describe a special feature of a fat cell
a)
It has a large amount of fat droplets
b)
It has a small amount of fat droplets
c)
It has no nucleus
d)
It has a cell wall
43.
2.6 Which of the following cells is undifferentiated?
a)
cardiac muscle cell
b)
nerve cell
c)
liver cell
d)
stem cell
44.
2.6 What is it when a new cell expresses the traits of a heart cell?
a)
cell division
b)
cell replication
c)
cell reproduction
d)
cell specialisation
45.
2.7 Explain why percentile charts are used to measure growth of babies
a)
It can indicate if the baby is growing normally or not
b)
To see how old the baby is
c)
To calculate the BMI of the baby
46.
2.7 Using the graph, what is the approximate value of the 50th percentile for mass in a 6-month-old baby boy?
a)
8kg
b)
6kg
c)
9.5kg
d)
10.5kg
47.
2.7 Does the baby plotted on the graph show healthy growth?
a)
Yes
b)
No
48.
What is the name of the part of the root that allows water and minerals enter?
a)
root hairs
b)
epidermis
c)
phloem
d)
phyla
49.
How does the stomata work?
a)
It helps transport sugars to the root cells.
b)
It helps to transport nutrients to the roots.
c)
It helps to exchange gases and water.
d)
It helps to conduct fermentation in the leaf.
50.
Where are the stomata found on the leaf?
a)
On the cuticle
b)
In the mesophyll layer
c)
On the underside of the leaf
d)
In the vascular tissue
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