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Online Tests
Biology Fsc Part 2 Chapter 5 Online Test MCQs With Answers
Question # 1
Clear cytoplasm produces.
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Muscle cells
Gut
Larval epidermis
Notochord
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Question # 2
Which light enhance cell division and retards cell enlargment.
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Red
Green
Blue
Violet
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Question # 3
The pigment free area that appears at the time of fertilization is called.
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embryo
Gray crescent
Yolk
White cytoplasm
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Question # 4
Movement of rearrangement of the cells in the embryo is called.
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Cleavage
Gastrulation
Fertilization
Organogenesis
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Question # 5
Clear cytoplasm, in an ascidian zygote produces.
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Muscle
Gut
Notochord and neural tube
Larval epidermis
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Question # 6
Acetabularia is a
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Epiphyte
Alga
fungus
Angiosperm
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Question # 7
Clear cytoplasm produces
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Larval epidermis
Muscle cells
Gut
Neural tube
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Question # 8
In the zone of elongation, the volume of the cells increase upto.
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100 times
150 times
200 times
250 times
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Question # 9
The addrenaline cortex produces ______________
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Adrenaline
Calcitonin
Epinephrine
Aldosterone
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Question # 10
A plant has a growth pattern called
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Open growth
Closed growth
Round growth
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Question # 11
During elongation the cell volume increase up to 150 fold due to uptake of
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Light
Oxygen
Water
Carbon dioxide
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Question # 12
Environmental factors causing abnormal development are grouped together as.
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Toxins
Carcinogens
Teratogens
Mutagens
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Question # 13
An ordered sequence of irrversible steps with each step setting up the necessary conditions for the next step is
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Embryology
Growth
Development
None of these
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Question # 14
Primary tissue is added by the
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Lateral meristem
Underground meristem
Apical meristem
Vertical meristem
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Question # 15
The mesodermal cells do not invaginate but migrate medially and caudally from both sides and create a midline thickening called.
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Hensen's node
Primitive streak
Hypoblast
epiblast
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Question # 16
During elongation, the cell volume increase upto.
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50 fold
100 fold
150 fold
200 fold
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Question # 17
Hatching period of chick is.
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15 days
18 days
21 days
28 days
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Question # 18
in plants regeneration is the basis of plant
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Fishes
Amphibian
Reptiles
Birds
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