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Online Tests
Biology FSC Part 2 Chapter 19 Online MCQ's Test MCQs With Answers
Question # 1
Secondary growth leads to an increase in the diameter if the.
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Leaf
Root
Stem
Stem and root
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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
Branch of biology which deals with the study of abnormal development and their cause is called.
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Embryology
Teratology
Gerontology
Microcephaly
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Question # 4
In addition to auxin which hormone also play important role in apical domince
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Abcesic acid
Gibberellins
2,4-D
Cytokinins
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Question # 5
Neural plate is formed from
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Ectoderm
Endoderm
Mesoderm
Notochord
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Question # 6
Study of aging is called
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Teratology
Gerontology
Cell biology
Paleontology
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Question # 7
Clear cytoplasm, in an ascidian zygote produces.
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Muscle
Gut
Notochord and neural tube
Larval epidermis
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Question # 8
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 # 9
The discoidal cap of cells above the blastocoel is called.
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Ectoderm
Endoderm
Mesoderm
Blastoderm
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Question # 10
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 # 11
For maximum growth the optimum temperature is 25 - 30
o
C and it least at
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1 - 3
o
C
5 - 10
o
C
4 - 8
o
C
6 - 12
o
C
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Question # 12
Primary growth in plants is caused by.
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Apical meristem
Intercalary meristem
Lateral meristem
Rib meristem
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Question # 13
Clear cytoplasm produces.
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Muscle cells
Gut
Larval epidermis
Notochord
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Question # 14
In the chick the mesodermal cells migrate and caudally from both sides and create a mid line thickening called
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Primitive streak
Excretion
Ultra-streak
Blastoderm
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Question # 15
In which developmental stage, germ layers are formed.
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Cleavage
Blastula
Gastrula
Organogenesis
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Question # 16
The removal of apex release that lateral buds from the apical dominance. It is called
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Inhibitory effect
Compensatory effect
Apical dominance
Reproduction
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Question # 17
On the basis of structure and shape of the cap,two species of Acetabularia have been identified
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Acetabularia mediterrance & A.crenulata
A.typhi & A.mediterranea
A.crenulate & A.sisso
A.crenulata & A.arabica
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