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Physics
Chemistry
Biology
Mathematics
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Question-1
A new strain for alcohol industry produced through biotechnology, belongs to
(A)
E-Coli
(B)
Bacillus subtlis
(C)
Pseudomonas putida
(D)
Saccharomyces cerevisiae
Question-2
Meiosis takes place in
(A)
apical merstem
(B)
vegetative cells
(C)
reproductive cells
(D)
intercalary meristem
Question-3
Which phase comes just after G
1
- Phase ?
(A)
G
2
- phase
(B)
M - phase
(C)
S - phase
(D)
none of these
Question-4
Chromosomes appear longer during
(A)
Pachytena
(B)
Zygotena
(C)
diplotene
(D)
lepotene
Question-5
During mitosis, nuclear membrane disappears at
(A)
anaphase
(B)
metaphase
(C)
late prophase
(D)
early prophase.
Question-6
chromosomes are lined up in the equatorial plane during
(A)
inter phase
(B)
telo phase
(C)
anaphase
(D)
meta phase
Question-7
Breaking of glycogen into glucose is called
(A)
Glycolysis
(B)
Gluconeogenesis
(C)
Glycogenolysis
(D)
Gluconeogenolysis
Question-8
Synapsis occurs during
(A)
Zygotene
(B)
leptotene
(C)
pachytene
(D)
diplotene
Question-9
The second messenger inside a cell is
(A)
ATP
(B)
ADP
(C)
NADP
(D)
Cyclic AMP
Question-10
When paternal and maternal chromosomes exchange their genetic material in cell division, this event is called
(A)
Synapsis
(B)
crossing - over
(C)
dyad - formation
(D)
bivalent - formation
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Plus 2 Biology Science
ICSE/ISC
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