Biology Test 1
1)
What are the symptoms of Hepatitis?
a)
Allergic
b)
Abdominal pain
c)
Cold
d)
Nausea
2)
Why HIV virus donot cause disease in monkey?
a)
Because it is curable
b)
Because of its immunity
c)
Because of host specific
d)
None
3)
Which can convert normal cells into cancerous
cells?
a)
Lymphocytes
b)
Neutrophils
c)
Retrovirus
d)
HIV
4)
Which of the following is the naturally occuring
disease in human?
a)
Small pox
b)
Chicken pox
c)
Herpes simplex
d)
Polio
5)
Which phage causes lysis of the host cell?
a)
Lytic phage
b)
Virulent phage
c)
Both a and b
d)
Temperate phage
6)
Which of the following are responsible for mad
cow disease?
a)
Prions
b)
Adenovirus
c)
Herpes virus
d)
All
7)
Of which of the following diseases the first
vaccine made?
a)
Small pox
b)
Cow pox
c)
Polio
d)
All
8)
Of the following word which word is associated
with disease and death?
a)
Bacteria
b)
Polio
c)
Virus
d)
None
9)
Difference between the no. of capsomeres of
herpes virus and adenovirus?
a)
90
b)
252
c)
162
d)
All
10)
Reverse transcriptase is found in
A)
T-lymphocyte
B)
Macrophages
C)
HIV
D)
All
11)
Difference between the percentage of protein in
bacterial and mammalian cells?
a)
15%
b)
18%
c)
3%
d)
None
12)
What is the sum percentage of RNA and water in
bacterial cell?
a)
70%
b)
71.6%
c)
76%
d)
77%
13)
Which of the following trioses are intermediates
of photosynthesis and respiration?
a)
Glyceraldeyde
b)
Dihydroxyacetone
c)
Glucose
d)
Both a and b
14)
Which of the following gives no colour with
iodine?
a)
Starch
b)
Glycogen
c)
Cellulose
d)
All
15)
For 1g of glucose how much kilo calories of
solar energy is required?
a)
717.6
b)
7.176
c)
71.76
d)
None
16)
At what carbon atom chain double bond is present
in oleic acid?
a)
8-9
b)
9-10
c)
10-11
d)
7-8
17)
Specific gravity of fats show what
a)
They are lighter than water
b)
They are heavier than water
c)
They are crystalline
d)
None
18)
How many types of amino acids present in cells
and tissues?
a)
170
b)
20
c)
25
d)
180
19)
The alpha chain of Haemoglobin comprises _____
amino acids
a)
141
b)
142
c)
146
d)
574
20)
The sum percentage of adenine and guanine in yeast is upto
a)
50%
b)
49%
c)
61%
d)
None
21)
The pH value of arginase is
a)
9
b)
8-9
c)
9.7
d)
1.4
22)
Which of the following is/are inhibitors?
a)
Cyanide
b)
Poison
c)
Anti-biotics and anti-metabolites
d)
All
23)
Who proposed the Lock and Key Model?
a)
Emil Fischer
b)
Koshland
c)
Einstein
d)
None
24)
Which of the following helps in the recognition
and binding of substrate to produce an ES complex?
a)
Binding site
b)
Catalytic site
c)
Both
d)
None
25)
The active site of enzyme is _____ in nature
a)
Charged
b)
Uncharged
c)
Both
d)
None
26)
Which of the following reactions take place in
mitochondrial matrix?
a)
Fatty acid metabolism
b)
Kreb’s cycle
c)
Aerobic respiration
d)
All
27)
Which of the following is involved in the
maintainence of cell shape?
a)
Microfilaments
b)
Microtubules
c)
Intermediate filaments
d)
All
28)
Which of the following pair has same no. of
chromosomes?
a)
Chimpanzee and potato
b)
Human and drosphila
c)
Potato and frog
d)
All
29)
Glyoxysomes are present in
a)
Peas
b)
Soya beans
c)
Castor beans
d)
Both b and c
30)
Which of the following endoplasmic reticulum is
involved in metabolism of fats?
a)
Smooth
b)
Rough
c)
Both
d)
None
31)
Which of the following plastids help in the
pollination and dispersal of seeds?
a)
Tonoplasts
b)
Chromoplasts
c)
Chloroplasts
d)
Leucoplasts
32)
At what place F1 particles are embedded in
mitochondrion?
a)
Mitochondrial matrix
b)
Outer membrane
c)
Cristae
d)
All
33)
Which helps in formation of cilia?
a)
Centrioles
b)
Vacuoles
c)
Ribosomes
d)
All
34)
The attachment of two sub-units of ribosomes is
controlled by
a)
Mg++ ion
b)
Ca++ ion
c)
Na+ ion
d)
K+ ion
35)
In which of the following nuclear pores is
greater?
a)
Eggs
b)
RBCs
c)
Both
d)
None
36)
Which of the following is trace element?
a)
Copper
b)
Magnesium
c)
Phosphorus
d)
Calcium
37)
Pasteurization is widely used for
a)
Alcoholic drinks
b)
Beverages
c)
Milk and milk products
d)
All
38)
Bioremediation can be performed by
a)
Algae
b)
Cancer
c)
Bacteria
d)
Both a and c
39)
Which of the following techniques are used for
cancer treatment?
a)
Gene therapy
b)
Radiotherapy
c)
Chemotherapy
d)
All
40)
Naturally occurring cloning can be seen in some
a)
Insects
b)
Plants
c)
Human
d)
Both a and b
41)
The branch of biology which deals with the use
of living organisms, systems or processes in manufacturing and service
industries?
a)
Biotechnology
b)
Social biology
c)
Parasitology
d)
Freshwater biology
42)
How many base pairs are present in E.coli?
a)
4288
b)
4639221
c)
5 million
d)
All
43)
Which of the following nitrogenous bases present
in phospholipids?
a)
Choline
b)
Ethanolamine
c)
Serine
d)
All
44)
Waxes provide water barrier for
a)
Insect
b)
Birds
c)
Sheep
d)
All
45)
Which of the following is keto sugar?
a)
Fructose
b)
Glucose
c)
Dihydroxyacetone
d)
Both a and c
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