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Biology Life Science Test Easy Mode MCQs With Answers
Question # 1
ABO blood group system was discovered by:
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T.H Morgan
Hans krebs
Winhelm kuhne
Karl landsteiner
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Question # 2
The water and carbon dioxide are the ................ in photosynthesis.
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Reactants
Products
Both
None
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Question # 3
..................... are very large molecule.
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Protein
Carbohydrates
Lipid
Vitamins
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Question # 4
How many molecules of CO
2
are produced when krebs cycle operates once?
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01
02
03
06
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Question # 5
The process of breaking down large droplets of fat into small droplets of fat is called:
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Emulsification
Absorbtion
Peristalsis
Digestion
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Question # 6
Felis Tigris is scientific name of ____________
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Cat
Lion
Tiger
Deer
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Question # 7
Famous book of Jabir -Bin -Hayan is.
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Al-Kheil
A- Washoosh
Al-Nabata
Al- Abil
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Question # 8
"Plasmodium is the cause of malaria " is.
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Hypothesis
Deduction
Experiment
Law
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Question # 9
In which of the following steps of respiration, CO2 is produced?
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Glycolysis
Krebs cycle
Electron trransport
All of these
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Question # 10
Enzymatic reactions are _______ of times faster than uncatalyzed reactions:
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Millions
Hundreds
Thousands
Billion
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Question # 11
Photosynthesis is a .............. process.
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Constructive
Destruction
Both
None
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Question # 12
Ripened ovary is called:
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Sperm
Seed
Egg
Fruit
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Question # 13
James Watson and Francis Crick proposed the structure of DNA in:
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1953
1963
1933
1922
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Question # 14
Which Charles Eiton developed the concept of ecological pyramids?
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1926
1927
1928
1929
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Question # 15
Which part of flower is changed into fruit?
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Ovule
Ovary
Petals
Anther
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Question # 16
Which is tertiary carnivore.
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Deer
Frog
Snake
Lion
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Question # 17
The number of dug addicts in Pakistan's currently to be about:
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200000
300000
400000
500000
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Question # 18
How many hydrogen bounds are formed between adenine and thymine?
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1
2
3
4
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Question # 19
Cytocine always makes pair with :
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Guanine
Hydrogen
Adenine
Thymine
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Question # 20
Which is favourable variation in moths after industrial revolution?
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Light colour
Medium colour
Dark colour
None of these
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Question # 21
It is also called sound box:
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trachea
larynx
pharynx
bronchus
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Question # 22
Double fertilization results into:
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Ovule
Egg
Triploid Endosperm Nucleus
Diploid Endosperm Nucleaus
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