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Biology FSC Part 2 Online MCQ's Test MCQs With Answers
Question # 1
The biome, which has very fertile soil, rich in organic matter with maximum water holding capacity is.
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Alpine forest
Grassiland
Desert
Temperate deciduous forest
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Question # 2
Cardiac muscles are muscles of the
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Liver
Stomach
Kidney
Heart
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Question # 3
In Meselson ansd stahl experiment, the DNA from sample at 20 minutes, after centrifugatioon it made sediments at the :
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Top
Bottom
Intermediate
Top & intermediate
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Question # 4
In hershey & chase experiment, 32p labeled bacteriophages allowed to infect the becteria.During analysis 32 p activity wa detected:
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In culture medium
On the surface of becterial cell
Inside the becteiral cell
Both a and B
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Question # 5
Reproduction is very important to the survival of.
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Species
Individual
Population
Community
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Question # 6
Blood supplied to kidneys from each cardiac beat is.
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10%
20%
30%
50%
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Question # 7
The vertebral column of human consists of vertebrae.
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31
32
33
34
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Question # 8
Active membrane potential is
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0.05 volts
- 50 mv
Both a & b
0.07 volts
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Question # 9
With in the ovary , progestetrone is produced by the:
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Corpus albicans
Corpus Luteum
Tertairy follicles
Primary follicles
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Question # 10
Lithosphere includes.
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Air
Water
Gases
Earth soil
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Question # 11
Inheritance of skin colour in man is controlled by eight pairs of genes , which are:
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Linked
Codominent
Multiple alleles
Assorting independently
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Question # 12
Each bivalent has
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Twochromatids
Four chromatids
Both a & b
None of these
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Question # 13
The number of human spinal nerves is:
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24
50
62
64
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Question # 14
Detection of changes and signaling for effector's response to control system is called.
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-ive feedback mechanism
transformation
feed back mechanism
Nephridial system
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Question # 15
Pathway of passage of impulse during reflex action is called.
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Reflex
Reflex arc
Stimulus
Membrane potential
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Question # 16
For evaporative cooling bats use
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Saliva
Urine
Sweat
All a,b,andc
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Question # 17
The idea of endosymbiont was purposed by.
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Cuvler
Lyell
Malthus
Marglls
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Question # 18
In humans ,MSH(melanocyte-stimulating hormone) ___________
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Regulates primary skin color
Causes the thyroid to produce thyroxin
Governs the rate of tarming
Concentration is very low.
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