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Biology Life Science Test Medium Mode MCQs With Answers
Question # 1
When blood leaves the capillary bed most of the carbon dioxide is in the form of
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Carbonate ions
Bicarbonate ions
Hydrogen ions
Hydroxyl ions
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Question # 2
The animal which feed on organic debris are
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Herbivores
Carnivores
Omnivores
Detrivores
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Question # 3
In five kingdoms system, Eukaryotic multicellular reducers are plaed in kingdom.
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Protista
Animalia
Monera
Fungi
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Question # 4
The percentage by weight of RNA in a bacterial cells is
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0.25%
3%
5%
6%
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Question # 5
Fungi grow best in habitats which have
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Moisture & carbon dioxide
Moisture & organic food
Moisture & oxygen
Moisture & light
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Question # 6
The breaking of terminal phosphate of ATP releases energy of about.
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4.5 Kcal
6.5 Kcal
7.3 Kcal
3.7 Kcal
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Question # 7
In the peroxisomes the glycolate is converted into
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Serine
Ethanolamine
Glycine
CO
2
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Question # 8
The process that most likely/directly enables a root cell to absorb minerals by active transport and enable a muscle cell to contract is
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Circulation
Excretion
Respiration
Assimilation
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Question # 9
One of the following has flagella rarely
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Diplobacilli
Spiral
Cocci
All of above
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Question # 10
Internal morphology is also called.
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Physiology
Histology
Anatomy
Paleontology
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Question # 11
Which metal atom is present in chlorophyll.
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Cu
Fe
Mg
K
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Question # 12
Which hormone is chemically steroid .
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ADH
Corticosherone
Insulin
Thyoxine
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Question # 13
The most toxic substance routinely found in the blood are metabolities of what type of molecule?
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Proteins
Carbohydrates
Nucleic acids
Fats
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Question # 14
Diffused nervous system is found in
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Poriferans
Platyhelminthes
Cnidarians
annelids
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Question # 15
Insulin and glucagon hormones are _________ in nature.
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Carbohydrates
Proteins
Polypeptides
Streoids
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Question # 16
The stage that lasts for days, weeks or event years
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Zygotene
Leptotene
Pachytene
Diplotene
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Question # 17
The number of human spinal nerves is:
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24
50
62
64
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Question # 18
Rain that falls on high areas such as mountains possesses large amount of garvitational
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Heat energy
Kinetic energy
Electrical energy
Potential energy
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Question # 19
The first restriction enzyme was isolated by.
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Kary mulis
Hamilton O smith
Maxam Gilbert
Sanger
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Question # 20
Microscopic gap between the two neurons is called as
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Synapsis
Collapse
Preapse
Axons
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Question # 21
Post mitotic cells can exist the cell cycle during.
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G1 Phase
G0 phase
G3 phase
S phase
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Question # 22
Hardy Weinberg's theorem describes the frequencies of genotype of non evolving.
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Family
Population
Species
Community
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