Question # 1

The optimum pH of pancreatic Lipase is

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7.00

9.00

6.40

5.20

The melting point of Palmitic acid is.

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-8^oC

34 ^oC

63.1^oC

55.6^oC

Palade was first person to study.

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Nucleus

Peroxisome

Ribosomes

Mitochondria

Sea urchin belong to sub class.

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Arthropoda

Echinodermata

protozoa

Annelida

Measles and mumps is caused by virus belonging. to a group called as.

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Pox virus

Paramyxo virus

Adeno virus

Polio virus

The cells which supply ATP and proteins to sleve tubes are.

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Companion

Trachelds

Vessels

epidermal

Pleura is double layered thin membrane that covers.

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Heart

Liver

Lungs

Kidneys

All algae except one of the following have forms with flagellated motile cells in at least one stage of their life cycle.

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Euglenophyga

Phrrophyta

Rhodophyta

Chlorocyphyta

small leaves having a single undivided vein are called.

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Microphylls

Megaphylls

Neutrophils

Heterophylls

Family Roasceae has ...... genera in Pakistan

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27

29

30

31

In deductive reasoning we move from.

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General to general

Specific to General

General to specific

Specific to Specific

Perhaps the most fragile of all the biomes, because of its short growing season is.

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Tundra

Desert

Grass land

Temperate deciduous forest

A sequence of three nucleotides in mRNA is called.

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Cistron

Codon

Anticodon

Templet

What is the motality rate in developing countries due to tetanus.

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35%

40%

45%

50%

A chromosome with equal length of its arms.

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Acrocentric

Metacentric

sub meta centric

Telocentric

Which of the following is the last structure that urine passes through duration its excretion from the body?

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Distal Tubule

Urethra

Urinary bladder

Ureter

Ecosystem present on land or soil is called.

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Terrestrial

Atmosphere

Lithosphere

Both a and c

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.

What would be expected to happen if all the nitrogen-fixing organisms ceased to exist?

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There would be no significant change in number of animals

The total number of biomass would be reduced

All organisms would die out

The nitrogen level of the atmosphere would be increase

Mutualism is a type of.

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Symbiosis

Parasitism

Predication

Commensalism

Interphase can further be divided into

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G₁-phase,S-phase and G₂-phase

G₁-phase,G₂-phase and G₃-phase

S₁-phase,S₂-phase and S₃-phase

S₁-phase,G-phase and S₂-phase

Endosymbiont hypothesis was proposed by.

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Wallace

Lamarck

Lynn Margulis

Linnaeus

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