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Science Test - 2
Read Instructions for the test.
Negative marks are -0.33 per wrong answer
Right answer is 1 mark
No time limit but finish in 30 mins
Solution can be found at below chapters:
Test series is based on following chapters.
Science Chapter 1: Nutrition
Science Chapter 2: Blood and Constituents
Science Chapter 3: Micro Organisms
Science Chapter 4: Cells
Q1: fluid part of blood is called
Plasma
blood cells
Leucocytes
tissue
Q2:Erythrocytes are
RBC
WBC
platelets
neutrophiles
Q3: Which pigment in blood is responsible for binding oxygen is
neutrophile
monocytes
heamoglobin
Ribulose
Q4: RBC's are formed in
liver
kidney
spleen
bone marrow
Q5: RBC's are destroyed in
spleen
kidney
liver
bone marrow
Q6: Which is not matched correctly
neutrophiles - destroy foreign bodies
basophiles - inflammatory response
eosinophiles - allergic response
lymphocytes - clotting
Q7:Blood clotting is the work of
thrombocytes
leucocytes
erythrocytes
eosinophiles
Q8: During anaerobic respiration our muscles release
acetic acid
lactic acid
carboxylic acid
benzoic acid
Q9: Which is true
Arteries carry blood to body parts
veins carry blood to body parts
veins are thick walled
veins have blood under high pressure
Q10: Respiration is an ____ reaction
endothermic
exothermic
both
isothermic
Q11:Filtering of blood by a artificial kidney is called
spondilitis
scurvy
myopia
dialysis
Q12:Only artery that carries deoxygenated blood is
pulmonary vein
carotid
pulmonary artery
hepatic
Q13: carbon monoxide is harmful to health as it is
poisonous
affects brain activity
increases stress
reduces oxygen carrying capacity of blood
Q14:Human heart has how many chambers
3
2
5
4
Q15:Which part of heart stores oxygenated blood
right
left
central
right bottom
Q16:Artery carrying oxygenated blood to different parts is
carotid
hepatic
pulmonary
aorta
Q17:Vein that brings deoxygenated blood back to heart is
vena cava
vas diference
carotid vein
hepatic vein
Q18:Organisms that regulate body temperature from energy need
mixing of blood
separate oxygenated blood from deoxygenated
both
none
Q19:circulatory system is not present in
cockroach
birds
hydra
lizard
Q20:Pick wrong mode of excretion
birds -uric acid
human - urea
fish - ammonia
none
Q21:Micro-organisms are
bacteria
algae
fungi, protozoa
all
Q22:Which bacteria turns milk to curds
azotobacter
lactobacillus
nitrosomanos
nitrococcus
Q23:Mode of reproduction of amoeba is
sexual
binary fission
fragmentation
none
Q24: Hardest substance in body - enamel of teeth is made up of
calcium carbonate
calcium phosphate
sodium phosphate
sulphate hemihydrate
Q25:Which is false
Female anopheles - malaria
Female aedes - Dengue
both
none
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