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Worksheetslife process
Total questions: 20
Worksheet time: 10mins
The valve present between right atrium and right ventricle.
tricuspid
bicuspid
pulmonary
aortic
It is the site of gaseous exchange in human lungs.
villi
alveoli
trachea
larynx
In unicellular organisms like amoeba gaseous exchange takes place through the process of ____________.
osmosis
transportation
diffusion
elimination
The substance in plants and animals that act as an energy currency.
DNA
RNA
ADP
ATP
_______________ is the final product of glycolysis.
carbon dioxide
ATP
Pyruvic acid
acetyl coA
Glycolysis takes place in the __________ of the cell.
mitochondria
ribosomes
cytoplasm
Golgi complex
_________________ artery carries deoxygenated blood.
aortic
pulmonary
renal
inferior
chloroplasts are present in the ___________ of the leaf.
palisade parenchyma
aerenchyma
sclrenchyma
collenchyma
The breakdown of pyruvate to give carbon dioxide water and energy takes place in
Cytoplasm
Mitochondria
chloroplast
Nucleus
Energy transformation that takes place in the process of photosynthesis
Solar to chemical
Solar to electrical
Solar to mechanical
Nanak Dev
Which is the largest gland in human body
Pancreas
Liver
Adrenal
Pituitary
What protects the inner lining of stomach from hydrochloric acid
Carbon dioxide
Protein
Mucus
Fat layer
Which one is the structural and functional unit of kidney
Nexon
Nephron
Ureter
Urethra
In this type of nutrition solid and complex organic food is directly taken into the body
Saprophytic nutrition
Parasitic nutrition
Holozoic nutrition
None of the above
What is correct about bile juice in human digestion
Bile does not contain any enzyme
Bile is alkaline
Bile salt is present which helps to Tu emulsify the fat
All of the above
Which one is correct about artery
Thin walled
carries blood to from the Heart to other parts of the body
Situated just under the skin
None of the above
Pulmonary veins contain
Oxygenated blood
Deoxygenated blood
Both oxygenated and deoxygenated blood
All of the above
Why do the walls of trachea not collapse when there is less air in it?
Supported by rings of cartilage
Supported by Rib cage
No air is left the question is wrong
Because of strong muscles
Why does lack of oxygen in muscles often lead to cramps among cricketers?
Formation of lactic acid during lack of oxygen
Conversion of pyruvate to ethanol and CO2 in absence of oxygen
Due to formation of CO2 and H2O in mitochondria
None of the above
