DSSSB TGT Life Processes — practice questions
49 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice DSSSB TGT Life Processes in the app →Organisms that make their own food from simple inorganic substances like CO₂ and water are called:Organisms that depend on others for their food are called:The process by which an organism obtains and utilises food is called:The process of breaking down food using oxygen to release energy is called:Green plants prepare their own food by the process of:The bio-catalysts that break down complex food substances into simpler ones are:The removal of harmful waste by-products of metabolism from the body is called:Autotrophs include green plants and:Heterotrophic organisms include:Photosynthesis in plant cells takes place mainly in the:Tiny pores on the surface of a leaf, through which gaseous exchange occurs, are called:The green pigment that captures light energy for photosynthesis is:In multicellular organisms, a transport system is needed because food and oxygen taken up at one place must:Which of the following is NOT one of the four life processes covered in Class 10?An organism that prepares its own food using sunlight is called:A living body must keep moving molecules around even at rest because:The pigment that captures light in photosynthesis is:Bile is secreted by the:Lactic acid builds up in human muscles during:Aerobic respiration of one molecule of glucose produces approximately:The villi in the small intestine help in:Photosynthesis converts CO₂ and water into glucose using:The human heart has how many chambers?Blood vessels that carry blood AWAY from the heart are called:In plants, water and minerals are carried upward by:The basic structural and functional unit of the kidney is the:Evaporation of water from leaf surfaces — the suction that helps pull water up the xylem — is called:Why does the human heart have a complete septum between left and right sides?In dialysis, the machine carries out the function of which organ?In which of the following groups of organisms, food material is broken down outside the body and absorbed?If salivary amylase is lacking in the saliva, which of the following events in the mouth cavity will be affectThe inner lining of stomach is protected by one of the following from hydrochloric acid. Choose the correct onWhich part of alimentary canal receives bile from the liver?In which part of the alimentary canal food is finally digested?Choose the function of the pancreatic juice from the followingWhen air is blown from mouth into a test-tube containing lime water, the lime water turned milky due to the prDuring respiration exchange of gases take place inWhat prevents backflow of blood inside the heart during contraction?In which of the following vertebrate group/groups, heart does not pump oxygenated blood to different parts of The filtration units of kidneys are calledThe blood leaving the tissues becomes richer inWhich of the following is an incorrect statement?The internal (cellular) energy reserve in autotrophs isChoose the event that does not occur in photosynthesisThe opening and closing of the stomatal pore depends uponWhich is the first enzyme to mix with food in the digestive tract?Lack of oxygen in muscles often leads to cramps among cricketers. This results due toChoose the correct path of urine in our bodyDuring deficiency of oxygen in tissues of human beings, pyruvic acid is converted into lactic acid in the