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Life Processes Mock Tests

28 questions available

Life Processes Mock Test 1

Questions: 28

नमूना प्रश्न

Class 10 Science
In the human kidney, the functional unit that filters blood and forms urine is called the:
A Neuron
B Nephron
C Alveolus
D Villus
Class 10 Science
Which of the following organisms exhibits holozoic nutrition?
A Ventilago (Cuscuta)
B Dunaliola
C Didymodon
D Amoeba
Class 10 Science
A plant whose leaves are variegated (having both green and non-green areas) is kept in sunlight for several hours to test for starch. After testing with iodine, the non-green areas will:
A Show a blue-black colour
B Remain brown or yellow (no colour change)
C Show a red colour
D Show a green colour
Class 10 Science
Chlorophyll is located in which part of the plant cell?
A Cytoplasm
B Chloroplasts
C Nucleus
D Mitochondria
Class 10 Science
Which of the following is NOT a function of the stomata in leaves?
A Gas exchange (CO₂ in, O₂ out)
B Transpiration (water loss)
C Synthesis of glucose
D Regulation of water loss
Class 10 Science
Which of the following processes is responsible for the upward movement of water and minerals from roots to leaves in plants?
A Diffusion
B Transpiration pull
C Active transport
D Osmosis
Class 10 Science
In the human alimentary canal, digestion of proteins begins in the:
A mouth
B stomach
C small intestine
D large intestine
Class 10 Science
Which of the following statements about the human heart is correct?
A Right atrrium receives oxygenated blood from the lungs
B Left ventricle pumps blood to the lungs
C Right ventricle pumps deoxygenated blood to the lungs
D Left atrium pumps blood to the right side of the body

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