learnbiology

Chapter 1: Life Processes MCQs (1–50) Which of the following is not a life process? a) Respiration b) Excretion c) Reproduction d) Walking Answer: d In plants, the process of photosynthesis occurs in: a) Mitochondria b) Chloroplast c) Ribosome d) Nucleus Answer: b Which of these is the primary site for cellular respiration? a) Nucleus b) Mitochondria c) Chloroplast d) Golgi apparatus Answer: b The mode of nutrition in fungi is a) Autotrophic b) Saprotrophic c) Parasitic d) Holozoic Answer: b The enzyme present in saliva is a) Lipase b) Amylase c) Pepsin d) Trypsin Answer: b Which of these helps in emulsification of fats? a) Hydrochloric acid b) Bile c) Saliva d) Pancreatic juice Answer: b The functional unit of the kidney is a) Alveolus b) Neuron c) Nephron d) Glomerulus Answer: c Which blood vessels carry blood away from the heart? a) Veins b) Capillaries c) Arteries d) Lymph vessels Answer: c Photosynthesis occurs in w...