GST Tutorials MCQ practice 1

Life Process

1. Which of the following are energy foods?





2. In which mode of nutrition an organism de-rives its food from the body of another living organism without killing it?





3. The mode of nutrition found in fungi is:





4. Roots of the plants absorb water from the soil through the process of:





5. The site of photosynthesis in the cells of a leaf is





6. In amoeba, food is digested in the:





7. Which of the following events in the mouth cavity will be affected if salivary amylase is lacking in the saliva?





8. Which region of the alimentary canal absorbs the digested food?





9. The contraction and expansion movement of the walls of the food pipe is called:





10. When a few drops of iodine solution are added to rice water, the solution turns blue- black in colour. This indicates that rice water contains:





11. What are the products obtained by anaerobic respiration in plants?





12. The exit of unabsorbed food material is regu-lated by





13. The breakdown of pyruvate to give carbon di-oxide, water and energy takes place in





14. Glycolysis process occurs in which part of the cell?





15. Name the substances whose build up in the muscles during vigorous physical exercise may cause cramps?





16. Name the pores in a leaf through which respi-ratory exchange of gases takes place.





17. The respiratory pigment in human beings is





18. Which plant tissue transports water and min-erals from the roots to the leaf?





19. The movement of food in phloem is called:





20. A blood vessel which pumps the blood from the heart to the entire body:





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