What will be the ratio of oxygen produced to that of consumed in daylight hours when the rate of respiration is less than that of photosynthesis?

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What will be the ratio of oxygen produced to that of consumed in daylight hours when the rate of respiration is less than that of photosynthesis?

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3.50: 1

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Posted Date:-2021-07-02 06:19:30

More MCQS Questions and answers

  1. Animals which eat only plants are called:
  2. Consider the following statements:
  3. Due to which reaction PGA is changed into phosphoglyceraldehyde in photosynthesis process?
  4. For photosynthesis green plants require:
  5. If we say the child has an IQ of 100, what does this means?
  6. In bacteria name the colour of light which is responsible for photosynthesis?
  7. In photosynthesis dark reaction, is called so because-
  8. In Photosynthesis process, how many molecules of NADPH and ATP are required to reduce six molecules of carbon dioxide to glucose?
  9. In poorly ventilated buildings which one of the following inert gases can be accumulated?
  10. Mention the internal factors that influence photosynthesis?
  11. Name an extension of the epidermal cells of a root which is in direct contact with the soil?
  12. Name the external factors that affect photosynthesis process?
  13. Name the metal present in chlorophyll ‘a’ and ‘b’?
  14. Name the pigment which is responsible for absorption of light in plants?
  15. Name the structural unit of photosynthesis?
  16. Name the waste products secreted by Plants?
  17. Photosynthesis is :
  18. Photosynthesis is a _____ process.
  19. Quantasomes are found in:
  20. Rate of photosynthesis does not depend upon:
  21. Respiration in Plants takes place through:
  22. Some plants store waste in their fruits in the form of solid bodies called:
  23. The directional movement of a plant part in response to the touch of an object is called:
  24. The mode of nutrition in which an organism makes its own food from the simple inorganic material like carbon dioxide and water present in the surrounding is called:
  25. The movement of a plant part in response to a chemical stimulus is called:
  26. The movement of a plant part in response to light is called:
  27. The movement of a plant part in response to water is called:
  28. The movement of plant part in response to gravity is called:
  29. The non-directional movement of a plant part in response to light is called:
  30. The non-directional movement of a plant part in response to the touch of an object is called:
  31. The nutrition in which an organism derives its food from the body of another living organism without killing it, it’s called:
  32. The pad-like swelling at the base of each leaf of a sensitive plant is called:
  33. The process by which green plants make their own food from carbon dioxide and water by using sunlight energy in the presence of chlorophyll, is called:
  34. The process in which the food containing large, insoluble, molecules is broken down into small, water soluble molecules is called:
  35. The process of removal of toxic wastes from the body of an organism is called:
  36. The shorter fibres on the body of a neuron are called:
  37. What do you understand by NADP?
  38. What is the first step in photosynthesis:
  39. What is the mode of nutrition called in which organisms cannot make its own food from simple inorganic material and depends on other organisms for its food?
  40. What is the process of intake of nutrients by an organism as well as the utilisation of these nutrients by the organisms called?
  41. What is the process of taking food into the body called?
  42. What will be the ratio of oxygen produced to that of consumed in daylight hours when the rate of respiration is less than that of photosynthesis?
  43. When an organism obtains its food from decaying organic matter of dead plants, dead animals and rotten bread, etc., it is called:
  44. Which bacteria is responsible for the formation of curd?
  45. Which gas is safe and an effective extinguisher for all confined fires?
  46. Which of the following statements are true regarding Photosystems?
  47. Which one of the following bacteria present in the soil produces a peculiar smell if it rains on perched soil?
  48. Which one of the following elements the drum of a Photostat machine is made up of:
  49. Which one of the following statements is incorrect about laser?
  50. Which one of the following waves are used by the common TV remote control?
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