9th Biology Unit 10 Respiration MCQs Sindh Board

On this Page you will learn Ninth Class Chapter No.10 Respiration Solved Full Chapter MCQs With Solved Answers Quiz Test. If you are looking 9th Class Karachi Sindh Board Biology Chapter Wise Solved MCQs With Answers You are on this page right place. You will learn online here Objective type IX Class Biology Solved Unit 10 Most Repeated MCQs with Solved Answers Quiz Tests.

Sindh Board Biology Chapter 10 MCQs Notes
9th Biology Sindh Board Notes


Q.1: Respiration takes place in.?
  1. All leaves cells
  2. All cells
  3. All living cells
  4. Parenchymatous cells
C
Q.2: What is the importance of respiration in plants??
  1. It provides oxygen to plants
  2. It liberates energy
  3. It liberates carbon dioxide
  4. All of the above
D
Q.3: The end-products of respiration in plants are:?
  1. H2O and energy
  2. Starch and O2
  3. Sugar and O2
  4. CO2\,\ H2O and energy
D
Q.4: Alcohol is produced during the process of?
  1. None of them
  2. Photosynthesis
  3. Aerobic respiration
  4. Anaerobic respiration
D
Q.5: In animals the product of anaerobic respiration is:?
  1. Lactic acid
  2. Pyruvic acid
  3. Uracil
  4. Uric acid
A
Q.6: Plants gain weight due to?
  1. Transpiration
  2. Photosynthesis
  3. Respiration
  4. None of the above
B
Q.7: The respiratory organs of insects are?
  1. Tracheae
  2. Lungs
  3. Malpighian tubules
  4. Flame cells
A
Q.8: The intake of O2 and release of CO2 by blood passing through the capillaries of the alveoli are brought about by:?
  1. Osmosis
  2. Active transport
  3. Diffusion
  4. None of them
C
Q.9: Tuberculosis is caused by:?
  1. Bacteria
  2. None of these
  3. Worn
  4. Virus
A
Q.10: Cigarette smoke contains?
  1. Tar
  2. CO
  3. Nicotine
  4. All of them
D
Q.11: A mole of glucose has?
  1. 263 KJ of energy
  2. 11200 KJ of energy
  3. 2827 KJ of energy
  4. None of these
C
Q.12: Anaerobic respiration is commercially used?
  1. for ripening of tea leave and tobacco leaves
  2. to prepare cheese, yogurt and bread
  3. Both Above
  4. None of these
C
Q.13: Each step of respiration is controlled by?
  1. None of these
  2. specific cells
  3. ATPase
  4. A specific enzyme
D
Q.14: Oxygen diffused in the tissues of insects is?
  1. dissolved in water
  2. dissolved in blood
  3. in gaseous form
  4. None of these
C
Q.15: Mitochondria are the cellular organelles where?
  1. anaerobic respiration occurs
  2. photosynthesis takes place
  3. respiration takes place
  4. None of these
C
Q.16: In photosynthesis body weight is?
  1. increased
  2. remained same
  3. None of these
  4. reduced
A
Q.17: Aerobic respiration occurs in the presence of??
  1. Oxygen
  2. Hydrogen
  3. Nitrogen
  4. Carbon dioxide
A
Q.18: Tracheal tubes are found in:?
  1. Arthropods
  2. All of them
  3. Proiferian
  4. Terrestrial insects
D
Q.19: Lungs are found in:?
  1. Reptiles
  2. Mammals
  3. Amphibians
  4. All of them
D
Q.20: Cigarette smoke contain:?
  1. Tar
  2. Carbon monoxide
  3. Nicotian
  4. All of them
D
Q.21: Nicotine is:?
  1. Worm
  2. non-addictive
  3. Aromatic
  4. refreshing
A
Q.22: A mole of glucose has ---------- KJ of energy which is released during oxidation:?
  1. 2827
  2. 3078
  3. 2800
  4. 1100
A
Q.23: The respiratory organs of insects are:?
  1. osmosis
  2. Diffusion
  3. active transport
  4. None of the above
B
Q.24: The end products in aerobic respiration:?
  1. Water
  2. Carbon dioxide
  3. Both of them
  4. None
C
Q.25: End products of anaerobic respiration in bacteria:?
  1. Carbon dioxide
  2. Ethanol and carbon dioxide
  3. Lactic acid
  4. Ethanol
B
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