Advertisements
Advertisements
प्रश्न
Which of the following statements are correct?
(i) pyruvate can be converted into ethanol and carbon dioxide by yeast
(ii) fermentation takes place in the case of aerobic bacteria
(iii) fermentation takes place in mitochondria
(iv) fermentation is a form of anaerobic respiration
पर्याय
(i) and (iii)
(i) and (iii)
(ii) and (iv)
(ii) and (iv)
(i) and (iv)
(i) and (iv)
(ii) and (iii)
(ii) and (iii)
Advertisements
उत्तर
(i) and (iv)
Statements (i) and (iv) are correct. The explanation for the wrong statements are as follows:
(ii) Fermentation takes place in the case of anaerobic bacteria.
(iii) Fermentation takes place in the cytoplasm.
APPEARS IN
संबंधित प्रश्न
List the differences between aerobic and anaerobic respiration.
The exchange of respiratory gases in the cells of plants occurs by the process of _______________
(a) Osmosis
(b) Diffusion
(c) Glycolysis
(d) exhalation
Name the pores in a leaf through which respiratory exchange of gases takes place.
Fill in the Following Blank with Suitable Word.
_________ In the Lungs Provide a Very Large Surface Area for Gaseous Exchange.
What is meant by aquatic animals and terrestrial animals?
What is the function of the respiratory system?
Draw a labelled diagram of the human respiratory system.
How are oxygen and carbon dioxide exchanged in our body during respiration?
Internal respiration may be defined as:
One of the following organisms does not depend on the simple diffusion of gases for breathing and respiration. This organism is:
During marathon, we sometimes get painful contractions of leg muscles due to the accumulation of one of the following in leg muscles. This is:
An organism X having breathing organs A lives on land. When organism X goes underwater, it cannot survive for a long time unless carrying an oxygen cylinder. On the other hand, the organism Y having breathing organs B always lives in water and if taken out of the water, it dies after a short while. A third organism Z having breathing organs C and D which lives on the banks of ponds, lakes, and rivers can survive on land as well as in water equally well.
(a) What could organism X be? Name the breathing organs A.
(b) What could organism Y be? Name the breathing organs B.
(c) What could organism Z be? Name the breathing organs C and D.
(d) Out of X, Y, and Z, which organism is (i) amphibian, (ii) aquatic, and (iii)
terrestrial?
What is the name of tissues which transport:
water and minerals in a plant?
Name the body structure concerned with the given functional activity:
Prevents food from entering the trachea during swallowing.
Give suitable explanation for the following :
Why does a person feel breathlessness at higher altitudes?
Draw a diagram of the human respiratory system and label - pharynx, trachea, lungs, diaphragm and alveolar sac on it.
____________ is necessary for the respiration in plant.
What is common between extensive network of blood vessels around walls of alveoli and in glomerulus of nephron?
Mark the following statement as True or False. Correct the false statement.
Insects have spiracles on the lower surface of the body
Mark the following statement as True or False. Correct the false statement.
Exhaled air has more percentage of CO2 than inhaled air
