Question Pool Breathing for Energy

Breathing for Energy - SAMAGRA Question Pool & Answers | Class 9 English Medium

Kerala Syllabus SAMAGRA SCERT SAMAGRA Question Pool for Class 9 English Medium Biology Breathing for Energy

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Qn 1.

What is the purpose of distribution of iron tablets in schools as part of WIFS programme?



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Qn 2.

Observe the following illustration and answer the questions

(a)How does the difference in concentration of A  in alveoli and blood capillaries during inspiration help in this process?
(b)How the structure of Red blood cells is suitable for the formation of C?



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Qn 3.

If the carbon dioxide produced as a result of cellular respiration is not removed , it will affect homeostasis - What is your response to this statement?



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Qn 4.

Compare the process of respiration in Cockroach and fishes



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Qn 5.

Find the word pair relationship and fill in the blanks.Write the relationship between words

Cockroach:Trachea

Amoeba:…………..



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Qn 6.

Obseve the picture and answer the following questions.

(a)What is the aim of this experiment?

(b)What does the increase in the level of water in the second jar indicate? How is this beneficial to the body?

 



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Qn 7.

"Young man was saved by a lifeguard from drowning while bathing in the sea." - News

What first aid should be given to a victim in such situations?



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Qn 8.

Find the word pair relationship and fill in the blanks.

Heart:Pericardium

Lungs:………….



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Qn 9.

The diagram of human respiratory system is given below. Copy the picture, and label the following parts.

(a) The double layered protective membrane of the lungs

(b)The part where exchange of gases takes place.

(c)The part where ‘C’ shaped cartilaginous rings are present.



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Qn 10.

Analyze the following statements and choose the correct answer.

  1. Bronchioles are supported by cartilaginous rings.

  2. The exchange of respiratory gases takes place in pleura.

  3. Nasal cavity connects the nostrils with the pharynx.

  4. Diaphragm separates the thoracic and abdominal cavities.

  1. a,c are right

  2. c,d are right

  3. a is right

  4. b,d are right



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Qn 11.

“Like how the pericardium is to heart, so is the pleura to lung”-This is the opinion of a student in a discussion on respiratory system. Is there a basis for this comparison? Justify.



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Qn 12.

Correct the following flow chart related to respiratory system.



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Qn 13.

How far is the peculiarity of alveoli suitable for their function?



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Qn 14.

Write the reason for the diffusion of blood from the alveoli to the blood capillaries.

  1. Less concentration of oxygen in the blood.

  2. Decreased thickness of the walls of alveoli and blood capillaries.

  3. Increased concentration of oxygen in the alveoli.

  4. All of the above.



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Qn 15.

Does the haemoglobin has any role in the transport of oxygen and carbon dioxide? How?



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Qn 16.

Compete the following table suitably.

Inspiration

Process

Expiration

.............

Raises

.............

.............

............

Diaphragm

Ribs

Volume of thoracic cavity

Pressure in the thoracic cavity.

Air

............

...........

...........

...........

Expelled out

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    Qn 17.

    How do the contraction and relaxation of diaphragm and ribs help in inspiration and expiration ? Write your inferences?



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    Qn 18.

    Plan a simple experiment to find vital capacity?



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    Qn 19.

    Copy the diagram.

    (a)Label the direction of flow of Oxygen and carbon dioxide .

    (b)Does the difference in the concentration of the respiratory gases help in the exchange of gases? How?



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    Qn 20.

    Complete the following illustration



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    Qn 21.

    The vital capacity of three men A, B and C are given in the graph below.
    Analyze the graph and answer the questions.

    (a) Whose vital capacity is in the healthy condition?
    (b)Give two suggestions that will increase your vital capacity?



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    Qn 22.

    Find the word pair relationship and fill in the blanks.

    Stem : Lenticel

    Leaves:……………



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    Qn 23.

    Complete the given flowchart using appropriate sentences.



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    Qn 24.

    “It is necessary to include food items like leafy vegetables with iron content in our diet for the proper health of respiratory system”

    Do you agree with the above statement? Justify



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    Qn 25.

    Complete the following table on the basis of indicators

    Indicator

    Glycolysis

    Krebs Cycle

    Part where the stages of cellular

    respiration takes place

     

     

    Need of oxygen

     

     

    Number of ATP molecules

    produced

     

     

    Products

     

     

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      Qn 26.

      Find the word pair relationship and fill in the blanks.

      (a)Glycolysis : Cytoplasm

      Krebs cycle:……………

      (b)Glycolysis : 2 ATP

      Krebs cycle:……………


       



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      Qn 27.

      Find the word pair relationship and fill in the blanks

      Vital capacity: 4.5 litre

      Tidal Volume: ………..



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      Qn 28.

      Which one of the following is not related to inspiration?

      (a)Diaphragm relaxes.

      (b)Volume of thoracic cavity increases.

      (c)Pressure in the thoracic cavity decreases.

      (d)Ribs raises.



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      Qn 29.

      Complete the following chemical equation related to respiration



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      Qn 30.

      Find the word pair relationship and fill in the blanks

      Oxygen + Haemoglobin : Oxyhaemoglobin

      Carbon dioxide + Haemoglobin :…………………….



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      Qn 31.

      Find the word pair relationship and fill in the blanks

      Bacteria : ……………...

      Yeast : Alcohol



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      Qn 32.

      Observe the two activities given below.

      Activity 1
      Glucose + Oxygen ----------> Carbon Dioxide + Water + Energy
      Activity 2
      Carbon dioxide + water ------------> Glucose + Oxygen


      a) Identify the activity which occur in both plants and animals.

      b) Which activity takes place only in plants?



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      Qn 33.

      Find the word pair relationship and fill in the blanks

      Cellular respiration:30 ATP

      Fermentation:-------------



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      Qn 34.

      Find out the odd one and write the common feature of others

      (a)Emphysema,Bronchitis,Uremia,Lung cancer

      (b)bronchus,Alveoli,Pleura,Pericardium


       



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      Qn 35.

      Which is the most appropriate statement about breathing?
      a) Intake of oxygen to the lungs.

      b) Absorbing oxygen and releasing carbon dioxide.
      c) Releasing of energy from the nutrients by utilizing oxygen and removal of carbon dioxide.

      d) the raising and lowering of the rib.


       



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      Qn 36.

      Correct the underlined words of the following statement if it is not correct.

      (a)The main constituent for the synthesis of haemoglobin is iron .

      (b)Alcohol is formed by the fermentation of milk

      (c)Cartilaginous rings helps trachea to remain open always.

      (d)In plants, lenticel in leaves helps in gaseous exchange.


       



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      Qn 37.

      Find out the correct statements from the following.

      (a) Emphysema is a disease that affects alveoli

      (b) Smoking is the main cause of lung cancer.

      (c) 28 ATP molecules of energy is released by glycoslis

      (d) Krebs cycle takes place in Mitochondria

      A) a, b and c are correct

      B) a, b and d are correct

      C) Only A is right
      D) a and b are correct



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      Qn 38.

      Arrange column B and C of the table according to column A .

      A

      B

      C

      Pleura

      Diaphragm

      Alcohol

      Anareobic Respiration

      Yeast

      30 ATP

      Krebs Cycle

      Mitochondria

      Prevent friction

       

      Double layered membrane

      28 ATP



       

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        Qn 39.

        Arrange column B and C of the table according to column A .

        A

        B

        C

        Stem

        Fermentation

        Vital capacity

        Carbonic Acid

        Emphysema

        Tidal volume

        Tobacco

        Lenticel

        Homeostasis

         

        Acidity

        Gaseous exchange

         

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          Qn 40.

          Analyse the relation between respiration and photosynthesis and complete the following table

          Indicators

          Photosynthesis

          Respiration

          Functions

           

           

          Phases of the reaction

           

           

          Substrates

           

           

          Products

           

           


         

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          Qn 41.

          Observe the following illustration and answer the questions.