SC
stringlengths
1
129
19. Collect information about cutaneous respiration in frog. Prepare a note and display them in your
classroom.(AS4)
20. Collect information about respiratory diseases (because of pollution, tobacco) and discuss with
your classmates.(AS4)
21. What is the pathway taken by air in the respiratory system? Illustrate with a labelled diagram.(AS5)
22. Draw a block diagram showing events in respiration. Write what you understood about cellular
respiration.(AS5)
Free distribution by T.S. Government 2019-20 45
23. How you appreciate the mechanism of respiration in our body?(AS6)
24. Prepare an article on anaerobic respiration to present school symposium.(AS7)
null
null
null
null
A
25. Prepare a cartoon on discussion between haemoglobin and chlorophyll about respiration.(AS7)
null
null
Fill in the blanks
null
null
null
null
AN
1. Exhaled air contains _________ and _________.
2. A flap like muscular valve controls movement of air and food is ___________.
null
null
null
null
NG
3. Energy currency of the cell is called _____________.
4. Lenticels are the respiratory organs exists in __________ part of plant.
5. Mangroove trees respire with their ____________.
null
null
Choose the correct answer
LA
6. We will find vocal cords in ( )
A) larynx B) pharynx C) nasal cavity D) trachea
TE
null
7. Cluster of air sacs in lungs are called ( )
A) alveoli B) bronchi C) bronchioles D) air spaces
8. Which of the following is correct ( )
i) the diaphragm contracts - volume of chest cavity increased
T
null
null
ii) the diaphragm contracts - volume of chest cavity decreased
iii) the diaphragm expands - volume of chest cavity increased
ER
null
null
null
null
iv) the diaphragm expands - volume of chest cavity decreased
A) i B) i & ii C) ii & iii D) iv
9. Respiration is a catabolic process because of ( )
A) breakdown of complex food molecules B) conversion of light energy
SC
null
null
null
null
C) synthesis of chemical energy D) energy storage
10. Energy is stored in ( )
A) nucleus B) mitochondria C) ribosomes D) cell wall
null
null
null
null
46 X Class Respiration - The energy releasing system
Annexure
null
null
null
null
A
Pranayama - The art of breathing
It is wonder to know that only human beings
null
null
null
null
AN
have to learn how to breath. Our lungs are divided
into lobes. At each breath we will inhale or exhale
only 500ml of air. Where as our lung capacity is
approximately 5800ml. So most of the time
breathing takes place in the upper lobes only. This
null
null
null
null
NG
means we are not using our lungs to their fullest
capacity. Even after complete expiration
approximately 1200ml of air remains in our
lungs. So we can make use of 4600ml of lung