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Chapters
2: Motions of the Earth
3: The Earth and its Living World
4: Environmental Balance
5: Family Values
6: Rules Are for Everyone
7: Let us Solve our own Problems
8: Public Facilities and My School
9: Maps - our Companions
10: Getting to Know India
11: Our Home and Environment
12: Food for All
13: Methods of Preserving Food
14: Transport
15: Communication and Mass Media
16: Water
17: Clothes - our Necessity
18: The Environment and Us
19: Constituents of Food
20: Our Emotional World
▶ 21: Busy at Work - our Internal Organs
22: Growth and Personality Development
23: Infectious Diseases and how to Prevent them
24: Substances, Objects and Energy
25: Community Health and Hygiene
![Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board chapter 21 - Busy at Work - our Internal Organs - Shaalaa.com](/images/environmental-studies-1-english-5-standard-maharashtra-state-board_6:6bd5e75d378149d6a404f388f0b062cd.jpg "Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board chapter 21 - Busy at Work - our Internal Organs")
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Solutions for Chapter 21: Busy at Work - our Internal Organs
Below listed, you can find solutions for Chapter 21 of Maharashtra State Board Balbharati for Environmental Studies 1 [English] 5 Standard Maharashtra State Board.
Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board 21 Busy at Work - our Internal Organs Can you recall ? [Page 107]
Take a large sheet of thick paper, about the height of a child in the class. Put it on the wall as shown in the picture and secure it with tapes. Ask one student to stand against it and another to draw the outline of the body. Now get other students to point out the right places of the following organs within the outline - the brain, lungs, heart, and stomach. Now recall the following details about each of the organs. (1) In which cavity of the body is it situated? (2) What is its function? (3) Which are the bones that protect it?
Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board 21 Busy at Work - our Internal Organs Can you tell? 1 [Page 107]
What bodily needs or sensations do you become aware of even though you are reading a book?
Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board 21 Busy at Work - our Internal Organs Can you tell? 2 [Page 111]
Name the organs that bring about respiration.
Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board 21 Busy at Work - our Internal Organs Use your brain power! 1 [Page 111]
Name the organs of the digestive system
Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board 21 Busy at Work - our Internal Organs Can you tell? 3 [Page 111]
How do we know that we are hungry and that we should now eat?
How do the salivary glands come to know that there is food in the mouth and it is time to secrete saliva?
What makes respiration and blood circulation go on all the time, and the processes of digestion happen at the right time?
Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board 21 Busy at Work - our Internal Organs Use your brain power! 2 [Page 113]
Which systems work together to provide the body with energy?
Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board 21 Busy at Work - our Internal Organs Exercises [Page 114]
What’s the solution?
A person has fainted, and a crowd of people has surrounded him.
Use your brain power!
Why do we sometimes choke suddenly while eating?
Use your brain power!
How is the air that we inhale purified in our body?
_____ gas is transported to all parts of the body.
The stomach is like a ______.
Match the following.
| Group A | Group B |
| (1) Lungs | (a) Circulation |
| (2) Stomach | (b) Respiration |
| (3) Heart | (c) Co-ordination |
| (4) Brain | (d) Digestion |
Name the systems that carry out the different functions of the body.
Describe how the exchange of oxygen and carbon dioxide gases takes place in the lungs.
Why do we call saliva a digestive juice?
Respiration takes place because of its up and down movement.
circulation
trachea
diaphragm
The process of keeping the blood flowing continuously throughout the body.
circulation
trachea
diaphragm
Air that enters through the nose passes into this tube.
Circulation
Trachea
Diaphragm
Solutions for 21: Busy at Work - our Internal Organs
Balbharati solutions for Environmental Studies 1 [English] 5 Standard Maharashtra State Board chapter 21 - Busy at Work - our Internal Organs
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Concepts covered in Environmental Studies 1 [English] 5 Standard Maharashtra State Board chapter 21 Busy at Work - our Internal Organs are Human Digestive System, Human Excretory System, Human Organ System, Human Respiratory System, Human Body, Blood Circulatory System in Human, Human Nervous System, Human Skeleton System, Respiration, The effects of smoking and Passive Smoking.
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