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Balbharati solutions for Class 8 Science chapter 11 - Human Body and Organ System

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Balbharati Balbharati Class 8 Science - General Science

Balbharati Class 8 Science - General Science - Shaalaa.com

Chapter 11: Human Body and Organ System

Exercise

Chapter 11: Human Body and Organ System Exercise Exercise solutions [Page 82]

Exercise | Q 1 | Page 82

Find out my partner.

 Group 'A'  Group 'B'
 1. Heart beats  a. 350 ml
 2. RBC  b. 7.4
 3 WBC  c. 37C
 4 Blood donation  d. 72 
 5 Normal body Temperature  e. 50-60 lakh/mm3 
 6 pH of oxygenated blood  f. 5000-6000 per mm3
Exercise | Q 2 | Page 82

Complete the following table.

 Organ system  Organs  Functions
 1. Respiratory     
 2. Circulatory system    
Exercise | Q 3.1 | Page 82

Draw neat and labeled diagram.

Respiratory system

Exercise | Q 3.2 | Page 82

Draw neat and labeled diagram.

Internal structure of heart.

Exercise | Q 4.1 | Page 82

Explain with reasons.

Human blood is red colured.

Exercise | Q 4.2 | Page 82

Explain with reasons.

Upward and downward movement of diaphragm occurs consecutively.

Exercise | Q 4.3 | Page 82

Explain with reasons.

Blood donation is considered to be superior of all donations.

Exercise | Q 4.4 | Page 82

Explain with reasons.

person with 'O' blood group is considered as 'universal donor'

Exercise | Q 4.5 | Page 82

Explain with reasons

Food must have limited amount of salts.

Exercise | Q 5.1 | Page 82

Answer the follwing question in your own words.

Explain the functional correlation of circulatory system with respiratory, digestive and excretory system.

Exercise | Q 5.2 | Page 82

Answer the follwing question in your own words.

Explain the structure and function of human blood.

Exercise | Q 5.3 | Page 82

Answer the follwing question in your own words.

Explain the importance and need of blood donation.

Exercise | Q 6.1 | Page 82

Explain the differences.

Arteries and veins.

Exercise | Q 6.2 | Page 82

Explain the differences.

External and internal respiration

Exercise | Q 7 | Page 82

Which health parameters of blood donor should be checked?

Exercise | Q 8.1 | Page 82

Fill in the blanks using appropriant words given in the bracket.

RBCs of the blood conatin __________, an iron compound.

Exercise | Q 8.2 | Page 82

Fill in the blanks using appropriant words.

__________ is present between thoracic and abdominal cavity.

Exercise | Q 8.3 | Page 82

Fill in the blanks using appropriant words.

Cardiac muscles are ____________

Exercise | Q 8.4 | Page 82

Fill in the blanks using appropriant words

pH of oxygenated blood is _________.

Exercise | Q 8.5 | Page 82

Fill in the blanks using appropriant words.

Production of RBCs occurs in__________

Exercise | Q 9.1 | Page 82

Find odd one out.

A, O, K, AB, B.

Exercise | Q 9.2 | Page 82

Find odd one out.

Blood plasma, platelets, blood transfusion, blood corpuscles.

Exercise | Q 9.3 | Page 82

Find odd one out.

Trachea, alveoli, diaphragam, capillaries.

Exercise | Q 9.4 | Page 82

Find odd one out.

Neutrophils, globulins, albumins, prothrombin.    

Exercise | Q 10 | Page 82

Read the following paragraph and identify the disease.

Today, her child became one and half year old. However, that child does not seem to be healthy and happy. It was continuously crying and gradually becoming weak. It has shortness of breath. Its nails have become blue.

Exercise | Q 11 | Page 82

Your neighboring uncle has been diagnosed with hypertension. what should he do to keep hsi blood pressure within normal range?

Chapter 11: Human Body and Organ System

Exercise

Balbharati Balbharati Class 8 Science - General Science

Balbharati Class 8 Science - General Science - Shaalaa.com

Balbharati solutions for Class 8 Science chapter 11 - Human Body and Organ System

Balbharati solutions for Class 8 chapter 11 (Human Body and Organ System) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the Maharashtra State Board Balbharati Class 8 Science - General Science solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. Balbharati textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Class 8 Science chapter 11 Human Body and Organ System are Concept of Human Body and Organ System, Respiratory System : Structure and Function, Blood Circulatory System, Human Blood Groups.

Using Balbharati Class 8 solutions Human Body and Organ System exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Balbharati Solutions are important questions that can be asked in the final exam. Maximum students of Maharashtra State Board Class 8 prefer Balbharati Textbook Solutions to score more in exam.

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