Class 7

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Bahgvanti

Asked: November 24, 2020In: Class 7 Science

During exhalation, the ribs

NCERT Solutions for Class 7 Science Chapter 10 Important NCERT Questions 7th Chapter 10 Respiration in Organisms NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 5 Part: d

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Bahgvanti

Asked: November 24, 2020In: Class 7 Science

Normal range of breathing rate per minute in an average adult person at rest is:

NCERT Solutions for Class 7 Science Chapter 10 Important NCERT Questions 7th Chapter 10 Respiration in Organisms NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 5 Part: c

Bahgvanti

Asked: November 24, 2020In: Class 7 Science

In cockroaches, air enters the body through

NCERT Solutions for Class 7 Science Chapter 10 Important NCERT Questions 7th Chapter 10 Gravitation NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 5 Part: a

Bahgvanti

Asked: November 24, 2020In: Class 7 Science

Take three test-tubes. Fill each of each with water. Label them A, B and C. Keep a snail in test-tube A, a water plant in test-tube B and in C, keep snail and plant both. Which test-tube would have the highest concentration of CO₂?

NCERT Solutions for Class 7 Science Chapter 10 Important NCERT Questions 7th Chapter 10 Gravitation NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 4

Bahgvanti

Asked: November 24, 2020In: Class 7 Science

Why do we often sneeze when we inhale a lot of dust-laden air?

NCERT Solutions for Class 7 Science Chapter 10 Important NCERT Questions 7th Chapter 10 Gravitation NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 3

Category: Class 7

During exhalation, the ribs

Normal range of breathing rate per minute in an average adult person at rest is:

In cockroaches, air enters the body through

Take three test-tubes. Fill each of each with water. Label them A, B and C. Keep a snail in test-tube A, a water plant in test-tube B and in C, keep snail and plant both. Which test-tube would have the highest concentration of CO₂?

Why do we often sneeze when we inhale a lot of dust-laden air?

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