Chaaya

Indali

Asked: February 21, 2021In: Class 11 Biology

What is the significance of atrio-ventricular node and atrio-ventricular bundle in the functioning of heart?

NCERT Solutions for Class 11 Biology Chapter 18 Body Fluids and Circulation Important Board Questions Body Fluids and Circulation NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 11

Indali

Asked: February 21, 2021In: Class 11 Biology

Sino-atrial node is called the pacemaker of our heart. Why?

NCERT Solutions for Class 11 Biology Chapter 18 Body Fluids and Circulation Important Board Questions Body Fluids and Circulation NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 10

Indali

Asked: February 21, 2021In: Class 11 Biology

Why do we call our heart myogenic?

NCERT Solutions for Class 11 Biology Chapter 18 Body Fluids and Circulation Important Board Questions Body Fluids and Circulation NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 9

Indali

Asked: February 21, 2021In: Class 11 Biology

Describe the evolutionary change in the pattern of heart among the vertebrates.

NCERT Solutions for Class 11 Biology Chapter 18 Body Fluids and Circulation Important Board Questions Body Fluids and Circulation NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 8

Indali

Asked: February 21, 2021In: Class 11 Biology

What is meant by double circulation? What is its significance?

NCERT Solutions for Class 11 Biology Chapter 18 Body Fluids and Circulation Important Board Questions Body Fluids and Circulation NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 6

Ashok0210

Asked: February 21, 2021In: Class 12 Physics

In a potentiometer arrangement, a cell of emf 1.25 V gives a balance point at 35.0 cm length of the wire. If the cell is replaced by another cell and the balance point shifts to 63.0 cm, what is the emf of the second cell?

Class 12 Physics CBSE and UP Board Current Electricity Exercise 3 Chapter-3 Exercise 3.12

Indali

Asked: February 21, 2021In: Class 11 Biology

Why do we consider blood as a connective tissue?

NCERT Solutions for Class 11 Biology Chapter 18 Body Fluids and Circulation Important Board Questions Body Fluids and Circulation NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 4

Ashok0210

Asked: February 21, 2021In: Class 12 Physics

A storage battery of emf 8.0 V and internal resistance 0.5 Ω is being charged by a 120 V dc supply using a series resistor of 15.5 Ω. What is the terminal voltage of the battery during charging? What is the purpose of having a series resistor in the charging circuit?

Class 12 Physics CBSE and UP Board Current Electricity Exercise 3 Chapter-3 Exercise 3.11

Chaaya

What is the significance of atrio-ventricular node and atrio-ventricular bundle in the functioning of heart?

Sino-atrial node is called the pacemaker of our heart. Why?

Why do we call our heart myogenic?

Describe the evolutionary change in the pattern of heart among the vertebrates.

What is meant by double circulation? What is its significance?

In a potentiometer arrangement, a cell of emf 1.25 V gives a balance point at 35.0 cm length of the wire. If the cell is replaced by another cell and the balance point shifts to 63.0 cm, what is the emf of the second cell?

Why do we consider blood as a connective tissue?

A storage battery of emf 8.0 V and internal resistance 0.5 Ω is being charged by a 120 V dc supply using a series resistor of 15.5 Ω. What is the terminal voltage of the battery during charging? What is the purpose of having a series resistor in the charging circuit?

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