Tiwari Academy Discussion

Kashika Jain

Asked: November 25, 2020In: Class 7 Science

Describe the steps involved in getting clarified water from wastewater.

NCERT Solutions for Class 7 Science Chapter 18 Important NCERT Questions 7th Chapter 18 Wastewater Story NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 4

Kashika Jain

Asked: November 25, 2020In: Class 7 Science

Why should oils and fats be not released in the drain? Explain.

NCERT Solutions for Class 7 Science Chapter 18 Important NCERT Questions 7th Chapter 18 Wastewater Story NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 3

Kashika Jain

Asked: November 25, 2020In: Class 7 Science

What is sewage? Explain why it is harmful to discharge untreated sewage into rivers or seas.

NCERT Solutions for Class 7 Science Chapter 18 Important NCERT Questions 7th Chapter 18 Wastewater Story NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 2

Kashika Jain

Asked: November 25, 2020In: Class 7 Science

Fill in the blanks: Drains get blocked by and .

NCERT Solutions for Class 7 Science Chapter 18 Important NCERT Questions 7th Chapter 18 Wastewater Story NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: d

Kashika Jain

Asked: November 25, 2020In: Class 7 Science

Fill in the blanks: Dried ____________ is used as manure.

NCERT Solutions for Class 7 Science Chapter 18 Important NCERT Questions 7th Chapter 18 Wastewater Story NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: c

Kashika Jain

Asked: November 25, 2020In: Class 7 Science

Fill in the blanks: Wastewater released by houses is called ____________.

NCERT Solutions for Class 7 Science Chapter 18 Important NCERT Questions 7th Chapter 18 Wastewater Story NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: b

Kashika Jain

Asked: November 25, 2020In: Class 7 Science

Fill in the blanks: Cleaning of water is a process of removing _________.

NCERT Solutions for Class 7 Science Chapter 18 Important NCERT Questions 7th Chapter 18 Wastewater Story NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 1 Part: i

Poll

Jaahnavi

Asked: November 25, 2020In: Class 7 Science

Micro-organisms act upon the dead plants to produce

NCERT Solutions for Class 7 Science Chapter 17 Important NCERT Questions 7th Chapter 17 Forests: Our Lifeline NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 13

Poll

Jaahnavi

Asked: November 25, 2020In: Class 7 Science

Which of the following is not a forest product?

NCERT Solutions for Class 7 Science Chapter 17 Important NCERT Questions 7th Chapter 17 Forests: Our Lifeline NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 11

Jaahnavi

Asked: November 25, 2020In: Class 7 Science

Explain why there is a need of variety of animals and plants in a forest.

NCERT Solutions for Class 7 Science Chapter 17 Important NCERT Questions 7th Chapter 17 Forests: Our Lifeline NCERT Books for Session 2022-2023 CBSE Board and State Board Questions No: 9

Describe the steps involved in getting clarified water from wastewater.

Why should oils and fats be not released in the drain? Explain.

What is sewage? Explain why it is harmful to discharge untreated sewage into rivers or seas.

Fill in the blanks: Drains get blocked by and .

Fill in the blanks: Dried ____________ is used as manure.

Fill in the blanks: Wastewater released by houses is called ____________.

Fill in the blanks: Cleaning of water is a process of removing _________.

Micro-organisms act upon the dead plants to produce

Which of the following is not a forest product?

Explain why there is a need of variety of animals and plants in a forest.

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