Subject Class: 8th

Homework(17/04/2020)

Computer: Read Ch-1 Computer Revised.

MD. Sr. Secondary School, Mankrola

Class: VIII Subject: Science

HOMEWORK:

Learn and write question answer in your notebook.

Revise all the notes thoroughly.

CHAPTER 1: CROP PRODUCTION AND MANAGEMENT

Students today we will discuss NCERT exercise questions Q9, Q10 and Q11

(chapter end exercise) page no. 13-15.

NCERT questions Q1 to Q8 we have already discussed in your previous notes.

So, Let’s begin.

EXERCISE QUESTIONS (Page no. 13-15):

Q9. What are weeds? How can we control them?

Solution:

In a field many other undesirable plants may grow naturally along with the crop. These

undesirable plants are called weeds. Weeds can be controlled by methods called weeding.

Tilling before sowing of crops helps in uprooting and killing of weeds, which may then dry

up and get mixed with the soil. Weeds are also controlled by using certain chemicals, called

weedicides.

Q10. Arrange the following boxes in proper order to make a flow chart of sugarcane

crop production.

Solution:

Q11. Complete the following word puzzle with the help of clues given below.

Down

1. Providing water to the crops.

2. Keeping crop grains for a long time under proper conditions.

5. Certain plants of the same kind grown on a large scale.

Across

3. A machine used for cutting the matured crop.

4. A rabi crop that is also one of the pulses.

6. A process of separating the grain from chaff.

Solution:

M.D. SENIOR SECONDARY SCHOOL MANKDOLA (GURUGRAM)

HOME WORK

CLASS-VIII SUBJECT-ENGLISH DATED-17-04-20

Read the lesson carefully and learn the story.

Find difficult words from the given story and write their Synonyms and

Antonyms ( at least 25 Synonyms and Antonyms.) Also write and learn them

HOME ASSIGNMENT OF 8th

CLASS MATHS

SQUARE AND SQUARE ROOT

CLASS: VIII DATE: 17.4.2020

Note down the following in your notebook.

NOTE:- Learn and write tables of 12 and 15 in the notebook.

M.D. Sr. Sec School , Mankrola

Home Assignment. Class-8th

Ch-2

Subject :Social Study(Geo)

Date :17th

April 2020

Note: Attempt all questions and answers in your notebook and

learn it.

(A) State true and false:

1. Land , soil and water are the three major natural

resources . True

2. The quality of land is increasing day by day due to

too much cutting of trees. False.

3. The land under permanent pasture is very low

False.

4. Soil is the medium for the growth of plants and

vegetation. True

5. Through subsoil is below the top soil which

supports moisture . True

6. There is no need to conserve the soil. False

7. Soil formation is long gradual process. True

8. Land is a natural and important reresource True

9. Agriculture mining depends on the quality of land. True.

10 Only 30% water is freshwater . False