Assignment 17 for class 9th
Q 1 Define and write at least two advantages of the following system of cropping:
(a) Mixed cropping
(b) Inter cropping
(c) crop rotation
Q2 Name some weeds and write methods of removal of weeds
Q3 Why do we need to protect our crops against pests?
Q4 Name some common pests and two plant diseases. .Explain the various methods of pest control in the fields.
HOTS
Q1 suggest the best methods of pest control and give reason for the same
Q2 Why is it advised to clear the previous crop before sowing the next?
Q 1 Define and write at least two advantages of the following system of cropping:
(a) Mixed cropping
(b) Inter cropping
(c) crop rotation
Q2 Name some weeds and write methods of removal of weeds
Q3 Why do we need to protect our crops against pests?
Q4 Name some common pests and two plant diseases. .Explain the various methods of pest control in the fields.
HOTS
Q1 suggest the best methods of pest control and give reason for the same
Q2 Why is it advised to clear the previous crop before sowing the next?
Thankew mam for the assignment😊😊
ReplyDeleteHarshita
9E
thank you mam
ReplyDeletethese are very helpful assignments
Ria Goel
9th D
Thankyou mam
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9e
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ReplyDeleteTaneeshka chhabra
9-D
Thank you so much mam.
ReplyDeletePrachi Mittal
9-D
Thank you mam for such a helpful assingement
ReplyDeleteAbhedika Singh
9E
Thank you Ma'am
ReplyDeleteShreya
9-E
Thank you
ReplyDeleteDone
ReplyDeleteCant understand q3 and HOTS
ReplyDeleteThanks mam for assignment
ReplyDeleteVaibhav garg
9-E
Thank u mam for this assignment
ReplyDeletePridhi
9th e
Thank you Mam
ReplyDeleteAyush Mohan
IX-E
Mam what is the answer of this question
ReplyDeleteQ- why is advised to clear the previous
Crop before sowing the next? Hots Q2
Harsh jain
9-f
To avoid any weed or pest to be transmitted to the next crop
Deletethank you mam i have done the assignment
ReplyDeleteprateek
9f
Please mam
ReplyDeletethank you mam for the assignment
ReplyDeleteThnx for the assignment mam
ReplyDeleteI knew all the answers
mam I am not getting answer of last question hots please give hint
ReplyDeletefor the best method of pest control ---- the biological methods like crop rotation .intercropping , mixed cropping or growing disease resistant varieties. also one can try natural predators to kill the pests like australian lady bird eats scale insect which distroys crops
Deletethese methos are ecofriendly ,without pollution and does not affect the crop either
Thank you man i have done this assignment
ReplyDeleteAkshit
9f
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ReplyDeletethank you mam
ReplyDeletei have done it!
Shagun
ix-d
Thanku Mam
ReplyDeleteMihika
IX-E
Thank you so much mam ...I've completed it ...
ReplyDeleteShubhi garg
IX-D
Thank you mam
ReplyDeleteFahad Rehman
IX-D
Maam Pls tell the answer of last ques of Hots...
ReplyDeleteI have done the rest
Devanshi Gupta
9C
Mam I have done this assignment.
ReplyDelete9th F
Sarthak
Ma'am I have done this assessment
ReplyDeleteMa'am I have done this assessment
ReplyDeleteI have completed the assignment
ReplyDeleteJUHI NAGPAL
IX-C
Ma'am I have read a very good article on crop protection
ReplyDeleteJUHI NAGPAL
IX-C
THANK YOU MA'AM,
ReplyDeleteI HAVE DONE THIS ASSIGNMENT.
YASH AGGARWAL
IX-C
Thank u mam
ReplyDeleteKinjal 9th E
Thanks mam
ReplyDeleteAnshika jain
IX. C
Thank you mam
ReplyDeleteOm Raghuvanshi
9-C
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ReplyDeleteOm Raghuvanshi
9-C
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ReplyDeleteThank you mam
ReplyDeleteThank you mam for the assignment.
ReplyDeleteDhwani Singh
9 - c
Thanks mam for ur support and guadence
ReplyDeleteVardaan 9c
Guidance""
ReplyDeletethank you mam
ReplyDeletevrinda
9-f
thank you mam
ReplyDeletevrinda
9-f
thank you mam for the assignments...these assignments are very helpful
ReplyDeleteHimanshu Bansal
IX-D
Thanks Mam
ReplyDeletePALAK SHARMA
IX-E
THANK YOU MAM I HAVE DONE THIS ASSIGNMENT
ReplyDeleteTANEESHKA CHHABRA
9-D
Thanks mam.
ReplyDeleteI have done all the questions
Yash Bhambri
IX-D
Thanks mam.
ReplyDeleteI have done all the questions
Yash Bhambri
IX-D