B A F Shaheen College Dhaka
Practice Half yearly Examination-2020 Class: IX
(English Version) Subject: Agriculture Studies (Creative Part)
Time: 2 hour 30 minutes Total Marks: 50 [N.B- Read the stems carefully and answer the associated questions. Answer any five questions.]
1. Sahidul learned to select crop according to the soil properties from local agriculcure officer. According to the advice he decided to plant potato and start preparing the land for potato cultivation.
a) What is soil? 1
b) What is meant by tillage? 2
c) How will Shahidul prepare his land? Explain. 3
d) Describe the soil properties of mentioned crop. 4
2. In Bangladesh, large scale soil erosion occurs due to rainfall. This soil erosion may be divided into following classes: A. Sheet erosion B. Rill erosion C. Channel erosion D. River bank erosion a) What is contours method? 1
b) Write down the causes of soil erosion. 2
c) Explain the “B”- type erosion mentioned in the stem. 3
d) How the above mentioned process can be controlled? Give your opinion. 4
3. Saju miah wants to preserve rice seed this year. For this he collects some gunny bags and learned the method of seed preservation. a) What is seed? 1
b) What is seed moisture test? Write the formula. 2
c) How will Saju miah preserve the seed? Explain. 3
d) Write the importance of the process done by Saju miah. 4
4. Rojob Ali cultivated carp fish in his pond last year. He knew that, only natural feed are not sufficient for growth of fish. So, he supplied supplementary feed by mixing of various feed ingredients. So he got good profit. a) What is supplementary feed? 1
b) What is meant by FCR? 2 Code: 134
c) How did Rojob Ali make the mixure for his fish cultivation? Give a chart. 3 d) Explain the advantage of that food given by Rojob Ali. 4
5. Properties of pond water can be divided into two groups. A. Physical properties B.
Chemical properties.
a) What is nursery pond? 1 b) Classify pond on the basis of durability of water. 2 c) What are the points to be considered in verifying the properties mentioned in “A” of the stem? Explain. 3 d) Analyse the effect of “B” for cultivating fish in pond. 4
6. After passing SSC examination Mintu takes vocational education of fish cultivation from Jubo Unnayan Proshikhan Kendro.He digs a new pond on his father’s fallow land and takes step first to remove the aquatic weeds and unwanted fish.Later as the released fish fries after application of lime and fertilizer.
a) Which fish lives in the middle layer of pond?
b) Why is repairing bank important?
c) Explain why does Mintu apply lime in the pond?
d) Evaluate the first steps taken by Mintu.
7.
Figure : Fish Sactuary
a. How many fish sanctuary are present in the country?
b. What is threatened species and critically endangered species?
c. Write down three remarkable ordinance based on stem topic.
d. Evaluate the importance of establishment of mentioned topic.
This Photo by Unknown Author is licensed under CC BY
8. Rahmat Ali cultivates blackgram in his two bighas of land in the last Rabi season.He planned to preserve blackgram in green condition in one bigha from his land.So that,he can fulfill the demand of live stock feed in adverse environment.
a. What is concentrated feed?
b. Write the main purpose of poultry feed conservation.
c. How will Rahmat Ali preserve the mentioned crop?
d. Analyse the importance of Rahmat Ali’s plan.
