Last Updated on August 26, 2024 by XAM CONTENT
Hello students, we are providing case study questions for class 8 science. Case study questions are the new question format that is introduced in CBSE board. The resources for case study questions are very less. So, to help students we have created chapterwise case study questions for class 8 science. In this article, you will find case study questions for cbse class 8 science chapter 1 Crop Production and Management.
| Chapter | Crop Production and Management |
| Type of Questions | Case Study Questions |
| Nature of Questions | Competency Based Questions |
| Board | CBSE |
| Class | 8 |
| Subject | Science |
| Useful for | Class 8 Studying Students |
| Answers provided | Yes |
| Difficulty level | Mentioned |
| Important Link | Class 8 Science Chapterwise Case Study |
Case Study Questions on Crop Production and Management
Questions
Question 1: A boy named Yash from Gwalior who studies in 8th standard is very fond of plants. He has a small garden in the backyard. Where he’s planted many small plants and takes good care of them. He regularly waters all the plants and uses fertilizers on them to keep them healthy. One day, a small announcement was made in school. In summer vacations, every student needs to do a project according to his/her own interest. Yash decided to grow a plant during summers and present it in front of the whole class as his project. Yash decided to grow peas. So he went to the market and bought the best quality seeds, sand and fertilizers. He came back home, went to the backyard and planted the seed. Started taking good care of it. But as day passed he began to realise that the seeds he planted are getting worse. The plant was unhealthy and very poor in quality. He tried everything but was unable to figure out the solution.
Q.1. Rabi crops are grown in which period?
(a) February to June
(b) October to March
(c) June to November
(d) December to January
Difficulty Level: Easy
Ans. Option (b) is correct.
Explanation: Rabi crops are grown in winters from October to March and harvested in spring. They require warm climate for germination of seeds and cold climate to grow. Wheat, pea, barley are the examples of rabi crops.
Also read: Crop Production and Management Assertion Reason Questions Class 8 Science
Q.2. Which system is used for irrigation?
(a) Water
(b) Sprinkler System
(c) Drip System
(d) Both b and c
Difficulty Level: Easy
Ans. Option (d) is correct.
Explanation: Sprinkler system- It is the modern method of irrigation. In this system water passes through a pipe generally by pumping to watering a farm. In this, water is split into tiny drops that falls to the farms.
Drip System- It is also a method of modern irrigation. In this system, water falls drop by drop near the roots. it is a type of micro-irrigation which helps to save water.
Q.3. Why Yash’s crops were grown unhealthy?
Difficulty Level: Easy
Ans. Peas are the Rabi Crops which grows in winters i.e. from October to march and requires low temp at the seedling stage.
Q.4. What are the disadvantages of fertilisers?
Difficulty Level: Medium
Ans. The disadvantages of fertilisers are –
(i) Fertilisers change the nature of the soil and reduce its fertility.
(ii) Inadequate use of fertilisers can lead to pollution.
Also check
- Chemical Effects of Electric Current Class 8 Case Study Questions Science Chapter 11
- Sound Class 8 Case Study Questions Science Chapter 10
- Friction Class 8 Case Study Questions Science Chapter 9
- Force and Pressure Class 8 Case Study Questions Science Chapter 8
- Reaching the Age of Adolescence Class 8 Case Study Questions Science Chapter 7
- Reproduction in Animals Class 8 Case Study Questions Science Chapter 6
- Conservation of Plants and Animals Class 8 Case Study Questions Science Chapter 5
- Combustion and Flame Class 8 Case Study Questions Science Chapter 4
- Coal and Petroleum Class 8 Case Study Questions Science Chapter 3
- Microorganisms: Friend and Foe Class 8 Case Study Questions Science Chapter 2
- Crop Production and Management Class 8 Case Study Questions Science Chapter 1
Topics from which case study questions may be asked
- Knowing types of crops.
- Learning various agricultural practices involved in crop production.
- Discussing the irrigation methods used in agriculture.
- Knowing how to protect crops from pests.
- Discussing harvesting of crops and storage of grains.
- Knowing about animal husbandry.
Living organisms need food for their growth and survival. You know that plants can prepare their own food. Animals obtain their food from plants and other animals.
We, human beings also depend on plants for our food. In order to provide food for the increasing population, we need to increase the production of the food we obtain. For this purpose, regular production, proper management and distribution of food are necessary.
This chapter deals with how various agricultural practices are useful to obtain food on large scale. So based on this the above topic list is provided.
