Class 8  >  Science Class 8  >  Test: Crop Production And Management (Easy) Download as PDF

Test: Crop Production And Management (Easy)


Test Description

15 Questions MCQ Test Science Class 8 | Test: Crop Production And Management (Easy)

Test: Crop Production And Management (Easy) for Class 8 2022 is part of Science Class 8 preparation. The Test: Crop Production And Management (Easy) questions and answers have been prepared according to the Class 8 exam syllabus.The Test: Crop Production And Management (Easy) MCQs are made for Class 8 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Crop Production And Management (Easy) below.
Solutions of Test: Crop Production And Management (Easy) questions in English are available as part of our Science Class 8 for Class 8 & Test: Crop Production And Management (Easy) solutions in Hindi for Science Class 8 course. Download more important topics, notes, lectures and mock test series for Class 8 Exam by signing up for free. Attempt Test: Crop Production And Management (Easy) | 15 questions in 15 minutes | Mock test for Class 8 preparation | Free important questions MCQ to study Science Class 8 for Class 8 Exam | Download free PDF with solutions
1 Crore+ students have signed up on EduRev. Have you?
Test: Crop Production And Management (Easy) - Question 1

Which one of the following is obtained from animals?

Detailed Solution for Test: Crop Production And Management (Easy) - Question 1

Wool is mainly obtained by shearing fleece from living animals, but pelts of slaughtered sheep are sometimes treated to loosen the fibre, yielding an inferior type called pulled wool.

 

 

Test: Crop Production And Management (Easy) - Question 2

Animal husbandry is the scientific management of

(i) Animal breeding

(ii) Culture of animals

(iii) Animal livestock

(iv) Rearing of animals

Detailed Solution for Test: Crop Production And Management (Easy) - Question 2

Animal husbandry is the farming or management of animal livestock which includes various aspects such as animal's shelter, feeding, health and disease control. As animal husbandry is scientific management of farm animals, it serves many uses for human beings.

  • It helps in enhancing milk production

  • It increases egg production

  • It increases meat production

  • It increases fish production

  • It helps in the proper management of agricultural wastes.

So option D is correct

 

 

 

Test: Crop Production And Management (Easy) - Question 3

Ploughing helps in:

Detailed Solution for Test: Crop Production And Management (Easy) - Question 3 The primary purpose of ploughing is to turn over the upper layer of the soil, bringing fresh nutrients to the surface, while burying weeds and the remains of previous crops and allowing them to break down. Ploughing enhances the water retention capacity of the soil.

Test: Crop Production And Management (Easy) - Question 4

Which are the different traditional methods of irrigation?

Detailed Solution for Test: Crop Production And Management (Easy) - Question 4
  • Chain pump: A chain pump consists of two large wheels connected by a chain.

  • Dhekli: It is a process of drawing water from a well or such similar source.

  • Rahat: Rahat is a technology of manpower for lifting water from well. It is completely made of iron.

Test: Crop Production And Management (Easy) - Question 5

Like Paddy, the method of sowing seeds of tomato is

Detailed Solution for Test: Crop Production And Management (Easy) - Question 5

In agriculture, transplantation is the indirect method of seeding. In this method, a seed is grown in a nursery bed or a greenhouse. After some time, the seed grows into seedlings and are then transferred to the field. It is common in some plants like tomato, eggplant, peppers, fruit trees, African oil palm, coconut and many ornamental crops. This method is important for extending the growing season, protecting young plants from diseases and pests. It is also important for avoiding germination problems seen in the method of direct seeding.

 

 

Test: Crop Production And Management (Easy) - Question 6

Weeds affect the crop plants by

Detailed Solution for Test: Crop Production And Management (Easy) - Question 6

Weeds are nothing but unwanted crops that grow along with the main crop. Thus, they compete with the main crop for sunlight, water, nutrients, and space and thus reduce the resources available to them. In this way, they hamper the growth of the main crop.

 

 

Test: Crop Production And Management (Easy) - Question 7

I am a plant; I grow in crop fields. Farmers pluck me. I do not know the reason. Can you tell who I am?

Detailed Solution for Test: Crop Production And Management (Easy) - Question 7

I am a weed: Weeds are undesirable plants which grow in an agricultural area. They compete with the crop for water and soil nutrients. Some weeds produce toxic substances which damage neighbouring crops. They also provide shelter for insects that may decrease crop yield. Hence the farmer plucks the weed.

 

 

Test: Crop Production And Management (Easy) - Question 8

State whether the given statement is True or False: Cod liver oil is a rich source Of Vitamin D and can be obtained by fish.

Detailed Solution for Test: Crop Production And Management (Easy) - Question 8

Cod liver oil is a rich source of vitamin D and can be obtained by fish. So, the given statement is True.

Test: Crop Production And Management (Easy) - Question 9

Winnowing is______________

Detailed Solution for Test: Crop Production And Management (Easy) - Question 9

Cutting the crop is the first operation in the harvesting process. Separation of grain from chaff by blowing a current of air through the grain is called winnowing. The process of detaching the grains from the ear head, cob or pod is called threshing. It is basically the removal of grains from the plant by striking, treading or rupturing.

 

 

Test: Crop Production And Management (Easy) - Question 10

The last step in crop production is

Detailed Solution for Test: Crop Production And Management (Easy) - Question 10

The final step is Harvesting, and Sickles are usually used for harvesting.

Test: Crop Production And Management (Easy) - Question 11

Which of the following is also called unwanted plants?

Detailed Solution for Test: Crop Production And Management (Easy) - Question 11

Weeds are the unwanted or undesirable plants as they compete with desirable crops in the field for nutrients, sunlight, and interfere with crops' growth.

 

 

Test: Crop Production And Management (Easy) - Question 12

Nowadays, the seed is sown in the field using

Detailed Solution for Test: Crop Production And Management (Easy) - Question 12

A seed drill is a sowing device that positions seeds in the morning and then covers them. The seed drill sows the seeds at equal distances and proper depth, ensuring that the seeds get covered with soil and are saved from being eaten by birds. It is an efficient method used to save time. Thus, the correct answer is option B.

 

 

Test: Crop Production And Management (Easy) - Question 13

State whether the given statement is True or False: The animals reared at home or in farms, have to be provided with proper food, shelter and care.

Detailed Solution for Test: Crop Production And Management (Easy) - Question 13

The animals reared at home or in farms, have to be provided with proper food, shelter and care to protect them from various diseases and to maintain the quality of the animals reared. So, the given statement is True.

 

 

Test: Crop Production And Management (Easy) - Question 14

While ploughing a plank is used to break the soil crumbs into

Detailed Solution for Test: Crop Production And Management (Easy) - Question 14

Depending upon the animals available on a farm, ploughing is done using horses and camels to pull ploughs. A plank is used to break the crumbs into fine soil. The next step is to level the ground with the help of a leveller.

 

 

Test: Crop Production And Management (Easy) - Question 15

Which of the following statements can be regarded as an advantage of seed drill?

Detailed Solution for Test: Crop Production And Management (Easy) - Question 15

Nowadays, the seed drill is used for sowing with the help of tractors. This tool sows the seeds uniformly at proper distances and depths. It ensures that seeds get covered by the soil after sowing. This prevents damage caused by birds. Sowing by using a seed drill saves time and labour.

So option D is true

146 videos|369 docs|81 tests
Use Code STAYHOME200 and get INR 200 additional OFF
Use Coupon Code
Information about Test: Crop Production And Management (Easy) Page
In this test you can find the Exam questions for Test: Crop Production And Management (Easy) solved & explained in the simplest way possible. Besides giving Questions and answers for Test: Crop Production And Management (Easy), EduRev gives you an ample number of Online tests for practice