Class 8 Science Chapter 1 MCQ
Class 8 Science Chapter 1 MCQ (Multiple Choice Questions) of Crop Production and Management. These MCQs includes all the questions given as intext questions, Exercise questions and other questions related to Chapter 1 science of grade 8 Science for new academic session 2020-21.There are about 100 MCQs related to chapter 1 of Class 8 Science for better understanding the concepts about Crop Product and its Management.
Class 8 Science Chapter 1 MCQ for 2020-21
|Contents:||Chapter 1 MCQ Tests|
Class 8 Science Chapter 1 MCQ for CBSE Exams
Class 8 Science Chapter 1 MCQ are given below in the form of sets. There are total 10 sets of questions. Each set has ten questions with answer and explanation. The button to start a new test is given just below the end of test. Prepare form NCERT Textbooks Class 8 Science Solutions and get ready for MCQ tests.
Propagation of ginger is generally done using
The use of manure (which is not correct)
Which of the following statements is not true for “Organic manure”?
What do you mean by “Nitrification”?
Which of the following tools would a farmer use to remove weeds from the field?
Why levelling is done in soil preparation?
In which of the statement is or are correct?
In which of the following statements is or are incorrect?
The system of irrigation where water is supplied drop by drop near the roots of plants, is called
Important Terms 8th Science Chapter 1
Some main points related to Class 8 Science Chapter 1 are given below. Keep it in mind for the exams.
- The crops grown during the monsoon are called Kharif crops.
- The crops grown in winter are called Rabi crops.
- Animals are major sources of food for human beings.
- Nitrogen fixation is a process by which atmospheric nitrogen is converted into nitrates utilized by plants.
- The atmosphere contains 78% of nitrogen.
Crops such as rice, maize, pulses, potato, groundnut, etc. are grown in places where the water supply is adequate and soil fertility is good. These are called Summer Crops. The season for these crops extends from March to June.
Types of Crop Plants in India
|Cereals:||Rice, wheat, maize, oat, barley.|
|Pulses:||Gram, pea, bean, arhar, soyabean.|
|Oilseeds:||Mustard, groundnut, sunflower.|
|Sugar crops:||Sugarcane, beetroot.|
|Plantation crops:||Tea, coffee, rubber.|
|Fibre crops:||Cotton, jute, coconut.|
|Flax:||Fibre, linseed oil.|
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What do you understand by levelling?
After ploughing the soil is still in large clumps. The large clumps of the soil are broken and the soil is pressed to make it even. This is called levelling.
Why should we not sow seed too deep?
If the seeds are sown too deep, they will not get enough air for respiration. Germination will be adversely affected, because the shoots will have to struggle hard through the layers of soil to reach sunlight and fresh air.
What is meant by transplanting?
Seeds of rice and many vegetables such as tomatoes, chillies and onions are not sown directly in the soil. Instead, they are first sown in a nursery and allowed to grow into small plants called seedlings. Healthy seedlings are then picked out and transferred to the field. This is called transplanting.
What is irrigation?
Irrigation is the most important activity in crop production. Water is necessary for the survival and proper development of crop plants. The supply of water to crops at different intervals is called irrigation.