Agriculture (Class 8.)
From Chapter 1 & 2.
1. What's GM crops?
2. Show the difference between the agriculture of Vietnam & that of Bangladesh.
3. How to implement the conditions of Green House strategies? Describe.
4. Using granular Urea is better than using urea super granules . Explain.
Answers
Answer:
ans1)Genetically modified foods are foods derived from organisms whose genetic material has been modified in a way that does not occur naturally.
ans2)for agriculture of vietnam- Rice is the most important crop. It is grown principally in the Red and Mekong river deltas.
for bangladesh- Most agricultural production in Bangladesh is characterized as traditional subsistence farming. Bangladesh produces a variety of agricultural products such as rice, wheat, corn, fruits, vegetables,and dairy products etc.
ans3)Greenhouse effect is a process by which solar radiation is absorbed by greenhouse gases and the temperature of Earth's atmosphere is increased.
This increase in the temperature of the surroundings is responsible for global warming. Gases like Carbon dioxide, methane, nitrous oxide, water vapour, etc.
ans4)Prilled urea and granular urea are two types of solid nitrogen fertilizers that are useful for agricultural purposes. The key difference between prilled and granular urea is that prilled urea takes a little time to dissolve in water, whereas granular urea takes a lot of time to dissolve