Agriculture

Q. Name the different types of crops grown based on the cropping pattern.

Q.

The process of separating grain seeds from the chaff is called:

1. chaffing

2. winnowing

3. threshing

4. combine

Q.

A person who eats too much. (one word substitute)

Q.

What is HYV? Give an example.

Q.

What are the important steps in the preparation of soil?

1. Turning and sowing

2. Loosening and sowing

3. Loosening and weeding

4. Turning and loosening

Q. Which part of the plant does a sugarcane grow from?

1. Roots
2. Stems
3. Leaves
4. Buds

Q.

Kharif crops need more water than rabi crops.

1. True
2. False

Q.

What is profuse branching? How does it help?

Q.

If wheat is sown in the kharif season, what would happen?Discuss.

Q. Which grain is known as the 'Global grain'?

1. Wheat
2. Barley
3. Millet
4. Rice

Q. Why is chemical treatment required for storing large quantities of grains?

1. To select good quality seeds.
2. To prevent absorption of excess moisture.
3. To protect them from fungal contamination.
4. To protect them from pests.

Q.

Rabi crops are grown in __________ and harvested in ___________.

Q.

Write a note on sprinkler irrigation.

Q.

Select the major sources of irrigation from the list below.

1. Wells, Ponds, Canals

2. Seas, Lakes, Rivers

3. Oceans, Lakes, Ponds

4. Ocean, Water tank, Pool

Q. Find out spiral shaped bacteria from the following:

1. Vibrio cholera
2. Helicobacter pylori
3. Bacillus anthracis
4. Streptococcus pneumoniae

Q.

The science of cultivation of land and production of grains and other food crops on a large scale is known as:

1. Farming

2. Agriculture

3. Crop science

4. Cultivation

Q.

If wheat is sown in the Kharif season, what would happen? Discuss.

Q.

The science of cultivation of land and production of grains and other food crops in large scale is known as

1. cultivation

2. agriculture

3. farming

4. crop science

Q. Harvesting is a process involving the cutting of:

1. crops before they mature
2. crops after they mature
3. weeds before they mature
4. weeds after they mature

Q. Which of the following tools would a farmer use to remove weeds from the field?

1. Khurpi
2. Leveller
3. Hoe
4. Plough

Q.

Give an example of a weed.

Q.

Weeding is necessary because:

1. weeds are poisonous

2. weeds interfere in crop harvesting

3. weeds compete with crop plants for nutrition and space

4. all the above

Q.

On a daily basis, our food consists of cereals, pulses, vegetables and fruits. Why do we consume different variety of food materials?

1. It gives balanced taste to the food we consume.

2. Not all food material possess the right amount of carbohydrate, proteins and fat.

3. It makes the food more digestible.

4. It is cheaper to mix food stuff than go for a single food type.

Q. Which of the following is used to preserve food grains at home?

1. Tulsi leaves
2. Neem leaves
3. Curry leaves
4. Spinach leaves

Q. Why is better agricultural practices and better crop production and management required? [5 MARKS]

Q. Separation of grain and chaff is done by ___________ .

1. winnowing
2. threshing
3. tilling
4. harvesting

Q. Plants utilise nitrogen in the form of for growth.

1. nitrogen
2. nitrogen dioxide
3. nitrate
4. nitric acid

Q. i am 13 years old and want to know my balance diet.can you give me diet chart?can you tell me what food i must take once in a day?

Q.
Which one of the following is not a rabi crop?

1. Mustard
2. Pea
3. Rice
4. Wheat

Q.

Question 14
State whether the following statements are True or False. Correct the false statements.

(i) Using good quality seed is the only criterion to get high yield.
(ii) Growing different crops in different seasons in the same field will deplete the soil of nutrients.
(iii) All crop plants are sown as seeds in the field.
(iv) Cells of root nodules of leguminous plants fix nitrogen.
(v) Freshly harvested grains must be dried before storing.