Introduction to Major Crops (Cereals, Legumes, Root Crops) - JSS1 Agricultural science Past Questions and Answers - page 1
Which category of crops includes rice, wheat, and maize?
Leguminous crops
Root crops
Cereal crops
Oilseed crops
What is the primary function of leguminous crops in agriculture?
Starch storage
Nitrogen fixation
Energy production
Oil extraction
Which crop is commonly associated with tuberous roots and is a significant source of carbohydrates?
Soybean
Potato
Barley
Oats
What is the primary purpose of cereal crops in human nutrition?
Protein synthesis
Vitamin storage
Carbohydrate supply
Fat production
Which leguminous crop is known for its high protein content and is commonly used in various cuisines worldwide?
Chickpea
Lentil
Pea
Mung bean
What characteristic distinguishes root crops from other types of crops?
High oil content
Edible underground storage organ
Nitrogen-fixing ability
Tall and upright growth habit
Which cereal crop is a staple food for a significant portion of the world's population, particularly in Asia?
Barley
Sorghum
Rice
Rye
What is a common characteristic of leguminous crops that contributes to soil fertility?
High water requirements
Nitrogen-fixing nodules on roots
Tubular roots for water absorption
Photosynthetic leaves
Which root crop is known for its high starch content and is a staple in many tropical regions?
Carrot
Sweet potato
Beetroot
Cassava
In terms of nutritional content, what is a significant contribution of leguminous crops to diets?
Healthy fats
Vitamins and minerals
Proteins and dietary fibre
Simple sugars