A system of rotating crops with legume or grass pasture to improve soil structure and

fertility is called

1. contour farming

2. strip farming

3. shifting agriculture

4. ley farming

Breeding of crops with high levels of minerals, vitamins and proteins is called

1. somatic hybridisation

2. biofortification

3. biomagnification

4. micropropogation

Which of the following is not correct?

1. More than 840 million people in the world do not have adequate food to meet their daily food and nutritional requirements.

2. Three billion people suffer from micronutrient, protein and vitamin deficiencies or hidden hunger because they are not able to buy enough fruits, vegetables, legumes, fish and meat

3. High Aspartate, low sugar content and high nitrogen content in maize leads to resistance to maize stem borers.

4. Breeding methods for insect pest resistance involve the same steps as those for any other agronomic trait such as yield or quality.

The reduction in lifespan, reduction in mental abilities, increased risk of disease may not result by which of the following deficiency?

1. Iron, Zinc

2. Vitamin A

3. Iodine

4. Molybdenum

Biofortification- is the most practical means to improve public health

1. Breeding crops with higher levels of vitamins and minerals

2. Breeding crops with higher proteins

3. Breeding crops with healthier Fats

4. All of these

In 2000, maize hybrids that had

1. Twice the amino acids lysine and tryptophan than existing maize hybrids were developed

2. Thrice the amino acids lysine and tryptophan than existing maize hybrids were developed

3. Half the amino acids glutamate and tryptophan than existing maize hybrids were developed

4. Twice the amino acids glutamate and tryptophan than existing maize hybrids were developed

Atlas 66 is not associated with

1. A variety of wheat

2. Having high protein content

3. Has been used as a donor for improving cultivated wheat

4. Has more amount of Nitrogen

Commonly consumed rice varieties have……. The iron content of Iron-fortified rice variety.

1. Twice

2. Thrice

3. One fifth

4. One third

Breeding of crops with high levels of minerals, vitamins, and proteins is called:

In maize, hybrid vigour is exploited by:

1. bombarding the seeds with DNA

2. crossing of two inbred parental lines

3. harvesting seeds from the most productive plants

4. inducing mutations