Agronomy - Study Mode

[#806] Which one of the following agricultural products is the largest earner of foreign exchange for India?
Correct Answer

(C) Tea

Explanation

Solution: Tea is the agricultural product that is the largest earner of foreign exchange for our country. India is the top tea-consuming country in the world and we consume about 80% of tea that is produced. India's total tea production was 1257.52 kg for the year 2020.

[#807] B deficiency was first reported from
Correct Answer

(D) Bihar

Explanation

Solution: Boron deficiency is the most widespread micronutrient deficiency and it causes large losses in crop production and its quality. Boron deficient plants have poor vegetative and reproductive growth, resulting in inhibition of cell expansion and reduced fertility. Boron deficiency was first reported in Bihar.

[#808] Castor (Ricinus communis) is originated in
Correct Answer

(B) Tropical Africa

Explanation

Solution: Castor is an oil seed and is a perennial flowering plant. It is believed to be originated from Tropical Africa, indigenous to the southeastern Mediterranean Basin, Eastern Africa and India. The castor seeds contain 40 - 60% oil that is rich in triglycerides, mainly ricinolein.

[#809] Which one of the following pairs is not correctly matched in the term of Crop and Sowing time?
Correct Answer

(C) Lentil (Northern India) ⇔ July - August

Explanation

Solution: Cotton is sown in the southern part of India is a little late as compared to northern India. The sowing time is around August - September. Adsali is one of the planting seasons of sugarcane and its sowing time is from July - August. This planting is common in Maharastra. Lentil in northern India is sown from November - December. The sowing time of the Soybean in northern India is from June - July.

[#810] Parthenium belongs to family
Correct Answer

(C) Asteraceae

Explanation

Solution: Parthenium also known as Gajar Ghans, belongs to the family Asteraceae and sub-family Asteroidea. It is the most common invasive species in India. Parthenium causes milk disease in livestock and is also responsible for respiratory malfunction in humans.