Multiple choice general knowledge impact of technology on livelihoods animal husbandry and fishery cattle farming agriculture sector Which insect is known as farmers' enemy No. 1? Boll worm Desert locust Aphids Stem borer Reveal answer Fill a bubble to check yourself C Correct answer Explanation Aphids are often referred to as farmers' enemy number one because they reproduce rapidly, suck sap from plants, and transmit viral diseases to crops, causing significant damage.