The sentence should be in the past tense to maintain consistency with the time frame indicated by "three years ago." Therefore, "is" should be corrected to "was" to match the past tense.
What is the initial attachment point of the zygote to the embryo sac wall during zygote formation?
Fertiliser material that has maximum sulphur content is:
Biofortified variety of cauliflower is:
First operational Indian Remote Sensing satellite IRS-1A was launched in the year
Downy mildew or Green ear disease of Sorghum is ______
The first agricultural university in India was established during
If the drainage coefficient is 3 cm/day, then the flow rate through drains of watershed of area 1500 hectares is
Decomposition of organic matter in submerged soil is carried out by:
The main site of different types of cellular activities is ____
Which of the following is an exception to the Mendel’s second law i.e., law of independent assortment?
