The latest UN projections suggest that the world’s population could grow to around 8.5 billion in 2030 and 9.7 billion in 2050, before reaching a peak of around 10.4 billion people during the 2080s. The population is expected to remain at that level until 2100.
The opening on an arthropod body surface that allows for air transfer is called:
Which type of soil has the lowest particle density?
Disease caused by viruses is
The most commonly used breeding scheme is:
Soil structural units having horizontal axis much longer than vertical axis. Such type of soil structure is known as
Denavelling, the removal of male bud after completion of female phase is related to which crop?
High salt tolerant crops are
(A) Dhaincha
(B) Sugarbeet
(C) Cotton
(D) Barley
Choose the most appropriate answer from the options given below:
Bengal famine in 1943 was caused due to which disease?
Which of the following element is non-essential but useful for plants?
Bacteria capable of living symbiotically with higher plants, usually in nodules on the root of legumes, from which they receive their energy and are cap...
