2831: Consider the following organisms:
1. Agaricus
2. Nostoc
3. spirogyra
Which of the above is/are used as biofertilizer/biofertilizers?
(a) 1 and 2
(b) 2 only
(c) 2 and 3
(d) 3 only
2832: Ramanujacharya advocated:
(a) Dvaita
(b) Advaita
(c) Bhakti cult
(d) Vaishnavism
2833: Which one of the following vitamins is considered to be a hormone ?
(a) A
(b) B
(c) C
(d) D
2834: A fan makes a hot noon to feel cool by:
(a) Blowing out hot air
(b) Increasing the rate of evaporation
(c) Letting in cool air
(d) Regulating the air flow
2835: A student has 60% chance of passing in English and 54% chance of passing in both English and Mathematics. What is the percentage probability that he will fail in Mathematics ?
(a) 12
(b) 36
(c) 4
(d) 10