4376: Which one of the following agricultural practices is eco-friendly ?
(a) Organic farming
(b) Shifting cultivation
(c) Cultivation of high-yielding varieties
(d) Growing plants in glass-houses
4377: With reference to the human body consider the following statements:
1. The production of somatotropin goes up when a person exercises
2. Men's testes produce progesterone
3. Women's adrenal glands secrete testosterone
4. Stress causes the adrenals to release very less amount of cortisol than usual
Which of these statements are correct?
(a) 1 2 3 4
(b) 1 2 3
(c) 2 3 4
(d) 1 and 4
4378: Which of the following groups represents the correct order of four types of teeth in human beings?
(a) Incisors, premolars, molars, canines
(b) Incisors, canines, premolars, molars
(c) Molars, canines, incisors, premolars
(d) Canines, incisors, molars, premolars
4379: If the diameter of a cycle wheel is 3 ft, then the number of complete rotations that the wheel will make in covering a distance of 30 ft is:
(a) 2
(b) 3
(c) 4
(d) 5
4380: Ramanuja, the Vaishnava Saint, was born at
(a) Srirangam
(b) Srivilliputtur
(c) Udipi
(d) None of the above