4051: The medicines which are used to treat diseases caused by allergy are known as
(a) Analgesics
(b) Antihistamines
(c) Antipyretics
(d) Allergens
4052: A hollow sphere of radius R, a hollow cube of side R and a thin circular plate of radius R, made up of the same material, are all heated to 20°C above room temperature. When left to cool in the room, which of them will reach the room temperature first?
(a) Circular plate
(b) Cube
(c) Sphere
(d) All of them will reach the room temperature at the same time
4053: Temperature in human beings is controlled by:
(a) Pituitary gland
(b) Thyroid gland
(c) Hypothalamus gland
(d) Adrenal gland
4054: Which of the following pairs is NOT correctly matched ?
(a) India's first Technicolour film : Jhansi Ki Rani
(b) India's first 3-D film : My Dear Kuttichat
(c) India's first insured film : Taal
(d) India's first actress to win the Bharat Ratna : Meena Kumari
4055: Which one among the following languages has largest number of speakers in the world?
(a) Bengali
(b) French
(c) Japanese
(d) Portuguese