676: Those who give birth to young-ones are called viviparous. Some fishes lay eggs. Therefore:
(a) Some fishes do not lay eggs
(b) Some frogs are fishes
(c) Some frogs do not lay eggs
(d) Some fishes are viviparous
677: The ideal of 'Welfare State' in the Indian Constitution is enshrined in its
(a) Preamble
(b) Directive Principles of State Policy
(c) Fundamental Rights
(d) Seventh Schedule
678: Why is it easier to cook in a pressure cooker?
(a) High pressure creates turbulence
(b) More steam is formed inside the cooker
(c) Boiling point of water is raised
(d) Boiling point of water is lowered
679: Tides occur in the oceans and seas due to which among the following?
1. Gravitational force of the Sun
2. Gravitational force of the Moon
3. Centrifugal force of the Earth
Select the correct answer using the code given below.
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
680: Consider the following statements :
The striking feature of the Jama Masjid in Kashmir completed by Zain-ul-Abidin include(s)
I. turret.
II. similarity with Buddhist pagodas.
III. Persian style.
Which of the above statements is/are correct ?
(a) I alone
(b) I, II and III
(c) II and III
(d) I and III