186: Consider the following statements regarding the earthquakes :
I. The intensity of earthquake is measured on Mercalli scale.
II. The magnitude of an earthquake is a measure of energy released.
III. Earthquake magnitudes are based on direct measurements of the amplitude of seismic waves.
IV. In the Richter scale, each whole number demonstrates a hundredfold increase in the amount of energy released.
Which of these statements are correct ?
(a) I, II and III
(b) II, III and IV
(c) I and IV
(d) I and III
187: The basic difference between imperative and indicative planning is that
(a) in the case of the imperative planning the market mechanism is entirely replaced by a command hierarchy, while in the case of indicative planning, it is looked upon as a way to improve the functioning of the market system
(b) In the case of indicative planning there is no need to nationalise any industry
(c) in the case of imperative planning all economic activities belong to public sector, while in the other type they belong to the private sector
(d) It is easier to achieve targets in imperative type of planning
188: Indian farmers are unhappy over the introduction of Terminator Seed Technology because the seeds produced by this technology are expected to
(a) show poor germination
(b) form low-yielding plants despite the high quality
(c) give rise to sexually sterile plants
(d) give rise to plants incapable of forming viable seeds
189: Which of the following pairs are correctly matched ?
I. Lothal : Ancient dockyard
II. Sarnath : First Sermon of Buddha
III. Rajgir : Lion capital of Asoka
IV. Nalanda : Great seat of Buddhist learning
Select the correct answer using the codes given below:
Codes :
(a) I, II, III and IV
(b) III and IV
(c) I, II and IV
(d) I and II
190: What is Cas9 protein that is often mentioned in news?
(a) A molecular scissors used in targeted gene editing
(b) A biosensor used in the accurate detection of pathogens in patients
(c) A gene that makes plants pest-resistant
(d) A herbicidal substance synthesized in genetically modified crops