496: The following figure represents time vs. learning curves of two students, Q and R for learning a Mathematics lesson :


Which one of the following inferences can be drawn from the graph ?

(a) R started slowly in the beginning but got ahead of Q to complete learning the lesson
(b) Q started slowly and finished learning the lesson earlier than R
(c) R was always faster than Q in learning Mathematics
(d) Q was always faster than R in learning Mathematics
497: The water in an open pond remains cool even in hot summer because:

(a) Of continuous evaporation of water

(b) Water radiates heat more rapidly than the atmosphere

(c) Water absorbs heat less rapidly than the atmosphere

(d) Water absorbs heat more rapidly than the atmosphere
498: Though coffee and tea both are cultivated on hill slopes, there is some difference between them regarding their cultivation. In this context, consider the following statements:

1. Coffee plant requires a hot and humid climate of tropical areas whereas tea can be cultivated in both tropical and subtropical areas.

2. Coffee is propagated by seeds but tea is propagated by stem cuttings only.

Which of the statements given above is/are correct ?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
499: Consider the following statements:

1. According to the Indian Patents Act, a biological process to create a seed can be patented in India.
2. In India, there is no Intellectual Property Appellate Board.
3. Plant varieties are not eligible to be patented in India.

Which of the statements given above is/are correct?

(a) 1 and 3 only

(b) 2 and 3 only

(c) 3 only

(d) 1, 2 and 3
500: In a civilised urban society, what makes people live together?

(a) Patriotism

(b) Religion

(c) Culture

(d) Law