Exercise :
Test Your Knowledge here — General Questions
1.
A right circular cylinder of maximum volume is inscribed in a given cone of height h and semi-vertical angle α. The height of this cylinder is:
A
h/2
B
h/3
C
2h/3
D
htanα
Answer:
B
Explanation:
The height of the cylinder of greatest volume inscribed in a cone of height h is exactly one-third of the height of the cone (h/3).
2.
Which ancient Indian inscription provides the earliest specific information regarding the guilds of silk weavers (Resham Bunkar)?
A
Aihole Inscription
B
Mandsaur Inscription
C
Eran Inscription
D
Hathigumpha Inscription
Answer:
B
Explanation:
Mandsaur inscription provides the earliest specific information regarding the guilds of silk weavers (Resham Bunkar).
3.
During which specific sub-phase of Prophase-I in Meiosis does the process of 'Crossing Over' occur?
A
Zygotene
B
Pachytene
C
Diplotene
D
Leptotene
Answer:
B
Explanation:
During the Pachytene stage, maternal and paternal chromatids break and exchange parts at points of contact. This exchange of genetic material is known as 'Crossing Over'
4.
What is the ratio between the tide-generating forces of the Moon and the Sun?
A
5:11
B
2:3
C
7:9
D
11:5
Answer:
D
Explanation:
The tide-generating force of the Moon is 11:5 (or 2.2 times) as strong as that of the Sun.