University Assistant Mixed Practice Test #920

Question 1

Who discovered the Edakkal Caves — reference: Wayanad petroglyphs dated to:

Accepted Answer

Bronze Age (~6000 BCE) — Edakkal rock engravings are associated with the Neolithic–Bronze Age transition.

Answer

Harappan Phase

Answer

Sangam Age

Answer

Medieval period

Question 2

As per the RTE Act, what is the minimum age for admission to Class 1 in a school in India?

Accepted Answer

B. 6 years — The RTE Act mandates that the minimum age for admission to Class 1 is 6 years. Option A is incorrect as it does not align with the Act's provisions. Options C and D are also incorrect as they do not meet the statutory age requirement.

Answer

A. 5 years

Answer

C. 5.5 years

Answer

D. 4 years

Question 3

Eye : See :: Ear : ?‌​‍

Accepted Answer

Hear — Eye → see, Ear → hear.‌​‍

Answer

Touch

Answer

Sound

Answer

Listen

Question 4

Panchayati Raj has how many tiers?‌​‍

Accepted Answer

3 — Three tiers: Gram Panchayat (village), Block Panchayat (intermediate), District Panchayat (district).‌​‍

Answer

2

Answer

4

Answer

5

Question 5

One word: Study of meanings:‌​‍

Accepted Answer

Semantics — Semantics.‌​‍

Answer

Morphology

Answer

Syntax

Answer

Phonology

Question 6

In a nuclear reactor, what is the primary purpose of the moderator?

Accepted Answer

B. To slow down fast neutrons to thermal energies for sustained chain reactions. — The moderator in a nuclear reactor slows down fast neutrons (released during fission) to thermal energies, which increases the likelihood of further fission reactions and sustains the chain reaction. Option A describes the role of control rods, not the moderator. Option C refers to shielding, typically handled by the reactor's biological shield. Option D pertains to energy conversion, which is the function of the turbine and generator system.

Answer

A. To absorb excess neutrons and control the reaction rate.

Answer

C. To shield workers from radiation emitted during fission.

Answer

D. To convert thermal energy into electrical energy via turbines.

Question 7

∫sin x dx =‌​‍

Accepted Answer

-cos x + C — ∫cos x dx = sin x + C. Sign flip from derivative direction.‌​‍

Answer

cos x + C

Answer

-sin x

Answer

sin x

Question 8

Two events A and B independent iff:

Accepted Answer

P(A∩B) = P(A)·P(B) — Equivalently P(A|B) = P(A). Mutually exclusive ≠ independent.

Answer

P(A∩B) = 0

Answer

P(A∪B) = 1

Answer

P(A|B) = 0

Question 9

Synonym of VERBOSE:‌​‍

Accepted Answer

Wordy — Using more words than needed.‌​‍

Answer

Concise

Answer

Brief

Answer

Short

Question 10

The proposed 'SilverLine' Semi High-Speed Rail project in Kerala aims to connect major cities from Kasaragod to Thiruvananthapuram. While promising reduced travel time and economic growth, such large-scale infrastructure projects often present environmental and social challenges. Which of the following is the most significant socio-economic challenge that needs careful mitigation during the implementation of such a project in a densely populated state like Kerala?

Accepted Answer

C. Large-scale land acquisition leading to displacement and rehabilitation complexities, coupled with potential environmental impact on sensitive ecosystems. — Option C highlights the most critical socio-economic and environmental challenges for large linear projects in a densely populated state like Kerala. Land acquisition for such projects invariably leads to the displacement of numerous families, complex rehabilitation issues, and potential ecological damage to sensitive areas. While other options represent challenges, they are typically more manageable or less impactful on the population and environment compared to the widespread disruptions caused by extensive land acquisition and construction in a dense state.

Answer

A. Availability of skilled labor for construction and maintenance.

Answer

B. Ensuring adequate power supply for the high-speed rail network.

Answer

D. Financial viability and securing international funding for project completion.

University Assistant Mixed Practice Test #920