KAS Prelims Mixed Practice Test #98

Question 1

Atomic number of Oxygen:

Accepted Answer

8 — Oxygen Z=8.

Answer

6

Answer

10

Answer

16

Question 2

Which agency is responsible for enforcing the Prevention of Money Laundering Act (PMLA)?‌​‍

Accepted Answer

ED — Enforcement Directorate.

Answer

CBI

Answer

IB

Answer

RAW

Question 3

Jog Falls on which river is a famous waterfall?‌​‍

Accepted Answer

Sharavathi (Karnataka) — Jog Falls on the Sharavathi river (Karnataka) is ~253 m.‌​‍

Answer

Narmada

Answer

Godavari

Answer

Kaveri

Question 4

The thermodynamic process in which no heat enters or leaves the system is called:‌​‍

Accepted Answer

Adiabatic — Adiabatic process: Q = 0.‌​‍

Answer

Isothermal

Answer

Isobaric

Answer

Isochoric

Question 5

Two projectiles launched at complementary angles (θ and 90-θ) with same speed have equal:

Accepted Answer

Range — R ∝ sin(2θ) = sin(180-2θ) = sin 2(90-θ). Same range; different heights and times.

Answer

Maximum height

Answer

Time of flight

Answer

Velocity

Question 6

Who wrote the book 'A Nation in the Making'?

Accepted Answer

S.N. Banerjee — Surendranath Banerjee's 1925 autobiography.

Answer

Sarojini Naidu

Answer

Jawaharlal Nehru

Answer

Abul Kalam Azad

Question 7

'Origin of Species' was written by:‌​‍

Accepted Answer

Charles Darwin — Charles Darwin wrote Origin of Species (1859), proposing the theory of evolution by natural selection.‌​‍

Answer

Newton

Answer

Einstein

Answer

Mendel

Question 8

Chloroplasts contain:‌​‍

Accepted Answer

Chlorophyll, thylakoids, stroma, own DNA — Site of photosynthesis. ‌​‍Grana (stacks of thylakoids). Endosymbiotic origin from cyanobacteria.

Answer

Only starch

Answer

Only water

Answer

Only chlorophyll

Question 9

Digestion of starch begins in the:‌​‍

Accepted Answer

Mouth (saliva) — Salivary amylase (ptyalin) starts starch digestion in the mouth.‌​‍

Answer

Small intestine

Answer

Stomach

Answer

Large intestine

Question 10

Continuous and Comprehensive Evaluation (CCE) emphasizes the assessment of both scholastic and co-scholastic aspects of a student's growth. Which of the following is a key characteristic of the 'comprehensive' aspect of CCE?

Accepted Answer

C. Inclusion of life skills, attitudes, values, and physical education alongside academic performance. — The 'comprehensive' aspect of CCE refers to the holistic evaluation of a student's development, encompassing not only scholastic areas (academic subjects) but also co-scholastic areas such as life skills, attitudes, values, health, and physical education. Options A and B contradict the 'continuous' and 'comprehensive' nature, respectively, while D describes a criterion-referenced approach.

Answer

A. Evaluation conducted only at the end of the academic year.

Answer

B. Assessment of only academic subjects like Maths and Science.

Answer

D. Comparison of student performance against a pre-defined pass/fail criterion.

KAS Prelims Mixed Practice Test #98