KAS Prelims Mixed Practice Test #762

Question 1

The Non-Cooperation Movement was launched in:‌​‍

Accepted Answer

1920 — Launched on 1 August 1920 by Gandhi; suspended after Chauri Chaura (February 1922).‌​‍

Answer

1919

Answer

1922

Answer

1930

Question 2

Methotrexate, an antimetabolite used in chemotherapy, exerts its cytotoxic effect by inhibiting which key enzyme involved in folate metabolism and DNA synthesis?

Accepted Answer

B. Dihydrofolate reductase (DHFR) — Methotrexate is a folic acid analog that competitively inhibits dihydrofolate reductase (DHFR). DHFR is essential for converting dihydrofolate to tetrahydrofolate, a cofactor required for the synthesis of purine nucleotides and thymidylate, which are precursors for DNA synthesis. By inhibiting DHFR, methotrexate blocks DNA replication and cell division.

Answer

A. Thymidylate synthase

Answer

C. DNA gyrase

Answer

D. Ribonucleotide reductase

Question 3

ELISA is used to detect:

Accepted Answer

Antigen or antibody (immunoassay) — Enzyme-Linked Immunosorbent Assay. HIV test, pregnancy test. Colour change indicates presence.

Answer

DNA

Answer

Enzymes

Answer

Salts

Question 4

A teacher implements an action research project to improve student participation in classroom discussions. After several cycles of planning, acting, observing, and reflecting, what is a likely long-term benefit for the teacher involved in this process?

Accepted Answer

B. Developing a deeper understanding of their own teaching practices and becoming a reflective practitioner. — A significant long-term benefit of engaging in action research is the professional growth of the teacher. The cyclical process of reflection and inquiry fosters a deeper understanding of one's own teaching methods, student learning, and classroom dynamics, transforming the teacher into a more reflective and self-improving practitioner. While other outcomes might occur, this internal professional development is a core and consistent benefit.

Answer

A. Becoming an expert in statistical analysis for educational data.

Answer

C. Receiving a promotion or salary increment based on research output.

Answer

D. Creating a universally applicable teaching model for all subjects and grades.

Question 5

Kerala literacy campaign year:

Accepted Answer

1990 — Total Literacy Campaign 1990 — first state fully literate.

Answer

1991

Answer

1989

Answer

1995

Question 6

The Neelakurinji flowers bloom once every:‌​‍

Accepted Answer

12 years — Neelakurinji (Strobilanthes kunthiana) blooms once every 12 years in the hills of Munnar (Idukki).‌​‍

Answer

5 years

Answer

8 years

Answer

15 years

Question 7

Sun's surface temperature:‌​‍

Accepted Answer

5,500°C — ~5,500°C (5778 K).‌​‍

Answer

1,000°C

Answer

100,000°C

Answer

10,000°C

Question 8

Synonym of PROFUSE:

Accepted Answer

Plentiful — Abundant.

Answer

Scarce

Answer

Limited

Answer

Few

Question 9

Which Article was recently dismissed from the IT Act?‌​‍

Accepted Answer

66A — Section 66A of IT Act was struck down by the SC in Shreya Singhal v UoI (2015) for violating free speech.‌​‍

Answer

65A

Answer

66B

Answer

66D

Question 10

The Indian rupee symbol (₹) was adopted in:‌​‍

Accepted Answer

2010 — ₹ designed by Udaya Kumar Dharmalingam, adopted on 15 July 2010.‌​‍

Answer

2016

Answer

2014

Answer

2005

KAS Prelims Mixed Practice Test #762