DCOA Mixed Practice Test #214

Question 1

Angel Falls (highest waterfall) in:‌​‍

Accepted Answer

Venezuela — Venezuela — 979 m.‌​‍

Answer

Brazil

Answer

USA

Answer

Canada

Question 2

A patient recently diagnosed with a chronic, progressive illness repeatedly states, "This can't be happening to me; the doctors must have made a mistake." Which defense mechanism is primarily demonstrated by this patient?

Accepted Answer

B. Denial — Denial is a defense mechanism where an individual refuses to accept reality or facts, often to avoid painful feelings or thoughts. Rationalization involves creating logical but false explanations for unacceptable thoughts or behaviors. Projection attributes one's own unacceptable thoughts or feelings to another person, and regression involves reverting to an earlier, more immature stage of development.

Answer

A. Rationalization

Answer

C. Projection

Answer

D. Regression

Question 3

Dolly (cloned sheep) born:

Accepted Answer

1996 — First cloned mammal, 1996 (announced 1997).

Answer

1990

Answer

2000

Answer

2005

Question 4

AC stands for:

Accepted Answer

Alternating Current — AC = Alternating Current; polarity reverses periodically (50 Hz in India).

Answer

Actual Current

Answer

Amplitude Current

Answer

Absolute Current

Question 5

In the context of language teaching, which method is most likely to use pair work, group activities, and role-plays to develop students' communicative competence?

Accepted Answer

C. Communicative Language Teaching (CLT) — Total Physical Response (TPR) uses commands and physical actions, but the method described here aligns best with Communicative Language Teaching (CLT), which actively uses pair work, group activities, and role-plays to enhance real-world communication skills. The Silent Way focuses on learner autonomy through minimal teacher talk, while the Bilingual Method uses translation between languages.

Answer

A. Silent Way

Answer

B. Total Physical Response (TPR)

Answer

D. Bilingual Method

Question 6

KSRTC Swift bus service:

Accepted Answer

Premium service — Premium service launched recently.

Answer

Ordinary

Answer

AC only

Answer

School

Question 7

Kerala's diverse topography and heavy rainfall lead to the formation of various soil types. Among these, laterite soils are prominent. Which of the following statements most accurately describes laterite soils and their agricultural significance in Kerala?

Accepted Answer

B. Formed under conditions of high temperature and heavy rainfall, they are rich in iron and aluminium oxides, suitable for crops like cashew, tapioca, and rubber. — Laterite soils in Kerala are formed due to intense leaching under high temperature and heavy rainfall, leading to a high concentration of iron and aluminium oxides. While generally less fertile due to low organic matter and nitrogen, they are well-suited for crops like cashew, tapioca, and rubber with appropriate soil management practices. Options A, C, and D describe characteristics of other soil types (alluvial, black, and sandy coastal soils, respectively) or misrepresent laterite soil properties and their agricultural uses.

Answer

A. They are rich in humus and nitrogen, making them highly productive for intensive paddy cultivation in low-lying areas.

Answer

C. Characterized by fine particles and high moisture retention capacity, they are ideal for growing cotton and sugarcane in highland regions.

Answer

D. They are porous and sandy, primarily found along coastal plains, supporting coconut and limited vegetable farming due to low fertility.

Question 8

Find out the incorrect statement about Pandit Karuppan:‌​‍

Accepted Answer

The king of Travancore honoured him with the title Kavithilakam — Pandit Karuppan received the title 'Kavithilakam' from the Cochin king, not Travancore.‌​‍

Answer

Karuppan organized the Cochin Pulaya Maha Sabha in 1913

Answer

In 1925 Pandit Karuppan was nominated to the Cochin Legislative Council

Answer

Aacharabhushanam was written by Pandit Karuppan

Question 9

Logic gate NAND is called 'universal' because:‌​‍

Accepted Answer

All other gates can be built using NAND — NOR also universal. Basis of digital electronics. NOT A = NAND(A,A).‌​‍

Answer

Uses less power

Answer

Used always

Answer

Faster

Question 10

India's first Mars mission (Mangalyaan) entered Mars orbit in:‌​‍

Accepted Answer

2014 — Launched Nov 2013, entered Mars orbit 24 September 2014. ‌​‍India = first to succeed on first attempt.

Answer

2013

Answer

2015

Answer

2016

DCOA Mixed Practice Test #214