DCOA Mixed Practice Test #612

Question 1

Correct step for inserting a column in MS Word 2003 table:

Accepted Answer

Table → Insert → Columns to the left — Path: Table menu → Insert → Columns to the Left.

Answer

Insert → Columns to the left

Answer

Insert → Table → Columns to the left

Answer

Table → Columns to the left → Insert

Question 2

A mixture of two miscible liquids with different boiling points is separated by:‌​‍

Accepted Answer

Distillation — Distillation uses boiling-point differences to separate miscible liquids (e.g., water and alcohol).‌​‍

Answer

Sedimentation

Answer

Sublimation

Answer

Filtration

Question 3

A photon is a quantum of:‌​‍

Accepted Answer

Electromagnetic radiation (light) — Photons are massless particles that carry EM energy; E = hf.‌​‍

Answer

Electric current

Answer

Heat energy

Answer

Sound

Question 4

Homozygous:

Accepted Answer

Same alleles — AA or aa.

Answer

Different

Answer

Both

Answer

None

Question 5

Photosynthesis primarily occurs in which part of the plant?‌​‍

Accepted Answer

Leaf (chloroplasts) — Chloroplasts in mesophyll cells of leaves are the main photosynthetic factories.‌​‍

Answer

Root

Answer

Flower

Answer

Stem

Question 6

Fear of enclosed spaces:

Accepted Answer

Claustrophobia — Claustrophobia.

Answer

Acrophobia

Answer

Hydrophobia

Answer

Agoraphobia

Question 7

Which of the following is a classic sign of inflammation characterized by local redness, primarily due to increased blood flow to the affected area?

Accepted Answer

C. Rubor — Rubor, meaning redness, is one of the five cardinal signs of inflammation. It is caused by vasodilation and increased blood flow (hyperemia) to the site of injury or infection, bringing immune cells and mediators to the area. Dolor refers to pain, calor to heat, and tumor to swelling, which are also classic signs but represent different physiological aspects of the inflammatory response.

Answer

A. Dolor

Answer

B. Calor

Answer

D. Tumor

Question 8

Defense mechanism — reaction formation:‌​‍

Accepted Answer

Expressing opposite of what one feels — Other defenses: repression, denial, projection, displacement, sublimation, rationalisation, regression.‌​‍

Answer

Confronting

Answer

Forgetting

Answer

Accepting

Question 9

Hemingway's 'Old Man and the Sea' (Nobel 1954):‌​‍

Accepted Answer

Cuban fisherman Santiago catches giant marlin — Themes: courage, endurance, defeat with dignity. ‌​‍Iceberg theory of prose (minimal).

Answer

Russian

Answer

Set in USA

Answer

Indian

Question 10

Which of the following is a key provision of the Right to Education (RTE) Act that Kerala has implemented to ensure inclusivity in schools?

Accepted Answer

C. Mandatory inclusion of at least 25% reservation for children from disadvantaged groups in private schools — The RTE Act mandates 25% reservation for children from disadvantaged and weaker sections in private schools under Section 12(1)(c). Kerala implements this through the 'Vidyavahini' scheme. Option C is correct, while Option A is incorrect as the reservation is 25%, not 50%. Option D is addressed under a separate provision (Section 3), not as a key inclusion measure.

Answer

A. Reservation of 50% seats for economically weaker sections in private schools

Answer

B. Provision of free textbooks and uniforms to all government school students

Answer

D. Establishment of special schools for children with disabilities

DCOA Mixed Practice Test #612