DCOA Mixed Practice Test #608

Question 1

Largest ship-breaking yard:‌​‍

Accepted Answer

Alang (Gujarat) — Alang, India.‌​‍

Answer

Chittagong

Answer

Pakistan

Answer

China

Question 2

മലയാളം വ്യാകരണം പഠിപ്പിക്കുമ്പോൾ, നിയമങ്ങൾ നേരിട്ട് അവതരിപ്പിച്ച് ഉദാഹരണങ്ങളിലേക്ക് പോകുന്നതിന് പകരം, ഉദാഹരണങ്ങളിലൂടെ നിയമങ്ങളിലേക്ക് എത്തിച്ചേരാൻ കുട്ടികളെ പ്രേരിപ്പിക്കുന്ന രീതിക്ക് എന്ത് പറയുന്നു?

Accepted Answer

B. ആഗമനരീതി — ഉദാഹരണങ്ങളിലൂടെ നിയമങ്ങളിലേക്ക് എത്തിച്ചേരുന്ന രീതിയെ ആഗമനരീതി (Inductive method) എന്ന് പറയുന്നു. ഇത് കുട്ടികളിൽ വ്യാകരണ നിയമങ്ങൾ സ്വയം കണ്ടെത്തുന്നതിനുള്ള കഴിവ് വളർത്തുകയും പഠനം കൂടുതൽ അർത്ഥപൂർണ്ണമാക്കുകയും ചെയ്യുന്നു. നിഗമനരീതി (Deductive method) നിയമങ്ങൾ ആദ്യം അവതരിപ്പിച്ച് പിന്നീട് ഉദാഹരണങ്ങളിലേക്ക് പോകുന്നതാണ്. വ്യാകരണ-പരിഭാഷാ രീതിയും പ്രത്യക്ഷരീതിയും വിശാലമായ പഠനരീതികളാണ്.

Answer

A. നിഗമനരീതി

Answer

C. വ്യാകരണ-പരിഭാഷാ രീതി

Answer

D. പ്രത്യക്ഷരീതി

Question 3

The functional unit of the kidney is:‌​‍

Accepted Answer

Nephron — The Nephron is the functional unit of the kidney. ‌​‍Each kidney has about 1 million nephrons that filter blood to produce urine.

Answer

Neuron

Answer

Alveolus

Answer

Hepatocyte

Question 4

de Broglie wavelength of particle with momentum p:‌​‍

Accepted Answer

λ = h/p — Matter waves. ‌​‍Electron diffraction (Davisson-Germer, 1927) confirmed. λ for electron at 100 V ~0.12 nm.

Answer

λ = p/h

Answer

λ = hc

Answer

λ = hν

Question 5

Kudumbashree founded:‌​‍

Accepted Answer

1998 — 17 May 1998.‌​‍

Answer

1995

Answer

2005

Answer

2000

Question 6

When assessing a patient for signs of potential malnutrition, which of the following objective findings would be most indicative of a nutritional deficit?

Accepted Answer

B. Brittle nails, hair loss, and muscle wasting — Brittle nails, hair loss, and muscle wasting are common objective signs of chronic malnutrition, indicating deficiencies in essential vitamins, minerals, and protein. Normal skin turgor, moist mucous membranes, clear urine, and absence of edema typically suggest adequate hydration and nutritional status. Elevated blood pressure can have various causes and is not a direct sign of malnutrition.

Answer

A. Normal skin turgor and moist mucous membranes

Answer

C. Elevated blood pressure and normal heart rate

Answer

D. Clear urine output and absence of edema

Question 7

Which of the following was a key objective of the People's Plan Campaign (PPC) implemented in Kerala during the 1990s, aimed at promoting decentralisation in local governance?

Accepted Answer

B. To ensure active participation of citizens in planning and decision-making at the local level through Gram Sabhas and ward committees. — The People's Plan Campaign (PPC) was launched in Kerala to decentralise planning by involving local communities in identifying and prioritising development needs through institutions like Gram Sabhas and ward committees. Option B correctly reflects this participatory approach. Options A, C, and D contradict the core principles of decentralisation and community participation promoted by the PPC.

Answer

A. To centralise all development funds under the state government for equitable distribution.

Answer

C. To restrict development activities to technocratic experts to enhance efficiency in project execution.

Answer

D. To merge multiple districts into larger administrative units to reduce governance complexity.

Question 8

Cro-Magnon was:

Accepted Answer

Early H. sapiens with cave art — ~40,000 ya in Europe. Anatomically modern. Lascaux, Altamira cave paintings. Coexisted with Neanderthals briefly.

Answer

Ape

Answer

Different species

Answer

Reptile

Question 9

Alappuzha famous for:

Accepted Answer

Backwaters, houseboats — Venice of East.

Answer

Tea

Answer

Beaches only

Answer

Spices

Question 10

Which of the following is the MOST appropriate method to collect a sputum sample for microbiological examination in a patient suspected of pulmonary tuberculosis?

Accepted Answer

A. Collect the sample in the early morning after rinsing the mouth with plain water — Early morning sputum is preferred for tuberculosis diagnosis as it contains higher bacillary load due to overnight accumulation in the lungs. Rinsing the mouth with plain water reduces oral contaminants without affecting the sample. Option B is incorrect as food does not affect sputum quality; Option C is incorrect because brushing may introduce contaminants; Option D is irrelevant as fever is not a prerequisite for sample collection.

Answer

B. Collect the sample immediately after a heavy meal to avoid gastric irritation

Answer

C. Use a sterile container and collect the sample after brushing the teeth thoroughly

Answer

D. Collect the sample only if the patient has a fever above 101°F

DCOA Mixed Practice Test #608