DCOA Mixed Practice Test #557

Question 1

The theme of India's G20 presidency was:‌​‍

Accepted Answer

One Earth, One Family, One Future — India's G20 theme was 'One Earth, One Family, One Future' (Vasudhaiva Kutumbakam).‌​‍

Answer

Unite for Progress

Answer

Inclusive Green World

Answer

Together for Growth

Question 2

K.S.E.B. (Kerala State Electricity Board) was formed in the year:‌​‍

Accepted Answer

1957 — KSEB constituted on 7 March 1957.‌​‍

Answer

1956

Answer

1959

Answer

1958

Question 3

Equatorial climate vegetation:‌​‍

Accepted Answer

Evergreen rainforest — Multi-layered: emergent (50m+), canopy, understory, forest floor. ‌​‍50% of world's species in 7% of land.

Answer

Desert

Answer

Deciduous

Answer

Taiga

Question 4

The Amazon River flows through:‌​‍

Accepted Answer

South America — The Amazon flows through South America (mainly Brazil). ‌​‍It carries the most water of any river.

Answer

Africa

Answer

Asia

Answer

North America

Question 5

Punnapra-Vayalar uprising (1946) occurred in which present-day district?

Accepted Answer

Alappuzha — The Punnapra-Vayalar communist uprising took place in the Alappuzha (Alleppey) region in 1946.

Answer

Ernakulam

Answer

Kollam

Answer

Kottayam

Question 6

Blood pH:

Accepted Answer

7.35-7.45 — Slightly alkaline.

Answer

6.0

Answer

7.8

Answer

8.0

Question 7

The Davis Cup is associated with:‌​‍

Accepted Answer

Tennis — Davis Cup is the premier international team event in men's tennis.‌​‍

Answer

Football

Answer

Cricket

Answer

Golf

Question 8

Which of the following statements about the 5E learning model is NOT accurate?

Accepted Answer

B. The phases of the model are rigidly sequential and must never be revisited or adjusted. — While the 5E model provides a logical sequence for instruction, its phases are not rigidly linear. Teachers can loop back to previous phases, adjust the sequence, or integrate elements from different phases as needed based on student understanding and learning outcomes. Options A, C, and D are all accurate descriptions of the 5E model's characteristics and benefits, reflecting its constructivist foundation.

Answer

A. It promotes a learner-centered approach, encouraging active participation.

Answer

C. It is designed to help students construct their own understanding of concepts.

Answer

D. It encourages collaborative learning and critical thinking through inquiry-based activities.

Question 9

Kerala's COVID contact tracing called:‌​‍

Accepted Answer

Kerala model — Kerala model of COVID-19 response praised globally.‌​‍

Answer

Corona fighter

Answer

Aarogya

Answer

E-Health

Question 10

Which mode of transmission is most commonly associated with the spread of healthcare-associated infections (HAIs) within a hospital setting?

Accepted Answer

C. Direct contact, primarily through healthcare workers' hands. — Direct contact, particularly via the unwashed hands of healthcare workers, is the most frequent mode of transmission for healthcare-associated infections. While other modes like airborne or vehicle-borne can occur, they are less common than direct contact in the overall epidemiology of HAIs. Vector-borne transmission is generally not a significant mode for HAIs in modern hospitals.

Answer

A. Airborne transmission of droplets containing pathogens.

Answer

B. Vector-borne transmission via insects.

Answer

D. Vehicle-borne transmission through contaminated food or water.

DCOA Mixed Practice Test #557