DCOA Mixed Practice Test #800

Question 1

In Kerala, the Kuttanad region is known for its unique agricultural practice. Which of the following best describes this practice?

Accepted Answer

B. Paddy cultivation below sea level using a system of bunds and canals — The Kuttanad region is famous for its below-sea-level farming, where paddy is cultivated using a complex system of bunds (regulators) and canals to manage water levels. Terrace farming and shifting cultivation are not practiced here, and horticulture is not the primary focus.

Answer

A. Terrace farming in hilly areas

Answer

C. Shifting cultivation in forest areas

Answer

D. Horticulture-based cropping in high-altitude regions

Question 2

pH of blood is tightly regulated at:‌​‍

Accepted Answer

7.35-7.45 — Blood pH is slightly alkaline; tight homeostasis is life-critical.‌​‍

Answer

1.5-2.0

Answer

5.5-6.0

Answer

8.0-9.0

Question 3

Which of the following policy shifts was a direct consequence of the 1991 economic reforms in India, aimed at integrating the Indian economy with the global market?

Accepted Answer

C. Transition from a fixed exchange rate regime to a more flexible, market-determined exchange rate. — The 1991 reforms aimed at greater global integration and market orientation. A key measure was moving from a fixed exchange rate to a more flexible, market-determined system to better manage the balance of payments and facilitate trade. Options A, B, and D represent policies contrary to the spirit of liberalization, globalization, and market orientation that characterized the 1991 reforms.

Answer

A. Nationalization of major private banks to consolidate financial power.

Answer

B. Imposing higher tariffs on imported goods to protect domestic industries.

Answer

D. Reintroduction of the Monopolies and Restrictive Trade Practices (MRTP) Act with more stringent provisions.

Question 4

CM Tamil Nadu:‌​‍

Accepted Answer

MK Stalin — MK Stalin (DMK).‌​‍

Answer

EPS

Answer

Palaniswami

Answer

OPS

Question 5

A primary school teacher is planning a lesson on the life cycle of a butterfly. To engage all students, she incorporates activities like students acting out the different stages, creating clay models of the butterfly, and performing a short dance sequence depicting its transformation. Which of Gardner's Multiple Intelligences is the teacher primarily aiming to stimulate with these instructional methods?

Accepted Answer

B. Bodily-Kinesthetic Intelligence. — Gardner's Bodily-Kinesthetic Intelligence refers to the ability to use one's body to express ideas and feelings, and to use one's hands to produce or transform things. The activities described – acting, creating models, and dancing – all involve physical movement and hands-on manipulation, directly targeting this intelligence. While the topic is naturalistic, the *methods* are kinesthetic, and other options like linguistic or musical are not the primary focus here.

Answer

A. Linguistic Intelligence.

Answer

C. Musical Intelligence.

Answer

D. Naturalistic Intelligence.

Question 6

P. Bhaskaran:

Accepted Answer

Film lyricist, director — Neelakuyil director, lyricist.

Answer

Actor

Answer

Politician

Answer

Novelist only

Question 7

The process of fertilisation in humans normally occurs in the:‌​‍

Accepted Answer

Fallopian tube (oviduct) — Sperm meets egg in the ampulla of the fallopian tube.‌​‍

Answer

Vagina

Answer

Ovary

Answer

Uterus

Question 8

Cerebellum controls:‌​‍

Accepted Answer

Balance and coordination — 'Little brain'. Motor coordination.‌​‍

Answer

Breathing

Answer

Digestion

Answer

Thinking

Question 9

The primary function of the electron transport chain (ETC) in cellular respiration is to:

Accepted Answer

B. Generate a proton gradient for ATP synthesis. — The electron transport chain utilizes the energy from electrons carried by NADH and FADH2 to pump protons across the inner mitochondrial membrane, creating an electrochemical proton gradient. This gradient is then used by ATP synthase to drive the production of ATP through oxidative phosphorylation. The other options describe gluconeogenesis, beta-oxidation, and carbonic anhydrase activity, respectively.

Answer

A. Synthesize glucose from pyruvate.

Answer

C. Break down fatty acids into acetyl-CoA.

Answer

D. Convert CO2 into bicarbonate.

Question 10

Ayyankali founded which organisation?‌​‍

Accepted Answer

Sadhu Jana Paripalana Sangham — Ayyankali founded Sadhu Jana Paripalana Sangham in 1907.‌​‍

Answer

SNDP Yogam

Answer

NSS

Answer

Brahmo Samaj

DCOA Mixed Practice Test #800