VFA Mixed Practice Test #709

Question 1

One of the core principles of NEP 2020 is to move towards a more multidisciplinary and holistic education. How does the policy propose to achieve greater flexibility for students in choosing subjects, particularly at the secondary level?

Accepted Answer

C. By eliminating the rigid separation between arts, science, commerce streams, and vocational subjects, allowing students to choose subjects across disciplines. — The NEP 2020 aims to dismantle the rigid boundaries between arts, science, commerce streams, and vocational subjects, enabling students to choose subjects across various disciplines. This approach fosters holistic and multidisciplinary learning, moving away from the conventional siloed educational structure. Options A, B, and D contradict the policy's goal of increased flexibility and multidisciplinary learning.

Answer

A. By mandating a fixed stream system (Science, Commerce, Arts) but allowing minor subject changes within the stream.

Answer

B. By introducing rigid subject combinations that students must choose from to ensure academic rigor.

Answer

D. By limiting subject choices to core academic areas and deferring vocational training to post-secondary education.

Question 2

Villi found in:

Accepted Answer

Small intestine — Increase absorption surface area.

Answer

Stomach

Answer

Large intestine

Answer

Oesophagus

Question 3

Fermentation produces:‌​‍

Accepted Answer

Alcohol + CO₂ — Sugar → Alcohol + CO₂ (by yeast).‌​‍

Answer

Oxygen

Answer

Water

Answer

Nitrogen

Question 4

The Vizhinjam International Seaport project in Thiruvananthapuram is poised to significantly impact Kerala's maritime trade. Which of the following statements accurately highlights a unique geographical advantage and a primary function of the Vizhinjam port?

Accepted Answer

B. The port's natural depth, close to the coastline, allows for the berthing of mega-container vessels without extensive dredging, positioning it as a transshipment hub. — The Vizhinjam International Seaport's key advantage is its natural depth (around 18-20 meters) very close to the coastline, enabling it to accommodate large mother vessels and mega-container ships with minimal dredging. This unique geographical feature positions it as a major transshipment hub for cargo. Options A, C, and D incorrectly describe its primary function or geographical characteristics.

Answer

A. Its location in a high-tide zone facilitates easy dredging for smaller vessels, primarily serving coastal shipping.

Answer

C. It is designed primarily as an exclusive naval base to enhance India's maritime security in the Arabian Sea.

Answer

D. The project's main objective is to handle only passenger traffic and cruise liners, boosting tourism in the southern districts.

Question 5

Isomers have:‌​‍

Accepted Answer

Same molecular formula, different structure/arrangement — Types: chain, position, functional, geometric (cis/trans), optical (enantiomers).‌​‍

Answer

Same everything

Answer

Different empirical formula

Answer

Different mass

Question 6

Which recent health policy initiative by the Government of Kerala aims to provide comprehensive primary health care services through Family Health Centres (FHCs) in every panchayat across the state?

Accepted Answer

B. Nava Kerala Mission - Health Sub-Mission — The Nava Kerala Mission - Health Sub-Mission introduced Family Health Centres (FHCs) to deliver primary care, prevention, and health promotion services at the community level. Arogya Keralam Mission focuses on health awareness and disease prevention, Ayushman Bharat HWC is a national scheme, and Kerala Comprehensive Health Insurance Scheme provides financial protection for secondary/tertiary care.

Answer

A. Arogya Keralam Mission

Answer

C. Ayushman Bharat Health and Wellness Centres

Answer

D. Kerala Comprehensive Health Insurance Scheme

Question 7

The James–Lange Theory of emotion states that:‌​‍

Accepted Answer

Physiological responses occur first and produce emotional experience — James–Lange: we feel emotion because of bodily changes (e.g., we are afraid because we tremble).‌​‍

Answer

Emotion and physical response are simultaneous

Answer

Thoughts are responsible for emotions

Answer

Emotion occurs first, then physiological responses

Question 8

Laboratory test for unsaturation (alkene):‌​‍

Accepted Answer

Bromine water decolourisation / Baeyer's reagent — Baeyer's (alk KMnO₄) decolourised by C=C. Bromine water orange → colourless.‌​‍

Answer

Litmus

Answer

Flame

Answer

Fehling's

Question 9

Pseudo forces appear in:‌​‍

Accepted Answer

Non-inertial frames — E.g. ‌​‍centrifugal force in rotating frame, Coriolis force. Added to apply F=ma in accelerating frames.

Answer

Rest frames

Answer

All frames

Answer

Inertial frames

Question 10

A convex lens is also called a:‌​‍

Accepted Answer

Converging lens — Convex lenses bring parallel light rays to a focus.‌​‍

Answer

Diverging lens

Answer

Cylindrical lens

Answer

Plano lens

VFA Mixed Practice Test #709