VFA Mixed Practice Test #206

Question 1

Which of the following are wetlands of international importance in India?‌​‍

Accepted Answer

Chilika Lake, Keoladeo, Sundarbans, Wular, Vembanad, etc. (Ramsar sites) — India has 75+ Ramsar sites. ‌​‍Chilika largest brackish lake in Asia. Keoladeo Ghana (Bharatpur) famous bird sanctuary.

Answer

Kerala backwaters

Answer

Only coast

Answer

Just rivers

Question 2

Which of the following is NOT a purpose of summative assessment?

Accepted Answer

B. To provide detailed feedback for improvement during learning — Summative assessment is used for grading, promotion decisions, and program evaluation (C, D). Providing detailed feedback for improvement (B) is a key purpose of formative assessment, not summative. Option A is a purpose of summative assessment, so it is incorrect.

Answer

A. To determine student promotion to the next grade

Answer

C. To assign grades for report cards

Answer

D. To evaluate the effectiveness of a teaching program

Question 3

Melatonin from:‌​‍

Accepted Answer

Pineal gland — Sleep hormone.‌​‍

Answer

Adrenal

Answer

Thyroid

Answer

Pituitary

Question 4

J. J. Thomson discovered the:‌​‍

Accepted Answer

Electron — Thomson discovered the electron in 1897 via cathode ray tube experiments.‌​‍

Answer

Neutron

Answer

Nucleus

Answer

Proton

Question 5

A 15-year-old adolescent with iron-deficiency anemia is advised to include iron-rich foods in their diet. Which combination of foods would provide the best bioavailability of iron?

Accepted Answer

C. Citrus fruits and lean beef — Lean beef (heme iron) and citrus fruits (vitamin C) enhance iron absorption. Milk, cheese, and tea inhibit iron absorption, while white bread and chocolate are low in bioavailable iron. Vitamin C-rich foods are critical for non-heme iron absorption from plant sources.

Answer

A. Milk and cheese

Answer

B. Spinach and tea

Answer

D. White bread and chocolate

Question 6

Mean kinetic energy per molecule of ideal gas at absolute T is:‌​‍

Accepted Answer

(3/2)kT — Equipartition: (1/2)kT per DOF. Monatomic gas has 3 translational DOF.‌​‍

Answer

kT

Answer

(5/2)kT

Answer

RT

Question 7

Depression key symptoms:‌​‍

Accepted Answer

Low mood, loss of interest, sleep/appetite changes, suicidal thoughts — for ≥2 weeks — Major Depressive Disorder (MDD). ‌​‍SSRIs (fluoxetine), cognitive therapy. Global leading cause of disability.

Answer

Only sadness

Answer

Temporary

Answer

Mood

Question 8

Tuberculosis (TB) affects mainly the:‌​‍

Accepted Answer

Lungs — TB primarily affects the lungs. ‌​‍Caused by Mycobacterium tuberculosis. BCG vaccine prevents it.

Answer

Heart

Answer

Liver

Answer

Kidneys

Question 9

Which port in Kerala handles the most cargo?‌​‍

Accepted Answer

Kochi Port — Kochi Port (Cochin Port) is the major port in Kerala and handles the largest volume of cargo.‌​‍

Answer

Vizhinjam

Answer

Beypore

Answer

Azhikkal

Question 10

A language teacher wants to develop her students' communication skills, critical thinking, and ability to understand different viewpoints. Which literary form would be most effective for achieving these objectives in a classroom setting?

Accepted Answer

B. Encouraging students to write and perform short dramatic skits. — Dramatic skits and role-playing directly involve students in active communication, requiring them to articulate ideas and interact. This fosters critical thinking by demanding quick responses and understanding diverse character perspectives, thereby enhancing empathy and overall communication skills more effectively than passive analysis, summarization, or rote memorization.

Answer

A. Engaging students in extensive analysis of classical epic poems.

Answer

C. Assigning individual tasks of summarizing lengthy non-fiction articles.

Answer

D. Instructing students to meticulously copy and memorize literary prose passages.

VFA Mixed Practice Test #206