VFA Mixed Practice Test #34

Question 1

Which of the following correctly lists the five generations of computers?‌​‍

Accepted Answer

1st (vacuum tubes), 2nd (transistors), 3rd (ICs), 4th (microprocessors), 5th (AI) — 1940s onwards. ‌​‍ENIAC (1946) 1st gen. Modern PCs — 4th gen. ‌​‍5th gen AI and parallel processing in progress.

Answer

Ten

Answer

Three

Answer

Four

Question 2

A teacher observes that students are struggling to grasp the concept of photosynthesis. According to Vygotsky's theory, which instructional strategy would be most effective to scaffold their learning?

Accepted Answer

B. Collaborating with peers to discuss and construct a model of photosynthesis using provided materials. — Vygotsky emphasized the Zone of Proximal Development (ZPD) and social interaction as key to learning. Option B aligns with this by promoting peer collaboration to construct knowledge, which Vygotsky believed enhances understanding through dialogue and shared activity. Options A and D are teacher-centered and less interactive, while option C lacks scaffolding and peer support.

Answer

A. Providing a pre-made concept map of photosynthesis for students to memorize.

Answer

C. Assigning individual research on photosynthesis with a strict rubric for submission.

Answer

D. Demonstrating photosynthesis through a lecture with detailed slides and notes.

Question 3

Haemoglobin contains:‌​‍

Accepted Answer

Iron — Iron — gives blood red colour.‌​‍

Answer

Magnesium

Answer

Calcium

Answer

Zinc

Question 4

pH of pure water:‌​‍

Accepted Answer

7 — pH 7 = neutral. Below 7 = acidic, above 7 = basic.‌​‍

Answer

5

Answer

6

Answer

8

Question 5

Which Kerala government scheme, launched in 2019, aims to provide free textbooks, uniforms, and bicycles to students from economically weaker sections to reduce dropout rates in government schools?

Accepted Answer

C. Pothichoru — The K-SMART (Kerala State Model of Reforming Textbooks) scheme includes provisions for free textbooks, uniforms, and bicycles for students in government schools from low-income families. KITE Victers is a digital education initiative, Pothichoru is a literacy programme, and Snehasparsham focuses on school infrastructure improvements. Thus, K-SMART is the correct answer.

Answer

A. KITE Victers

Answer

B. K-SMART

Answer

D. Snehasparsham

Question 6

Chemical formula of salt (common):‌​‍

Accepted Answer

NaCl — NaCl — sodium chloride.‌​‍

Answer

MgCl₂

Answer

CaCl₂

Answer

KCl

Question 7

Which of the following is a key characteristic of formative assessment in education?

Accepted Answer

B. It focuses on providing ongoing feedback to improve learning and teaching. — Formative assessment emphasizes continuous feedback and improvement during the learning process, unlike summative assessment which evaluates at the end. Options A, C, and D describe features of summative assessment or unrelated processes.

Answer

A. It is conducted only at the end of a course to evaluate overall learning.

Answer

C. It assigns a single grade to summarize student performance.

Answer

D. It is used exclusively for administrative decisions like promotions.

Question 8

Kerala State Bird scientific name:‌​‍

Accepted Answer

Buceros bicornis — Buceros bicornis — Great Indian Hornbill.‌​‍

Answer

Pavo cristatus

Answer

Corvus splendens

Answer

Ardea alba

Question 9

Translation:‌​‍

Accepted Answer

mRNA to protein — Ribosome reads mRNA to make protein.‌​‍

Answer

DNA replication

Answer

DNA to RNA

Answer

None

Question 10

K-FON:

Accepted Answer

Kerala Fibre Optic Network — Free/cheap broadband to all households.

Answer

Kerala Food

Answer

Kerala Finance

Answer

None

VFA Mixed Practice Test #34