Plus 2 Lecturer Mixed Practice Test #330

Question 1

Tsunami speed in deep ocean:‌​‍

Accepted Answer

~800 km/h — Fast in deep; slows in shallow.‌​‍

Answer

50 km/h

Answer

100 km/h

Answer

200 km/h

Question 2

The National Education Policy (NEP) 2020 places a strong emphasis on multilingualism and the power of language. Which of the following best reflects NEP 2020's stance on the medium of instruction, particularly in the foundational stages?

Accepted Answer

B. Wherever possible, the medium of instruction till at least Grade 5, but preferably till Grade 8 and beyond, will be the home language/mother-tongue/local language/regional language. — NEP 2020 strongly advocates for using the home language/mother-tongue/local language/regional language as the medium of instruction, especially in the Foundational Stage and preferably up to Grade 8, as it promotes better learning outcomes. Options A, C, and D contradict this central tenet of NEP 2020, which prioritizes multilingualism and learning in one's mother tongue for cognitive development.

Answer

A. English should be the sole medium of instruction from the Foundational Stage to ensure global competitiveness.

Answer

C. Sanskrit must be the primary medium of instruction across all stages of school education due to its cultural significance.

Answer

D. Students must choose one of the three official languages of India as their medium of instruction from Grade 1.

Question 3

Equation of line with slope m, intercept c:‌​‍

Accepted Answer

y = mx + c — Slope-intercept form. Point-slope: y - y₁ = m(x - x₁). General: Ax+By+C=0.‌​‍

Answer

y - mx = 0

Answer

y + mx = c

Answer

x = my + c

Question 4

The six categories of Fundamental Rights are: Equality, Freedom, Against Exploitation, Freedom of Religion, Cultural/Educational, and:‌​‍

Accepted Answer

Constitutional Remedies — Right to Constitutional Remedies (Article 32) — called 'heart and soul' of Constitution by Ambedkar. ‌​‍Right to Property was a Fundamental Right until 1978.

Answer

Privacy

Answer

Property

Answer

Life

Question 5

One who studies plants is a:

Accepted Answer

Botanist — Botany = study of plants.

Answer

Zoologist

Answer

Florist

Answer

Gardener

Question 6

Total Cost = ?‌​‍

Accepted Answer

FC + VC — TC = TFC + TVC at any output level. Average cost = TC/Q. MC = ΔTC/ΔQ.‌​‍

Answer

Revenue

Answer

FC

Answer

VC

Question 7

The ratio of boys to girls in a class of 40 is 3:5. Number of boys:

Accepted Answer

15 — 3/8 × 40 = 15.

Answer

10

Answer

20

Answer

25

Question 8

An insectivorous plant example is:‌​‍

Accepted Answer

Pitcher plant / Venus flytrap — Insectivorous plants supplement nitrogen-poor soils by trapping insects.‌​‍

Answer

Mango

Answer

Rose

Answer

Cactus

Question 9

Which of the following functional groups is characteristic of local anesthetics like lidocaine?

Accepted Answer

A. Amide group — Local anesthetics like lidocaine contain an amide group (-CONH-) as part of their structure, which is essential for their mechanism of action by blocking sodium channels. The other groups listed are not characteristic of local anesthetics.

Answer

B. Aldehyde group

Answer

C. Nitro group

Answer

D. Phenolic group

Question 10

Latent heat of vaporisation of water is approximately:‌​‍

Accepted Answer

2260 kJ/kg — Latent heat of vaporisation of water ≈ 2260 kJ/kg (540 cal/g).‌​‍

Answer

334 kJ/kg

Answer

80 cal/g

Answer

4.186 J/g·K

Plus 2 Lecturer Mixed Practice Test #330