Plus 2 Lecturer Mixed Practice Test #871

Question 1

Sabarimala temple deity is:‌​‍

Accepted Answer

Lord Ayyappa — Lord Ayyappa is the deity of Sabarimala temple in Pathanamthitta, Kerala.‌​‍

Answer

Lord Vishnu

Answer

Lord Shiva

Answer

Lord Krishna

Question 2

Net force on a 50 kg rider with acceleration 5 m/s²:

Accepted Answer

250 N — F = m × a = 50 × 5 = 250 N.

Answer

25 N

Answer

125 N

Answer

1250 N

Question 3

Thermometer measures:‌​‍

Accepted Answer

Temperature — Thermometer measures temperature. Invented by Daniel Fahrenheit.‌​‍

Answer

Pressure

Answer

Humidity

Answer

Speed

Question 4

Artificial ripening of fruits is accomplished by treatment with:

Accepted Answer

Ethylene gas — Ethylene is the natural ripening hormone; artificially used (calcium carbide releases acetylene that mimics ethylene).

Answer

Sodium chloride

Answer

Indole-3 acetic acid

Answer

Kinetin

Question 5

Integral ∫x^n dx (n≠-1):‌​‍

Accepted Answer

x^(n+1)/(n+1) + C — Power rule for integration. ∫1/x dx = ln|x| + C (special case n=-1).‌​‍

Answer

x^(n-1)

Answer

x^n

Answer

nx^(n+1)

Question 6

A school implements a curriculum where basic concepts of science (e.g., forces, ecosystems) are introduced in primary grades using simple experiments and observations. These same concepts are revisited in middle school with more detailed explanations, data analysis, and problem-solving, and again in high school with advanced mathematical models and theoretical frameworks. This curriculum design best exemplifies which concept proposed by Jerome Bruner?

Accepted Answer

D. Spiral curriculum — Bruner's concept of a spiral curriculum involves introducing fundamental ideas of a subject early in a simplified form and then revisiting them repeatedly at more complex levels. This allows students to build upon prior knowledge and deepen their understanding over time. Readiness and discovery learning are also Bruner's concepts but describe different aspects of learning or instruction, while scaffolding is a teaching technique often associated with Vygotsky and also used by Bruner.

Answer

A. Readiness

Answer

B. Scaffolding

Answer

C. Discovery learning

Question 7

Sree Narayana Guru's famous saying:‌​‍

Accepted Answer

One caste, one religion, one God for man — 'One caste, one religion, one God for man' — Sree Narayana Guru.‌​‍

Answer

Educate, Agitate, Organize

Answer

Temple for all

Answer

Be proud of your caste

Question 8

According to Jean Piaget's theory, which stage involves the development of object permanence?‌​‍

Accepted Answer

Sensorimotor stage — Object permanence emerges in the sensorimotor stage (birth–2 years).‌​‍

Answer

Formal operational stage

Answer

Concrete operational stage

Answer

Pre-operational stage

Question 9

Which type of orbit do GPS satellites use?‌​‍

Accepted Answer

Medium Earth orbit (~20,200 km) — 24+ satellites. ‌​‍Need ≥4 for position (3D + time). Accuracy few metres. ‌​‍India's NavIC regional system.

Answer

Geostationary

Answer

Moon distance

Answer

Low earth orbit

Question 10

EEG is used to study the functions of:‌​‍

Accepted Answer

Brain — Electroencephalography records electrical activity of the brain.‌​‍

Answer

Nerve

Answer

Heart

Answer

Muscle

Plus 2 Lecturer Mixed Practice Test #871