Plus 2 Lecturer Mixed Practice Test #50

Question 1

A 2-year-old toddler frequently says "no" and insists on doing things independently, even if they struggle. According to Erik Erikson's stages of psychosocial development, which stage is this child primarily navigating?

Accepted Answer

B. Autonomy vs. Shame and Doubt — The stage of Autonomy vs. Shame and Doubt (ages 1-3 years) is characterized by a child's desire for independence and control over their own actions and body, often expressed through saying "no" and striving for self-sufficiency. Trust vs. Mistrust occurs during infancy, Initiative vs. Guilt during the preschool years, and Industry vs. Inferiority during school age.

Answer

A. Trust vs. Mistrust

Answer

C. Initiative vs. Guilt

Answer

D. Industry vs. Inferiority

Question 2

India's first lithium deposit announced:‌​‍

Accepted Answer

Feb 2023 J&K — Feb 2023.‌​‍

Answer

2022

Answer

2025

Answer

2020

Question 3

The process of adding H₂ to unsaturated oils to convert them to solid fats is:‌​‍

Accepted Answer

Hydrogenation — Vegetable oils + H₂ (Ni catalyst) → saturated fats (vanaspati, margarine).‌​‍

Answer

Esterification

Answer

Saponification

Answer

Polymerisation

Question 4

Which among the following is NOT a characteristic of a primary social group?

Accepted Answer

C. Membership is based on formal rules and regulations — Primary social groups like family and peer groups are informal, based on personal bonds, and serve emotional needs. Option C describes secondary groups, which are governed by formal structures and rules.

Answer

A. Members have intimate, face-to-face relationships

Answer

B. It fulfills emotional and social needs of individuals

Answer

D. It is the first point of socialization for individuals

Question 5

Which of the following parts of the human brain is primarily responsible for coordinating voluntary movements, balance, and posture?

Accepted Answer

B. Cerebellum — The cerebellum, often called the 'little brain', plays a crucial role in motor control, coordinating voluntary movements such as posture, balance, coordination, and speech. The cerebrum is responsible for higher functions like thought and voluntary action, the medulla oblongata controls vital autonomic functions, and the thalamus acts as a relay station for sensory information.

Answer

A. Cerebrum

Answer

C. Medulla Oblongata

Answer

D. Thalamus

Question 6

First LDF government:

Accepted Answer

1987 — Left Democratic Front formally from 1980 onwards; EMS-II 1967 era was earlier coalition.

Answer

1980

Answer

1996

Answer

2006

Question 7

Many enzymes require non-protein components to exhibit their catalytic activity. These components, if organic molecules, are often referred to as coenzymes. What is the primary function of a coenzyme in an enzymatic reaction?

Accepted Answer

C. To carry chemical groups or electrons between enzymes. — Coenzymes are organic non-protein molecules that often function as intermediate carriers of electrons or specific chemical groups (e.g., phosphate, acetyl, methyl groups) during enzymatic reactions. They assist enzymes in catalysis by facilitating the transfer of these groups, without being consumed in the overall reaction. They do not provide activation energy or inhibit enzymes.

Answer

A. To provide the activation energy for the reaction.

Answer

B. To act as a competitive inhibitor of the enzyme.

Answer

D. To irreversibly bind to the active site and denature the enzyme.

Question 8

Legumes are:

Accepted Answer

Dicots — Dicots.

Answer

Monocots

Answer

Gymnosperms

Answer

Neither

Question 9

Kolathiri (Kannur area):‌​‍

Accepted Answer

Kolathiri dynasty — North Malabar.‌​‍

Answer

Other

Answer

Venad

Answer

Perumpadappu

Question 10

Thymus:‌​‍

Accepted Answer

T-cell maturation — T-lymphocyte training ground.‌​‍

Answer

None

Answer

Hormone only

Answer

Blood making

Plus 2 Lecturer Mixed Practice Test #50