Plus 2 Lecturer Mixed Practice Test #92

Question 1

Calcium deficiency affects:‌​‍

Accepted Answer

Bones and teeth — Weak bones, osteoporosis.‌​‍

Answer

Eyes

Answer

Liver

Answer

Lungs

Question 2

Hormone for fruit ripening:‌​‍

Accepted Answer

Ethylene — Ethylene gas ripens fruits.‌​‍

Answer

Abscisic acid

Answer

Auxin

Answer

Cytokinin

Question 3

Loudness of sound depends on:‌​‍

Accepted Answer

Amplitude — Larger amplitude waves have more energy → louder sound.‌​‍

Answer

Frequency

Answer

Wavelength

Answer

Speed

Question 4

If a die is rolled, probability of getting a number greater than 4 is:‌​‍

Accepted Answer

1/3 — Favourable: {5, 6} = 2 outcomes; P = 2/6 = 1/3.‌​‍

Answer

1/2

Answer

1/6

Answer

2/3

Question 5

Which structural feature is essential for the antibacterial activity of sulfonamides, acting as a para-aminobenzoic acid (PABA) analog?

Accepted Answer

A. The presence of a primary amino group (-NH2) at the para position to the sulfonyl group. — Sulfonamides exert their antibacterial effect by mimicking PABA, which is a substrate for bacterial dihydropteroate synthase. The primary amino group at the para position to the sulfonyl group is crucial for this competitive inhibition, blocking bacterial folic acid synthesis. Other modifications would typically reduce or abolish activity.

Answer

B. A secondary amino group (-NHR) at the meta position to the sulfonyl group.

Answer

C. A carboxylic acid group (-COOH) attached to the benzene ring.

Answer

D. An alkyl group attached to the sulfonyl nitrogen.

Question 6

Who is the Chief Minister of Madhya Pradesh as of 2024?‌​‍

Accepted Answer

Mohan Yadav — Mohan Yadav (Dec 2023).‌​‍

Answer

Kamal Nath

Answer

Shivraj Chouhan

Answer

Scindia

Question 7

Kerala's NEET quota:‌​‍

Accepted Answer

85% state — 85% state quota for government seats.‌​‍

Answer

50%

Answer

100%

Answer

Unknown

Question 8

Synonym of TRANQUIL:

Accepted Answer

Calm — Tranquil = calm, peaceful.

Answer

Noisy

Answer

Angry

Answer

Sad

Question 9

Which of the following drug classes is MOST likely to cause photosensitivity reactions?

Accepted Answer

A. Tetracyclines — Tetracyclines, particularly doxycycline and minocycline, are well-known for causing photosensitivity reactions. The other options (B, C, D) are less commonly associated with this adverse effect.

Answer

B. Penicillins

Answer

C. Macrolides

Answer

D. Cephalosporins

Question 10

Kerala is celebrated as the first Indian state to achieve total literacy. This remarkable feat is often attributed to a confluence of historical and social factors. Which of the following factors best represents the *earliest and foundational* influence on Kerala's path to widespread literacy?

Accepted Answer

C. Early efforts by Christian missionaries and progressive reforms by princely states. — The strong foundation for Kerala's literacy was laid by early Christian missionary schools and the progressive educational policies implemented by the princely states of Travancore and Cochin, long before India's independence. While post-independence policies and the RTE Act further boosted literacy, they built upon an already established educational culture, and private sector investment wasn't the primary foundational driver.

Answer

A. Post-independence government policies promoting adult literacy missions.

Answer

B. Significant private sector investment in educational infrastructure.

Answer

D. The constitutional mandate of the Right to Education Act (2009).

Plus 2 Lecturer Mixed Practice Test #92