Junior Clerk Mixed Practice Test #62

Question 1

Inverse of 2x2 matrix [[a,b],[c,d]] (ad-bc ≠ 0):‌​‍

Accepted Answer

(1/(ad-bc))·[[d,-b],[-c,a]] — Standard formula. Adjugate divided by determinant.‌​‍

Answer

[[a,-b],[-c,d]]

Answer

[[d,-b],[-c,a]]

Answer

Doesn't exist

Question 2

The simple future tense is used for:

Accepted Answer

Action to happen later — Future simple: will + base verb; e.g., 'I will travel tomorrow.'

Answer

Habitual action

Answer

Action completed in past

Answer

Action already happening

Question 3

Fill in the blank: 'Usually they play cricket but now they ___ football.'‌​‍

Accepted Answer

are playing — 'Now' indicates present continuous → 'are playing'.‌​‍

Answer

were playing

Answer

have been playing

Answer

play

Question 4

Alkaloids are generally characterized by their basic nature, which is primarily due to the presence of:

Accepted Answer

C. Nitrogen atoms — Alkaloids are naturally occurring organic compounds containing at least one nitrogen atom, usually in a heterocyclic ring, which confers basic properties to the molecule, allowing them to react with acids to form salts. Carboxyl groups are acidic, hydroxyl groups are alcoholic/phenolic, and ester linkages are neutral functionalities.

Answer

A. Carboxyl groups

Answer

B. Hydroxyl groups

Answer

D. Ester linkages

Question 5

Leader of Opposition 2024-26 (LS):‌​‍

Accepted Answer

Rahul Gandhi — Rahul Gandhi — first LoP since 2014.‌​‍

Answer

Adhir Ranjan

Answer

Sonia Gandhi

Answer

Mallikarjun Kharge

Question 6

Mattancherry Palace (Dutch Palace) is in:

Accepted Answer

Ernakulam (Kochi) — Mattancherry Palace in Kochi — built by Portuguese, renovated by Dutch.

Answer

Thiruvananthapuram

Answer

Thrissur

Answer

Kollam

Question 7

Two UN member states are engaged in a legal dispute over maritime boundaries. For the International Court of Justice (ICJ) to hear and rule on this case, which fundamental principle must primarily be satisfied?

Accepted Answer

C. Both states involved in the dispute must explicitly or implicitly consent to the ICJ's jurisdiction over the matter. — The fundamental principle governing the International Court of Justice's (ICJ) jurisdiction in contentious cases between states is consent. Both states involved in a dispute must consent to the ICJ's jurisdiction, either through a special agreement (compromis), a clause in a treaty, or by accepting the compulsory jurisdiction under the 'Optional Clause'. The UN Security Council referral or UN General Assembly resolution cannot compel states to submit to contentious jurisdiction, and while the Optional Protocol is a means of establishing jurisdiction, it is not the sole or primary fundamental p

Answer

A. The dispute must first be referred to the UN Security Council for a preliminary review and recommendation.

Answer

B. At least one of the disputing states must be a signatory to the Optional Protocol of the ICJ Statute.

Answer

D. The UN General Assembly must pass a resolution requesting the ICJ to adjudicate the specific dispute.

Question 8

Kerala SilverLine consultations:

Accepted Answer

NDA opposition — Politically contested project.

Answer

Ongoing

Answer

Approved

Answer

Scrapped

Question 9

Synonym of INCONGRUOUS:

Accepted Answer

Out of place — Not in harmony.

Answer

Consistent

Answer

Uniform

Answer

Matching

Question 10

What is the antonym of 'predecessor'?

Accepted Answer

successor — Predecessor (one who came before) ↔ Successor (one who comes after).

Answer

descendant

Answer

ancestor

Answer

ascendant

Junior Clerk Mixed Practice Test #62