Teechaa Worker

Background AI question generation and question diagrams. A second AI answers every new question on its own; when it agrees with the stored answer the question goes live, otherwise it waits here for you.

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izezmkaf_teechaa @ localhost
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Set (model gpt-4o-mini)
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Every 30 min, 50 questions per batch
Question diagrams
Up to 6 per batch, drawn by gpt-4o-mini, answer-checked by gpt-4o-mini, served from https://questions.teechaa.com/question_images

New questions

12046AI questions in bank

497awaiting review

JSS2 / Computer Sciencenext batch (1 of 83 class/subject pairs in your bank)

2026-10-09 09:18:12 UTClast successful batch

AI questions for subjects a class doesn't take: from before generation was limited to the subjects in your question bank. They also make those subjects appear in the app's subject pickers for that class.

JSS1 Physics (30 draft) · JSS1 Chemistry (30 draft)

Going live

11310approved and live

380held for you to decide

0older drafts still to check (60 per run)

0deleted by you

Held questions: the checker didn't reach the stored answer, or found a problem. Green = stored answer, underlined = checker's pick. Approve if the stored answer is right, otherwise delete. Showing the latest 30 of 380.

#50234 · JSS2 Basic TechnologyWhat type of joint is used to connect two pieces of wood at right angles?

A) Dovetail joint
B) Mortise and tenon joint
C) Butt joint
D) Lap joint

Stored answer B · checker said C · Checker chose C, stored answer is B.

#50194 · JSS2 Basic ScienceWhat is produced when an acid reacts with a metal?

A) Salt
B) Hydrogen gas
C) Water
D) Oxygen gas

Stored answer B · checker said A · Checker chose A, stored answer is B.

#50183 · JSS2 Agricultural ScienceWhat is the primary method of irrigation in agriculture?

A) Flooding
B) Drip irrigation
C) Sprinkler system
D) Rainfed

Stored answer C · checker said X · The primary method of irrigation can vary by region and context; it is not universally defined.

#50139 · JSS1 Social StudiesWhich amendment in the Nigerian Constitution guarantees freedom of speech?

A) 1st Amendment
B) 4th Amendment
C) 6th Amendment
D) 10th Amendment

Stored answer C · checker said X · The Nigerian Constitution does not have amendments numbered as in the U.S. Constitution.

#50117 · JSS1 Security EducationWhat does security help to prevent?

A) Accidents
B) Theft
C) Friendship
D) Learning

Stored answer B · checker said A · Checker chose A, stored answer is B.

#50115 · JSS1 Security EducationWhich number should you call for fire emergencies in Nigeria?

A) 112
B) 999
C) 911
D) 777

Stored answer A · checker said B · Checker chose B, stored answer is A.

#50098 · JSS1 Physical and Health EducationWhat does the acronym 'STOP' stand for in first aid?

A) Stop, Think, Observe, Plan
B) Stop, Talk, Operate, Perform
C) Stop, Treat, Observe, Protect
D) Stop, Talk, Organize, Prepare

Stored answer C · checker said X · The acronym 'STOP' can have multiple interpretations in first aid, making the question ambiguous.

#50061 · JSS1 MathematicsIf a train leaves at 3:15 PM and arrives at 4:45 PM, how long is the journey?

A) 1 hour 15 minutes
B) 1 hour 30 minutes
C) 1 hour 45 minutes
D) 2 hours

Stored answer C · checker said A · Checker chose A, stored answer is C.

#50048 · JSS1 MathematicsAdd ⅖ and ⅗.

A) 1
B) 1⅖
C) ⅗
D) 2⅖

Stored answer B · checker said A · Checker chose A, stored answer is B.

#50041 · JSS1 MathematicsEstimate the sum: 198 + 237.

A) 400
B) 430
C) 440
D) 450

Stored answer C · checker said B · Checker chose B, stored answer is C.

#50040 · JSS1 MathematicsRound 67.89 to the nearest whole number.

A) 66
B) 67
C) 68
D) 70

Stored answer B · checker said C · Checker chose C, stored answer is B.

#49936 · JSS1 CRSWhich commandment is about not committing adultery?

A) 5th Commandment
B) 6th Commandment
C) 7th Commandment
D) 8th Commandment

Stored answer C · checker said B · Checker chose B, stored answer is C.

#49932 · JSS1 CRSWhich commandment emphasizes not coveting?

A) 6th Commandment
B) 8th Commandment
C) 9th Commandment
D) 10th Commandment

Stored answer D · checker said C · Checker chose C, stored answer is D.

#49680 · SS3 MathematicsWhich of the following is true for x if x + 3 > 5?

A) x > 2
B) x < 2
C) x ≤ 2
D) x ≥ 2

Stored answer A · checker said D · Checker chose D, stored answer is A.

#49674 · SS3 MathematicsEvaluate the integral ∫(2x + 3) dx from 1 to 4.

A) 12.5
B) 15
C) 14.5
D) 13

Stored answer A · checker said B · Checker chose B, stored answer is A.

#49622 · SS3 GovernmentWhich document defines the constitutional framework of the UK?

A) Magna Carta
B) The Constitution
C) The Bill of Rights
D) Common law

Stored answer A · checker said X · The UK does not have a single written constitution; it is based on statutes, common law, and conventions.

#49619 · SS3 GovernmentWhich climatic zone is characterized by extreme temperatures?

A) Tropical
B) Temperate
C) Polar
D) Arid

Stored answer C · checker said D · Checker chose D, stored answer is C.

#49571 · SS3 GeographyWhich layer of the Earth is primarily composed of molten rock?

A) Crust
B) Mantle
C) Outer core
D) Inner core

Stored answer B · checker said C · Checker chose C, stored answer is B.

#49553 · SS3 Further MathematicsWhat is the equation of the locus of points equidistant from (0, 0) and (0, 4)?

A) x² + y² = 4
B) x² + (y-2)² = 4
C) y = 2
D) (y-2)² = 4 - x²

Stored answer B · checker said C · Checker chose C, stored answer is B.

#49548 · SS3 Further MathematicsWhat is the expected value of a discrete random variable X with values 1, 2, and 3?

A) 2
B) 1
C) 3
D) 4

Stored answer A · checker said X · The expected value requires probabilities for each value.

#49544 · SS3 Further MathematicsWhat is the displacement of an object moving at 20 m/s for 5 seconds?

A) 100 m
B) 50 m
C) 200 m
D) 150 m

Stored answer A · checker said C · Checker chose C, stored answer is A.

#49539 · SS3 Further MathematicsWhat is the sum of the complex numbers 3 + 4i and 2 - 3i?

A) 5 + i
B) 5 + i
C) 1 + 7i
D) 1 + i

Stored answer C · checker said A · Checker chose A, stored answer is C.

#49537 · SS3 Further MathematicsWhat is the result of the operation 5 ⊕ 3 if ⊕ is defined as a + b - 1?

A) 7
B) 8
C) 6
D) 9

Stored answer B · checker said A · Checker chose A, stored answer is B.

#49514 · SS3 English LanguageWhich is the correct format for a formal letter's salutation?

A) Dear John,
B) Hi John,
C) To whom it may concern,
D) Hello John,

Stored answer A · checker said C · Checker chose C, stored answer is A.

#49507 · SS3 English LanguageChoose the correct form: 'Neither the teacher nor the students ____ happy about the decision.'

A) was
B) were
C) is
D) are

Stored answer A · checker said B · Checker chose B, stored answer is A.

#49472 · SS3 EconomicsWhat does the balance of payments account reflect?

A) Total exports minus total imports
B) Total government spending
C) Total national income
D) Total savings in the economy

Stored answer A · checker said X · The balance of payments account reflects more than just total exports minus total imports; it includes all economic transactions between residents of a country and the rest of the world.

#49287 · SS2 PhysicsIf a device uses 200 J of energy in 5 seconds, what is its power?

A) 20 W
B) 40 W
C) 50 W
D) 10 W

Stored answer B · checker said C · Checker chose C, stored answer is B.

#49244 · SS2 MathematicsIf a building is 30 m tall and the angle of elevation from a point 40 m away is θ, what is tan(θ)?

A) 3/4
B) 4/3
C) 1/2
D) 1/3

Stored answer A · checker said B · Checker chose B, stored answer is A.

#49219 · SS2 MarketingWhat does 'P' in the marketing mix represent?

A) Promotion
B) Profit
C) Price
D) Product

Stored answer A · checker said D · Checker chose D, stored answer is A.

#49176 · SS2 GovernmentWhich of the following is a right of Nigerian citizens?

A) Right to bear arms
B) Right to free education
C) Right to free healthcare
D) Right to free housing

Stored answer B · checker said X · None of the options accurately reflect the rights of Nigerian citizens as per the constitution.

Diagrams on new questions

**#49706 · SS3 Physics**What is the principle behind a transformer?

**#49705 · SS3 Physics**What happens to light when it passes through a prism?

**#49113 · SS2 Further Mathematics**The locus of points equidistant from A(2, 3) and B(4, 5) is?

**#40189 · JSS3 Mathematics**How do you construct a locus of points equidistant from a point?

**#37785 · SS1 Computer Science**What does a diamond shape represent in a flowchart?

Diagrams for old questions

0diagrams added

0still to look at

56no diagram needed / can't be drawn

1failed (retried up to 3×)

Recent runs

Started	Trigger	Status	Class / subject	Qs	Details
2026-10-09 09:20:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 09:17:35 UTC	timer	success	JSS2 / Civic Education	22	22 approved and live, 0 held for review. 8 duplicate(s) of existing questions skipped.
2026-10-09 09:15:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 09:10:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 09:04:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:59:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:54:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:49:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:47:35 UTC	timer	success	JSS2 / Business Studies	23	23 approved and live, 0 held for review. 10 duplicate(s) of existing questions skipped.
2026-10-09 08:44:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:39:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:34:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:28:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:23:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:18:11 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:17:35 UTC	timer	success	JSS2 / Basic Technology	22	21 approved and live, 1 held for review. 6 duplicate(s) of existing questions skipped.
2026-10-09 08:12:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:06:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 08:01:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 07:55:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 07:49:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 07:47:35 UTC	timer	success	JSS2 / Basic Science	16	15 approved and live, 1 held for review. 20 duplicate(s) of existing questions skipped.
2026-10-09 07:43:37 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 07:38:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-09 07:33:36 UTC	backfill	skipped			No old questions left that need a diagram.