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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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

13012AI questions in bank

529awaiting review

SS2 / Commercenext batch (1 of 83 class/subject pairs in your bank)

2026-10-10 05:20:08 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

12244approved and live

412held 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 412.

#51505 · SS2 Agricultural ScienceWhat is the primary purpose of agricultural laws?

A) Increase production
B) Regulate prices
C) Ensure food safety
D) Protect farmers' rights

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

#51461 · SS1 PhysicsA machine does 500 J of work in 10 seconds. What is its efficiency if it consumes 600 J of energy?

A) 70%
B) 80%
C) 90%
D) 100%

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

#51458 · SS1 PhysicsIf a force of 200 N is applied over an area of 4 m², what is the pressure?

A) 50 Pa
B) 100 Pa
C) 200 Pa
D) 400 Pa

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

#51453 · SS1 PhysicsAn object travels 150 m in 3 seconds. What is its speed?

A) 25 m/s
B) 50 m/s
C) 75 m/s
D) 100 m/s

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

#51439 · SS1 PhysicsIf the gravitational force between two masses is 100 N, what happens if the distance is doubled?

A) 50 N
B) 100 N
C) 200 N
D) 25 N

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

#51420 · SS1 MathematicsWhat is the sum of the first 5 terms of the sequence 2, 4, 6, 8?

A) 30
B) 20
C) 25
D) 15

Stored answer B · checker said X · The sequence provided does not have 5 terms; it only has 4 terms.

#51416 · SS1 MathematicsWhat is the result of (2x + 3)(x - 2)?

A) 2x² + 7x - 6
B) 2x² - x - 6
C) 2x² + 6x - 6
D) 2x² + x - 6

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

#51383 · SS1 MarketingWhat influences a consumer's buying decision the most?

A) Price
B) Brand reputation
C) Advertising
D) Peer pressure

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

#51366 · SS1 LiteratureHow does metre differ from meter in poetry?

A) They are the same
B) Metre refers to poetic feet
C) Meter is about rhyme
D) Metre is about meaning

Stored answer B · checker said X · The question is ambiguous as 'metre' and 'meter' refer to the same concept but are spelled differently in British and American English.

#51347 · SS1 GovernmentWhich of the following is NOT a right of citizenship?

A) Right to vote
B) Right to free speech
C) Right to work
D) Right to own land

Stored answer D · checker said X · The right to own land can vary by country and context, making this question ambiguous.

#51306 · SS1 GeographyIf a map scale is 1:50,000, how many kilometers does 1 cm on the map represent?

A) 0.5 km
B) 1 km
C) 5 km
D) 10 km

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

#51276 · SS1 Further MathematicsFind the intersection of 2x + y = 10 and x - 2y = 1.

A) (3, 4)
B) (2, 6)
C) (1, 8)
D) (4, 2)

Stored answer A · checker said X · The question is ambiguous as it does not specify whether to find the intersection point or the solution to the system of equations.

#51275 · SS1 Further MathematicsWhat is the solution to the equations 2x + 3y = 6 and x - y = 2?

A) (2, 0)
B) (0, 2)
C) (1, 1)
D) (3, 1)

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

#51256 · SS1 Further MathematicsFind the equation of the line with slope 3 through (2, 1).

A) y = 3x - 5
B) y = 3x + 5
C) y = 3x + 1
D) y = 3x - 1

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

#51252 · SS1 Further MathematicsFind the integral of f(x) = 3x².

A) x³ + C
B) x² + C
C) x² + 3C
D) x³ + 3C

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

#51250 · SS1 Further MathematicsFactor the expression: 2x² + 8x + 6.

A) 2(x + 3)(x + 1)
B) (2x + 3)(x + 2)
C) 2(x + 1)(x + 3)
D) (2x + 1)(x + 6)

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

#51223 · SS1 English LanguageWhat inference can be drawn from the author's tone in the passage?

A) The author is indifferent
B) The author is critical
C) The author is humorous
D) The author is optimistic

Stored answer B · checker said X · The question refers to a passage that is not provided.

#51222 · SS1 English LanguageWhich detail supports the main idea in the passage?

A) A personal anecdote
B) A statistical fact
C) A character's opinion
D) An unrelated story

Stored answer B · checker said X · The question refers to a passage that is not provided.

#51203 · SS1 EconomicsWhat is a potential disadvantage of small-scale production?

A) Higher fixed costs
B) Limited market reach
C) Increased flexibility
D) Lower initial investment

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

#50893 · JSS3 Physical and Health EducationWhat is a common postural defect in children?

A) Kyphosis
B) Astigmatism
C) Scoliosis
D) Color blindness

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

#50858 · JSS3 MathematicsRound 5.3 to the nearest whole number.

A) 5
B) 6
C) 4
D) 7

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

#50849 · JSS3 MathematicsIf a product costs ₦1500 and is sold for ₦1800, what is the profit percentage?

A) 20%
B) 25%
C) 15%
D) 10%

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

#50845 · JSS3 MathematicsIf you invest ₦2000 at 5% simple interest for 2 years, how much interest will you earn?

A) ₦200
B) ₦100
C) ₦50
D) ₦150

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

#50794 · JSS3 English LanguageConvert to direct speech: He said he was happy.

A) He said, 'I am happy.'
B) He said, 'I was happy.'
C) He said, 'He is happy.'
D) He said, 'I am happy.'

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

#50615 · JSS3 Basic TechnologyWhat is the purpose of a scale ruler?

A) Measure angles
B) Draw circles
C) Create scale models
D) Measure distances accurately

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

#50553 · JSS3 Agricultural ScienceWhat is a common method of selling agricultural products?

A) Door-to-door sales
B) Online marketplaces
C) Only through government agencies
D) Television ads only

Stored answer B · checker said X · More than one option could be correct depending on context.

#50456 · JSS2 MathematicsWhat is 3.75 - 1.25?

A) 2.50
B) 2.75
C) 3.00
D) 2.00

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

#50453 · JSS2 MathematicsSolve: 6 + (5 - 3) × 2.

A) 10
B) 8
C) 12
D) 14

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

#50448 · JSS2 MathematicsIf one angle of a triangle is 50° and another is 60°, what is the third angle?

A) 70°
B) 80°
C) 90°
D) 100°

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

#50446 · JSS2 MathematicsSimplify: 2(3x + 4) - x.

A) 5x + 8
B) 6x + 8
C) 7x + 8
D) 6x - 8

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

Diagrams on new questions

**#50846 · JSS3 Mathematics**What is the locus of points equidistant from two points A and B?

**#50464 · JSS2 Mathematics**What is the locus of points equidistant from point A and point B?

**#50463 · JSS2 Mathematics**In a line graph, if the points (1,2) and (2,4) are connected, what is the slope?

**#50462 · JSS2 Mathematics**If a bar graph shows 5 apples and 3 oranges, how many fruits are there in total?

**#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
2026-10-10 05:24:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 05:19:36 UTC	timer	success	SS2 / Civic Education	27	27 approved and live, 0 held for review. 5 duplicate(s) of existing questions skipped.
2026-10-10 05:18:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 05:12:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 05:07:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 05:01:36 UTC	backfill	skipped			No old questions left that need a diagram.
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2026-10-10 04:51:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 04:49:36 UTC	timer	success	SS2 / Chemistry	16	16 approved and live, 0 held for review. 11 duplicate(s) of existing questions skipped.
2026-10-10 04:46:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 04:40:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 04:35:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 04:30:36 UTC	backfill	skipped			No old questions left that need a diagram.
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2026-10-10 04:20:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 04:19:36 UTC	timer	success	SS2 / Biology	16	16 approved and live, 0 held for review. 13 duplicate(s) of existing questions skipped.
2026-10-10 04:15:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 04:10:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 04:05:36 UTC	backfill	skipped			No old questions left that need a diagram.
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2026-10-10 03:55:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 03:50:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 03:49:36 UTC	timer	success	SS2 / Agricultural Science	27	26 approved and live, 1 held for review. 6 duplicate(s) of existing questions skipped.
2026-10-10 03:45:36 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-10 03:40:36 UTC	backfill	skipped			No old questions left that need a diagram.