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
quiz_bank columns
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OpenAI key
Set (model gpt-4o-mini)
Generation switched on
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

9689AI questions in bank

417awaiting review

JSS1 / Basic Technologynext batch (1 of 83 class/subject pairs in your bank)

2026-10-07 07:17:14 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

9034approved and live

300held 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 300.

#47125 · JSS1 Basic ScienceWhich of the following is a non-renewable source of pollution?

A) Plastic waste
B) Industrial waste
C) Sewage
D) Biodiesel

Stored answer A · checker said X · The term 'non-renewable source of pollution' is ambiguous; pollution is typically a result of processes rather than a source.

#47098 · JSS1 Agricultural ScienceWhat is the term for the process of breeding animals to enhance desirable traits?

A) Mating
B) Crossbreeding
C) Animal selection
D) Animal improvement

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

#47051 · SS3 MathematicsWhat is the mean of the numbers 2, 3, 5, and 7?

A) 4.25
B) 5
C) 4
D) 3.75

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

#47044 · SS3 MathematicsWhat is the value of f(2) if f(x) = x³ - 4x + 1?

A) -1
B) 3
C) 0
D) 1

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

#47036 · SS3 MathematicsIf 2(x - 1) < 3(x + 2), what is the solution set?

A) x > 7
B) x < 7
C) x > 5
D) x < 5

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

#47035 · SS3 MathematicsSolve for x: 3x - 5 ≥ 4.

A) x ≥ 3
B) x ≤ 3
C) x ≥ 2
D) x ≤ 2

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

#47029 · SS3 MathematicsWhat is the future value of ₦2000 invested for 3 years at an annual interest rate of 4% compounded annually?

A) ₦2249.73
B) ₦2400
C) ₦2080
D) ₦2120.32

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

#47026 · SS3 MathematicsWhat is the midpoint of the line segment joining (2, 3) and (8, 7)?

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

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

#46980 · SS3 GovernmentIn which international organization is Nigeria a leading member?

A) NATO
B) UN
C) OPEC
D) EU

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

#46919 · SS3 Further MathematicsAn object accelerates from rest at 2 m/s². What distance does it cover in 5 seconds?

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

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

#46917 · SS3 Further MathematicsWhat is the result of (A ∨ B) ∧ ¬A if A = true and B = false?

A) true
B) false
C) unknown
D) both true

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

#46916 · SS3 Further MathematicsWhat is the surface area of a sphere with radius 4?

A) 16π
B) 32π
C) 48π
D) 64π

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

#46906 · SS3 Further MathematicsIf an object travels 100 m in 5 seconds, what is its speed?

A) 20 m/s
B) 25 m/s
C) 15 m/s
D) 30 m/s

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

#46903 · SS3 Further MathematicsWhat is the volume of a sphere with a radius of 3?

A) 36π
B) 9π
C) 27π
D) 12π

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

#46901 · SS3 Further MathematicsIntegrate the function f(x) = 4x². What is the result?

A) (4/3)x³ + C
B) 2x² + C
C) 4x³ + C
D) (4/2)x² + C

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

#46896 · SS3 English LanguageWhat is the author's tone in the passage about poverty?

A) Optimistic
B) Pessimistic
C) Neutral
D) Sarcastic

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

#46874 · SS3 English LanguageChoose the correct form: Neither the manager nor the employees ___ aware of the changes.

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

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

#46792 · SS3 CommerceWhich mode of transport is most commonly used for heavy goods?

A) Air transport
B) Rail transport
C) Water transport
D) Road transport

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

#46736 · SS3 ChemistryWhat property changes progressively in a homologous series?

A) Molecular weight
B) Color
C) Solubility
D) Boiling point

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

#46718 · SS3 ChemistryWhat is the process of making glass called?

A) Sintering
B) Fritting
C) Annealing
D) Glassblowing

Stored answer A · checker said X · The question is ambiguous as it could refer to multiple processes involved in glass production.

#46594 · SS2 MathematicsWhat are the roots of x² + 4x + 4 = 0?

A) -2
B) 2
C) -4, 0
D) -2, -2

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

#46581 · SS2 MathematicsSimplify: (2²)³ × 2⁴.

A) 2¹⁰
B) 2¹²
C) 2⁷
D) 2⁹

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

#46551 · SS2 MarketingWhat is the primary factor influencing consumer purchases?

A) Price
B) Brand loyalty
C) Advertising
D) Product quality

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

#46533 · SS2 GovernmentWhich level of government in Nigeria is responsible for primary education?

A) Federal
B) State
C) Local
D) All levels

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

#46474 · SS2 Further MathematicsWhat is the sum of the first 5 terms of the series 2, 4, 6...?

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

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

#46469 · SS2 Further MathematicsEvaluate ∫(4x²)dx from 0 to 2.

A) 8
B) 12
C) 16
D) 20

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

#46437 · SS2 English LanguageSelect the correct form: Neither the teacher nor the students ____ aware of the changes.

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

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

#46377 · SS2 CRSWhat is the primary act of worship in Christianity?

A) Prayer
B) Fasting
C) Baptism
D) Communion

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

#46284 · SS2 ChemistryWhat is the mole ratio in the reaction 2H₂ + O₂ → 2H₂O?

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

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

#46216 · SS2 Agricultural ScienceWhat is the primary factor affecting the supply of agricultural products?

A) Consumer demand
B) Production costs
C) Weather conditions
D) Government policies

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

Diagrams on new questions

**#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
2026-10-07 07:33:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 07:28:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 07:22:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 07:17:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 07:16:34 UTC	timer	success	JSS1 / Basic Science	22	21 approved and live, 1 held for review. 8 duplicate(s) of existing questions skipped.
2026-10-07 07:12:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 07:07:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 07:02:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:57:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:52:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:47:10 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:46:34 UTC	timer	success	JSS1 / Agricultural Science	23	22 approved and live, 1 held for review. 4 duplicate(s) of existing questions skipped.
2026-10-07 06:41:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:36:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:31:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:26:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:21:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:16:34 UTC	timer	success	SS3 / Physics	28	28 approved and live, 0 held for review. 4 duplicate(s) of existing questions skipped.
2026-10-07 06:15:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:09:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 06:04:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 05:59:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 05:54:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 05:49:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-07 05:46:34 UTC	timer	success	SS3 / Mathematics	32	26 approved and live, 6 held for review. 7 duplicate(s) of existing questions skipped.