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

18815AI questions in bank

743awaiting review

SS3 / CRSnext batch (1 of 83 class/subject pairs in your bank)

2026-10-15 17:23:16 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

17833approved and live

626held 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 626.

#59958 · SS2 MathematicsWhat is the y-intercept of the line 2y - 3x = 6?

A) 3
B) -3
C) 2
D) 6

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

#59957 · SS2 MathematicsIf ₦2000 is invested at 5% per annum for 2 years, what is the interest?

A) ₦200
B) ₦100
C) ₦150
D) ₦250

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

#59895 · SS2 GovernmentWhich document governs the electoral process in Nigeria?

A) The Electoral Act
B) The Constitution
C) The Civil Service Act
D) The Public Order Act

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

#59867 · SS2 GeographyWhat type of drainage pattern is found in Nigeria's northern region?

A) Dendritic
B) Radial
C) Trellis
D) Rectangular

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

#59861 · SS2 GeographyCalculate the gradient between two points on a contour map if Point A is at 100 m and Point B is at 300 m, 2 km apart.

A) 0.1
B) 0.05
C) 0.2
D) 0.15

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

#59857 · SS2 GeographyWhat is a limitation of using surveys in fieldwork?

A) They are time-consuming
B) They are subjective
C) They require large groups
D) They are cost-effective

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

#59840 · SS2 Further MathematicsFind the area under the curve y = 2x from x = 0 to x = 5.

A) 10
B) 12.5
C) 5
D) 15

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

#59838 · SS2 Further MathematicsWhat is the scalar product of A = (1, 2, 3) and B = (4, 5, 6)?

A) 32
B) 30
C) 28
D) 26

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

#59832 · SS2 Further MathematicsEvaluate the integral ∫(x² - 3) dx from 1 to 4.

A) -2
B) 2
C) 9
D) 10

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

#59821 · SS2 Further MathematicsCalculate the area under f(x) = x² from x = 1 to x = 3.

A) 8/3
B) 10
C) 9
D) 4

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

#59820 · SS2 Further MathematicsIf s(t) = 3t³ - 6t² + 2, find ds/dt at t = 2.

A) 6
B) 12
C) 0
D) 18

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

#59804 · SS2 English LanguageConvert to direct speech: He said he was tired.

A) He said, 'I am tired.'
B) He said, 'I was tired.'
C) He said, 'I am tiring.'
D) He said, 'I tired.'

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

#59798 · SS2 English LanguageWhat inference can be drawn from the text?

A) The author dislikes change.
B) Change is necessary for growth.
C) Change is always bad.
D) The author is indifferent about change.

Stored answer B · checker said X · The question lacks a text to draw an inference from.

#59711 · SS2 CommerceWhat is the term for the process of receiving, storing, and distributing goods in a warehouse?

A) Inventory turnover
B) Logistics management
C) Supply chain management
D) Warehouse operations

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

#59693 · SS2 CommerceWhat is the minimum reserve requirement for banks set by the Central Bank?

A) 10%
B) 20%
C) 25%
D) 30%

Stored answer B · checker said X · The minimum reserve requirement can vary and is not fixed at a specific percentage.

#59594 · SS2 BiologyWhat process involves the movement of water from the ground to the atmosphere?

A) Evaporation
B) Precipitation
C) Transpiration
D) Condensation

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

#59568 · SS2 Agricultural ScienceWhich vitamin is essential for animal reproduction?

A) Vitamin A
B) Vitamin B12
C) Vitamin C
D) Vitamin D

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

#59557 · SS2 Agricultural ScienceWhich parasite is commonly associated with livestock?

A) Fleas
B) Ticks
C) Lice
D) Worms

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

#59534 · SS1 Technical DrawingWhat should be the maximum scale used for large drawings?

A) 1:1
B) 1:10
C) 1:100
D) 1:50

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

#59476 · SS1 MathematicsFind the 5th term of the arithmetic sequence 5, 10, 15, ...

A) 20
B) 25
C) 30
D) 35

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

#59470 · SS1 MathematicsIf the bearing from A to B is 060° and from B to C is 120°, what is the angle ABC?

A) 60°
B) 90°
C) 120°
D) 180°

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

#59445 · SS1 MarketingWhat happens during the maturity stage of a product life cycle?

A) Sales decline
B) Sales peak
C) Product introduction
D) Market saturation

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

#59373 · SS1 GovernmentWhich of the following is a characteristic of a federal system of government?

A) Centralized power
B) Equal distribution of power
C) Concentration of power
D) Separation of powers

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

#59315 · SS1 Further MathematicsIf y varies directly with x and y = 8 when x = 4, what is y when x = 10?

A) 20
B) 16
C) 12
D) 24

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

#59296 · SS1 English LanguageWhat is the first step in writing an essay?

A) Editing the draft
B) Researching the topic
C) Creating an outline
D) Choosing a title

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

#59120 · SS1 Civic EducationWhich document outlines the fundamental human rights?

A) The Constitution
B) The Universal Declaration of Human Rights
C) The Electoral Act
D) The Penal Code

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

#59087 · SS1 ChemistryWhat is the primary limitation of the Bohr model?

A) Doesn't explain electron orbits
B) Assumes electrons are waves
C) Doesn't apply to heavier elements
D) Ignores quantum mechanics

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

#58948 · JSS3 Physical and Health EducationWhat is the legal throwing distance for a javelin to be valid?

A) More than 50 meters
B) More than 60 meters
C) More than 70 meters
D) More than 80 meters

Stored answer A · checker said X · The valid throwing distance can vary by competition and is not specified in the question.

#58943 · JSS3 Physical and Health EducationWhich organization certifies personal trainers in Nigeria?

A) Nigerian Sports Commission
B) National Academy of Sports Medicine
C) Fitness Professionals Association
D) Nigerian Health and Fitness Association

Stored answer B · checker said X · More than one option could be correct as multiple organizations may certify personal trainers.

#58911 · JSS3 MathematicsWhat is the result of -7 + 4 - (-3)?

A) 0
B) -2
C) -6
D) -4

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

Diagrams on new questions

**#59973 · SS2 Mathematics**A ladder leans against a wall making a 60° angle with the ground. If the ladder is 10 m long, what is the height it reaches?

**#59524 · SS1 Technical Drawing**Construct an angle of 120° using a protractor. What is the first step?

**#57328 · SS2 Mathematics**A tree casts a shadow of 10 m when the angle of elevation is 30°. How tall is the tree?

**#57312 · SS2 Mathematics**A ladder 10 m long leans against a wall, forming a 60° angle with the ground. How high does it reach?

**#55423 · JSS1 Mathematics**If a bar chart shows 4 bars with heights 3, 5, 2, and 6, what is the average height?

**#54142 · SS1 Technical Drawing**Construct an angle of 135° using a compass and straightedge. What is the first step?

**#53086 · JSS2 Mathematics**If a point is 5 cm from point A, what shape does the locus form?

**#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?

Diagrams for old questions

0diagrams added

0still to look at

57no diagram needed / can't be drawn

1failed (retried up to 3×)

Recent runs

Started	Trigger	Status	Class / subject	Qs	Details
2026-10-15 17:34:37 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-15 17:29:37 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-15 17:23:38 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-15 17:22:37 UTC	timer	success	SS3 / Commerce	17	17 approved and live, 0 held for review. 16 duplicate(s) of existing questions skipped.
2026-10-15 17:18:37 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-15 17:13:37 UTC	backfill	skipped			No old questions left that need a diagram.
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2026-10-15 16:57:37 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-15 16:52:37 UTC	timer	success	SS3 / Civic Education	23	23 approved and live, 0 held for review. 9 duplicate(s) of existing questions skipped.
2026-10-15 16:51:37 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-15 16:46:37 UTC	backfill	skipped			No old questions left that need a diagram.
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2026-10-15 16:22:37 UTC	timer	success	SS3 / Chemistry	20	20 approved and live, 0 held for review. 10 duplicate(s) of existing questions skipped.
2026-10-15 16:18:37 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-15 16:13:37 UTC	backfill	skipped			No old questions left that need a diagram.
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2026-10-15 15:53:14 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-15 15:52:37 UTC	timer	success	SS3 / Biology	26	26 approved and live, 0 held for review. 9 duplicate(s) of existing questions skipped.
2026-10-15 15:47:37 UTC	backfill	skipped			No old questions left that need a diagram.