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

10964AI questions in bank

462awaiting review

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

2026-10-08 10:18:17 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

10264approved and live

345held 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 345.

#48787 · SS1 PhysicsTwo objects collide elastically. If object A has a mass of 3 kg and velocity of 4 m/s, and object B has 2 kg and 2 m/s, what is the total momentum before collision?

A) 10 kg·m/s
B) 14 kg·m/s
C) 8 kg·m/s
D) 12 kg·m/s

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

#48777 · SS1 PhysicsAn object is thrown upwards with a velocity of 20 m/s. How high will it go before stopping? (g = 10 m/s²)

A) 20 m
B) 30 m
C) 40 m
D) 50 m

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

#48761 · SS1 MathematicsWhat is the bearing of point B from point A if B is directly north of A?

A) 0°
B) 90°
C) 180°
D) 270°

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

#48758 · SS1 MathematicsUsing the quadratic formula, find the roots of 2x² - 4x - 6 = 0.

A) 2, -3
B) 3, -1
C) -2, 3
D) 1, -3

Stored answer B · checker said X · The roots calculated using the quadratic formula are not provided in the options.

#48729 · SS1 MarketingIn which stage of the PLC is product awareness highest?

A) Introduction
B) Growth
C) Maturity
D) Decline

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

#48709 · SS1 LiteratureWhy is setting important in a play?

A) It defines character traits
B) It influences the plot and mood
C) It provides background information
D) All of the above

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

#48680 · SS1 GovernmentHow can a constitution be amended?

A) By a simple majority vote
B) Through a referendum
C) By executive order
D) By legislative approval

Stored answer D · checker said X · More than one option can be correct depending on the constitution.

#48632 · SS1 GeographyIf a map's scale is 1:50,000, how many centimeters on the map equal 1 kilometer on the ground?

A) 1 cm
B) 2 cm
C) 5 cm
D) 10 cm

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

#48600 · SS1 Further MathematicsIf y varies jointly as x and z, and y = 12 when x = 2 and z = 3, find y when x = 3 and z = 4.

A) 18
B) 24
C) 30
D) 36

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

#48593 · SS1 Further MathematicsFind the values of x and y: 3x + 2y = 16 and 4x - y = 5.

A) (2, 5)
B) (3, 4)
C) (4, 1)
D) (1, 6)

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

#48578 · SS1 Further MathematicsWhat is the slope of the line through points (1, 2) and (3, 8)?

A) 3
B) 4
C) 2
D) 5

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

#48543 · SS1 English LanguageWhat literary device is primarily used in the passage?

A) Metaphor
B) Alliteration
C) Simile
D) Personification

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

#48542 · SS1 English LanguageIn the passage, how does the author feel about the topic?

A) Indifferent
B) Supportive
C) Critical
D) Confused

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

#48523 · SS1 EconomicsWhich is NOT a type of production?

A) Primary production
B) Secondary production
C) Tertiary production
D) Quaternary production

Stored answer D · checker said X · All options listed are types of production.

#48412 · SS1 CommerceWhich of the following is a disadvantage of a partnership?

A) Easy to set up
B) Shared profits
C) Limited liability
D) More capital

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

#48320 · SS1 BiologyWhich mode of nutrition do fungi primarily exhibit?

A) Autotrophic
B) Heterotrophic
C) Parasitic
D) Saprophytic

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

#48223 · JSS3 Physical and Health EducationWhat is the height of the pole vault bar for men in competitions?

A) 4.5 m
B) 5.0 m
C) 5.5 m
D) 6.0 m

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

#48220 · JSS3 Physical and Health EducationWhat technique is essential for a successful javelin throw?

A) Overhand throw
B) Underhand throw
C) Modified grip throw
D) Rotational throw

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

#48219 · JSS3 Physical and Health EducationWhat is the minimum length of a standard javelin for men?

A) 2.5 m
B) 2.7 m
C) 2.8 m
D) 2.9 m

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

#48213 · JSS3 Physical and Health EducationWhich qualification is often required for a sports psychologist?

A) Bachelor's in Psychology
B) Master's in Sports Science
C) PhD in Psychology
D) Diploma in Sports Coaching

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

#48184 · JSS3 MathematicsIf you invest ₦2000 at an interest rate of 5% per annum, what is the interest after 2 years?

A) ₦200
B) ₦100
C) ₦50
D) ₦300

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

#48166 · JSS3 Home EconomicsWhich method is best for preserving fruits long-term?

A) Freezing
B) Drying
C) Canning
D) Refrigerating

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

#48111 · JSS3 English LanguageWhat should be included in the opening of a formal letter?

A) The date.
B) A personal anecdote.
C) A greeting.
D) A quote.

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

#47964 · JSS3 Basic TechnologyWhat is a gear used for in machines?

A) To store energy
B) To change direction of motion
C) To increase speed
D) To reduce friction

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

#47958 · JSS3 Basic TechnologyWhich joint is commonly used in woodworking for connecting two pieces at right angles?

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

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

#47893 · JSS3 Agricultural ScienceWhat is an important factor in animal housing?

A) Color of the walls
B) Type of flooring
C) Size of the windows
D) Location of the house

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

#47804 · JSS2 MathematicsIncrease 150 by 20%.

A) 180
B) 170
C) 160
D) 190

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

#47793 · JSS2 MathematicsFind the missing angle x if the angles in a triangle are x, 50°, and 70°.

A) 60°
B) 80°
C) 70°
D) 50°

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

#47746 · JSS2 English LanguageWhere should the comma go? 'Before you go to bed make sure to brush your teeth.'

A) After bed
B) Before make
C) After teeth
D) After sure

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

#47743 · JSS2 English LanguageIdentify the metaphor: 'He has a heart of stone.'

A) He is very hard.
B) He is kind-hearted.
C) He is strong.
D) He is cold-hearted.

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

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
2026-10-08 10:33:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 10:28:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 10:23:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 10:18:17 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 10:17:35 UTC	timer	success	SS2 / Agricultural Science	24	24 approved and live, 0 held for review. 7 duplicate(s) of existing questions skipped.
2026-10-08 10:12:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 10:07:35 UTC	backfill	skipped			No old questions left that need a diagram.
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2026-10-08 09:57:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 09:52:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 09:47:35 UTC	timer	success	SS1 / Technical Drawing	24	24 approved and live, 0 held for review. 6 duplicate(s) of existing questions skipped.
2026-10-08 09:46:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 09:41:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 09:36:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 09:31:35 UTC	backfill	skipped			No old questions left that need a diagram.
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2026-10-08 09:17:35 UTC	timer	success	SS1 / Physics	23	21 approved and live, 2 held for review. 7 duplicate(s) of existing questions skipped.
2026-10-08 09:16:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 09:11:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 09:06:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 09:01:35 UTC	backfill	skipped			No old questions left that need a diagram.
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2026-10-08 08:51:35 UTC	backfill	skipped			No old questions left that need a diagram.
2026-10-08 08:47:35 UTC	timer	success	SS1 / Mathematics	25	23 approved and live, 2 held for review. 4 duplicate(s) of existing questions skipped.