Prep Africa

NECTA Biology AI Practice

Train with AI-generated exam-style questions. Get instant explanations and coaching on every weak area.

Note: Diagram-based questions are coming soon. WAEC Biology Paper includes ~5 diagram questions.

Interactive mode
300 questions available

Practice mode

Answer immediately. If you miss, we show exactly why your selected option is wrong.

Progress: 0/10 correct (0 answered)

Question 151

Which of the following best describes the ecological term 'niche'?
EcologyEcological Conceptshard

Select one option to submit your answer.

Question 152

Which organelle is primarily responsible for producing energy in the form of ATP within a cell?
Cell biologyCell structure and functioneasy

Select one option to submit your answer.

Question 153

During photosynthesis, which gas is taken in by plants to produce glucose?
Respiration and photosynthesisPhotosynthesis processeasy

Select one option to submit your answer.

Question 154

What is the expected phenotypic ratio in the offspring of a monohybrid cross between two heterozygous tall pea plants (Tt x Tt), where tall (T) is dominant over short (t)?
GeneticsMendelian inheritancemedium

Select one option to submit your answer.

Question 155

Which trophic level do herbivores occupy in an ecological food chain?
EcologyFood chains and trophic levelsmedium

Select one option to submit your answer.

Question 156

Which hormone regulates blood glucose levels by lowering it when it is too high?
Human physiologyEndocrine systemmedium

Select one option to submit your answer.

Question 157

In aerobic respiration, which molecule acts as the final electron acceptor in the electron transport chain?
Respiration and photosynthesisCellular respirationhard

Select one option to submit your answer.

Question 158

Which statement best explains why genetic variation is important in a population?
GeneticsImportance of genetic variationhard

Select one option to submit your answer.

Question 159

Which blood vessels carry oxygenated blood away from the heart to the body tissues?
Human physiologyCirculatory systemmedium

Select one option to submit your answer.

Question 160

Which nutrient is primarily involved in the repair and growth of body tissues?
Nutrition and transportNutritioneasy

Select one option to submit your answer.

We use cookies and similar technologies for analytics and advertising. You can accept or reject non-essential cookies.