Biology Exam Past Questions and Answers | JAMB, WAEC and NECO

Biology is the study of life and living things. It can be divided into different areas that look at the structure, function, anatomy, and behavior of organisms.

• Question 1431: A dry fruit formed from two or more carpels containing several seeds is a Options:
  A) follicle
  B) legume
  C) capsule
  D) schizocarp
  Show Answer
  The correct answer is C .
• Question 1432:

  In demonstrating the importance of mineral elements in plants, the culture bottle must be darkened to?

  Options:
  A) prevent algal growth in culture solution
  B) allow root growth
  C) prevent breakdown of mineral elements
  D) prevents photosynthesis in the root
  Show Answer
  The correct answer is A .
• Question 1433:

  Farmers practise crop rotation because it

  Options:
  A) helps to prevent soil erosion
  B) allows two crops to be planted at the same time
  C) helps to conserve soil fertility
  D) is an alternate to shifting cultivation
  Show Answer
  The correct answer is C .
• Question 1434:

  Deamination occurs in the?

   

  Options:
  A) Kidney
  B) Pancreas
  C) Spleen
  D) Liver
  Show Answer
  The correct answer is D .
• Question 1435: In the whistling pine, leaves are reduced to brown scales and young stems are green. This is an adaptation for Options:
  A) obtaining food
  B) conserving nutrients
  C) storing water
  D) reducing transpiration
  Show Answer
  The correct answer is D .
• Question 1436: In million's test, when the reagent is added to a protein food item, a white precipitate is produced which turns Options:
  A) blue on heating
  B) yellow on heating
  C) green on heating
  D) red on heating
  Show Answer
  The correct answer is D .
• Question 1437:

  Examples of micronutrients include the following except

  Options:
  A) vitamins A
  B) Vitamin B6
  C) Biotin
  D) carbon
  Show Answer
  The correct answer is D .
• Question 1438: The legs and beak of an egret resemble those of the heron because they Options:
  A) both feed on fishes
  B) are both birds
  C) occupy similar niche
  D) occupy the same trophic level
  Show Answer
  The correct answer is A .
• Question 1439: the larval stage of a mosquito is called Options:
  A) wriggler
  B) grub
  C) maggot
  D) caterpillar
  Show Answer
  The correct answer is A .
• Question 1440:

  Botany is also known as

  Options:
  A) Phytology
  B) Phycology
  C) Pedology
  D) Plantophyta
  Show Answer
  The correct answer is A .