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 1201:

  If a DNA strand has a base sequence TCA, its complementary strand mustbe?

  Options:
  A) ATG
  B) TAG
  C) GAT
  D) AGT
  Show Answer
  The correct answer is D .
• Question 1202: Fertilization in humans usually takes place in the Options:
  A) lower part of the uterus
  B) upper part of the uterus
  C) lower part of the oviduct
  D) upper part of the oviduct
  Show Answer
  The correct answer is D .
• Question 1203:

  Trees in Savanna habitats usually have thick bark which mainly.

  Options:
  A) Reduces the rate of transpiration
  B) Protect them from scorching sun
  C) Protect them from heavy winds
  D) Resist bush fires
  Show Answer
  The correct answer is A .
• Question 1204: Epigeal germination can be found in Options:
  A) sorghum
  B) maize
  C) millet
  D) groundnut
  Show Answer
  The correct answer is D .
• Question 1205:

  An accurate identification of a rapist can be carried out by conducting

  Options:
  A) RNA analysis
  B) DNA analysis
  C) blood group test
  D) behavioural tests
  Show Answer
  The correct answer is B .
• Question 1206:

  Which of the following statements is true about sandy soil?

  Options:
  A) has limited air space
  B) is light and easy to dig
  C) drains slowly
  D) is heavy and poorly aerated
  Show Answer
  The correct answer is B .
• Question 1207: The lymphatic system of mammals rejoins the blood circulatory system at the Options:
  A) hepatic vein
  B) subclavian vein
  C) renal vein
  D) common iliac vein
  Show Answer
  The correct answer is B .
• Question 1208:

  

  The flower shown above is

  Options:
  A) complete, regular, hermaphroditic with superior ovary
  B) incomplete, regular, staminate with inferior ovary
  C) complete, regular, hermaphroditic with inferior ovary
  D) incomplete, irregular, pistillate with superior ovary
  Show Answer
  The correct answer is C .
• Question 1209: Which of the following produces both hormones and enzymes Options:
  A) lleum
  B) pancreas
  C) gall bladder
  D) kidney
  Show Answer
  The correct answer is B .
• Question 1210:

  Which of the following is a characteristic of cells related to irritability?

  Options:
  A) Ability to respond to stimuli
  B) Ability to synthesize proteins
  C) Ability to generate energy
  D) Ability to replicate DNA
  Show Answer
  The correct answer is A .