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 1351: The mushroom is an organism which feeds Options:
  A) parasitically
  B) saprophytically
  C) holozoically
  D) symbiotically
  E) autotrophically
  Show Answer
  The correct answer is B .
• Question 1352: The tips of some rice seedlings were cut off while some were left intact. Both were covered with a container which had not only one small hole to allow light through. After twenty-four hours it was observed that Options:
  A) the cut tips was bent away from the light
  B) the cut tips bent towards source of light
  C) the intact tips bent away from the light
  D) the intact tips bent towards the light
  E) both tips bent away from light
  Show Answer
  The correct answer is D .
• Question 1353: The gall bladder of mammal has a duct connected to the Options:
  A) liver
  B) duodenum
  C) small intestine
  D) pancreas
  Show Answer
  The correct answer is A .
• Question 1354: Stunted growth and poor root development are a result of a deficiency in Options:
  A) sulpur
  B) phosphorus
  C) calcium
  D) iron
  Show Answer
  The correct answer is C .
• Question 1355: Which of the following represents the evolutionary sequence in these plants? 1. Flowering plants 2. Ferns 3. Mosses 4. Algae 5. Conifers Options:
  A) 2 → 1 → 4 → 3 → 5
  B) 5 → 4 → 3 → 2 → 1
  C) 2 → 4 → 5 → 1 →3
  D) 3 → 2 → 4 → 5 → 1
  E) 4 → 3 → 2 → 5 → 1
  Show Answer
  The correct answer is E .
• Question 1356: In mammalian males, the excretory and reproductive systems share the Options:
  A) Ureter
  B) vas deferens
  C) Urethra
  D) Testes
  Show Answer
  The correct answer is C .
• Question 1357: A married couple has 10 children and they are all girls. Which of the following is the CORRECT explanation? Options:
  A) The woman is incapable of producing male children
  B) The man’s sperms are very weak
  C) The man is not athletic enough
  D) The Y component of the men’s sex chromosomes was always involved
  E) The X component of the man’s sex chromosomes was always involved
  Show Answer
  The correct answer is E .
• Question 1358:

  

  The gland which produces trypsin, amylase and lipase is labelled

  Options:
  A) 6
  B) 4
  C) 2
  D) 1
  Show Answer
  The correct answer is B .
• Question 1359: In which of the following groups of vertebrates is parental care mostly exhibited ? Options:
  A) Reptilia
  B) Amphibia
  C) Aves
  D) Mammalia
  Show Answer
  The correct answer is D .
• Question 1360: Which of these food chains is NOT possible in a forest? Options:
  A) Diatom → fly → toad → snake
  B) Fly → toad → snake→ hawk
  C) Leaves → antelope → man → lion
  D) Leaves → caterpillar → bird → lion
  E) Leaves →goat → man→ lion
  Show Answer
  The correct answer is E .