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 351: The followings are the functions of the kidneys, except Options:
  A) Regulation of water content in the blood
  B) Maintenance of blood PH and homeostasis
  C) Excretion of CO2
  D) D. Removal of waste products from the blood
  Show Answer
  The correct answer is C .
• Question 352: If you cross breed a tall variety (Tt) of maize with a short variety (tt), the ratio of tall to short plants in the offspring will be Options:
  A) 2:1
  B) 1:2
  C) 1:1
  D) 1:3
  E) 3:1
  Show Answer
  The correct answer is C .
• Question 353: In a photo-tropic experiment, young seedlings in a box were subjected to light from one direction. The seedling continue to grow erect. Which of the following statement is correct Options:
  A) Only the tip of the seedling received the light
  B) The light was not strong enough
  C) The seedlings were rather too young
  D) The tip of the seedling may have been covered
  E) The box containing the seedling should have been placed on a laboratory bench
  Show Answer
  The correct answer is A .
• Question 354: One distinctive feature in the life history of liverworts is that they exhibit Options:
  A) Alternation of generation
  B) Vegetative reproduction
  C) Asexual reproduction
  D) Sexual reproduction
  Show Answer
  The correct answer is A .
• Question 355: The dominant phase in the life cycle of a fern is the? Options:
  A) prothallus
  B) sporophyte
  C) antheridium
  D) gametophyte
  Show Answer
  The correct answer is B .
• Question 356: A biotic factor which affects the distribution and abundance of organisms in a terrestrial habitat is Options:
  A) temperature
  B) competition
  C) pH
  D) light
  Show Answer
  The correct answer is B .
• Question 357: Malaria symptoms are caused by Options:
  A) toxins released into the blood as a result of the destruction of red blood cell
  B) the multiplication of the malaria sporozites in the liver
  C) the invasion of the red blood cells by the trophozoites
  D) the development of merozoites into gametocytes
  Show Answer
  The correct answer is B .
• Question 358: The most important characteristic that makes reptiles to conquer terrestrial habitats is the possession of Options:
  A) long tail
  B) scaly skin
  C) sharp claw
  D) amniotic egg
  Show Answer
  The correct answer is D .
• Question 359:

  Which of the following is NOT a method of reproduction in animals?

  Options:
  A) Asexual reproduction
  B) Budding
  C) Sexual reproduction
  D) Sporulation
  Show Answer
  The correct answer is D .
• Question 360: A green snake in green grass is able to escape notice from predators because of its Options:
  A) disruptive colouration
  B) counter shading
  C) warning colouration
  D) cryptic colouration
  Show Answer
  The correct answer is D .