Waec Biology Past Questions
Question 1
In the F1 generation of Mendel’s experiment obtained by crossing pea plants of long stems with those of short stems,
What was his observation?
- A. some were short while others were long
- B. all were long
- C. half of them were long while half were short
- D. three-quarters were long while one quarter were short,
Question 2
Which of the following adaptation is no found in fruits and seeds dispersed by the win '?
- A. Small and light body
- B. Spongy coats
- C. Turfs of hairs
- D. Wings on pericarp
Question 3
A mayor difference between plants and animals is that
- A. there is free movement in animals while this is limited in plants
- B. there is indefinite growth in animals only
- C. animals consume inorganic materials as food, while plants consume organic materials
- D. animals give up carbon-dioxide as a waste product of respiration while plants do not.
Question 4
A virus can sometimes be regarded as a living organism because it
- A. causes disease in plants and animals
- B. exists in a variety of shapes
- C. reproduces in living cells
- D. is easily visible with the aid of an electron microscope
Question 5
The group mollusca is characterized by the presence of
- A. jointed appendages
- B. star-shaped bodies
- C. backbones
- D. Soft, non-segmented