Waec 2006 Biology Past Questions And Answers
Which of the following statements best describes pollination? The transfer of pollen grain from
- A. anther to stigmas
- B. stigmas to stamens
- C. the anther of a flower to the stigma of another flower of a different species
- D. anther to the ovary
The examples of autotrophic organisms include the following except
- A. Euglena
- B. Chlamydomonas
- C. Hydra
- D. Spirogyra
Which of the following vertebrae provide articulating surfaces for the ribs?
- A. Thoracic
- B. Lumbar
- C. Cervical
- D. Sacral
Which of the following food substances would produce a translucent mark when rubbed on a white paper?
- A. Potato
- B. Beans
- C. Mango
- D. Groundnut
The following life processes are common to both plants and animals except
- A. respiration
- B. growth
- C. reproduction
- D. photosynthesis
Which of the following is not a component of the appendicular skeleton?
- A. Ulna
- B. Atlas
- C. Femur
- D. Pelvic girdle
(a) Write short notes on each of the following: (i) ecosystem; (ii) population; (iii) ecological succession in plants.
(b) List five ways by which nitrogen can be made available to the soil for plant growth.
View Discussion (0)WAEC 2006 THEORYA one-seeded fruit in which the pericarp has fused with the seed coat is classified as
- A. a berry
- B. a caryopsis
- C. a legume
- D. an achene
Which of the following substances is not an excretory product in mammals?
- A. Carbon dioxide
- B. Water
- C. Faeces
- D. Urea
The physical and chemical factors which affect the life of organisms in an environment are described as
- A. biotic
- B. edaphic
- C. abiotic
- D. physiographic