Biology Past Questions And Answers
2241
A population is best described as
- A. A group of the same species of organisms living together
- B. A group of animals and plants living together
- C. A group of insects and grasses
- D. Different species of wild animals
2242
Cytokinesis of mitosis is a process that ensures that
- A. each daughter cell gets the necessary organelles
- B. there is distribution of a complete set of genes into each daughter cell
- C. daughter cell inherit new genetic combinations
- D. worn out organelles are excluded from daughter cells
2243
Which of these following biomes is currently being ravaged by desertification?
- A) Derived savanna
- B) southern Guinea savanna
- C) Northern Guinea savanna
- D) Sudan savanna
2244
The amount of starch in a germinating seed decreases because the starch is used up
- A. for respiration and building up of cells
- B. to build cellulose cell wall
- C. to develop meristematic tissues
- D. for the production of enzymes
2245
The beak of a duck is structurally adapted for
- A. scooping and sieving food
- B. catching and grasping food
- C. picking and cracking food
- D. boring and sucking food
2246
The thoracic region of the vertebral column is made up of __________ vertebrae.
- A) 5
- B) 7
- C) 4
- D) 12
2247
The diagram below is an illustration of a stage in a biological process. Study it and answer this question
What stage of cell division is illustrated in the diagram?
- A. Prophase
- B. Metaphase
- C. Anaphase
- D. Telophase
2248
The major function of the cell membrane is that it
- A. delimits the cytoplasm
- B. synthesizes protein
- C. breaks down worn-out organelles
- D. is the site for photosynthesis
2249
The major mineral present in the shell of Molluscs is________
- A. Copper
- B. Sodium
- C. Iron
- D. Calcium
2250
The reagent used in testing for carbon (IV) oxide is
- A. copper sulphate solution
- B. lime water
- C. hydrochloric acid
- D. sodium hydroxide solution