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Biology Past Questions and Answers

Waec Biology Questions

Question 401:

Which of the following is an advantage of dispersal of fruits and seeds? It allows

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A Fair distribution of source of food for animals
B Growth in close association with parent plant
C Even distribution of plants and reduction of intraspecific competition
D Keen competition for food
E The seeds to evolve new species

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Question 402:

The series of changes that occur in a seed by which the embryo develops into a seedling is known as

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A Fertilization
B Gametogenesis
C Pollination
D Germination
E Regeneration

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Question 403:

Which of the following organisms has a symbiotic relationship with green algae?

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A Amoeba
B Paramecium
C Hydra
D Euglena
E Chlamydomonas

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Question 404:

At the end of photosynthesis, the green leaf is tested for starch and not glucose, because

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A The glucose is used up immediately to provide energy for the needs of the leaf
B The glucose formed is immediately converted to starch
C Starch is stored only in leaves
D There are no chemicals for glucose test in leaves
E It is easy to test for starch

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Question 405:

Which of these processes removes carbon from the atmosphere?

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A Putrefaction of animals
B Burning of fuels
C Photosynthesis
D Volcanic eruption
E Respiration in plants

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