Last Updated on January 18, 2026

Biology Exam Questions for SS1: Biology Exam Questions and Answers for SS1 is available at pastquestionsforum.com and on this page. If you are looking for where to get the most comprehensive copy of the SS1 Biology examination questions, search no more. We have uploaded the most comprehensive version of this material and can be accessed in a PDF format. Download also: Agricultural Science Questions for SS1

This SS1 Biology Exam Questions and Answers were collected to serve as a resource for teachers when creating tests and examination questions. It would be highly beneficial to students and teachers in terms of revision and exam preparation.

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Free Biology Exam Questions for SS1 [Sample Questions]

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TOPIC: ANIMAL NUTRITION
DIRECTION: Choose the correct answer from the lettered options.

Question one The most effective method of dealing with non-biodegradable pollutants is by _____.
A. dumping
B. recycling
C. incineration
D. burying
The correct answer is B.

Question two Which of these organisms is both holozoic and autotrophic?
A. Spirogyra
B. Paramecium
C. Euglena
D. Amoeba
The correct answer is C.

Question three The term ecosystem refers to _____.
A. different groups of green plants in a habitat
B. the relationship between animals and plants in a given environment
C. living organisms interacting with the physical environment
D. members of particular plants and animals living in a habitat
The correct answer is C.

Question four Which of the following is not a factor responsible for population sizes?
A. Nativity
B. Feeding
C. Immigration
D. Mortality
The correct answer is B.

Question five Animal nutrition involves the study of __________.
A. animal husbandry
B. farm equipment and farm produce
C. food substances and digestive enzymes
D. the teeth and chewing and biting patterns
The correct answer is C.

TOPIC: BASIC ECOLOGICAL CONCEPTS
DIRECTION: Choose the correct answer from the lettered options.
Question one Which of the following resources is non-renewable?
A. Forest
B. Wildlife
C. Mineral deposits
D. Water
The correct answer is C.

Question two Water loss is most rapid in _____ soil.
A. sandy
B. clayey
C. sandy–loam
D. loamy
The correct answer is A.
Sandy soil has large coarse particles with very little humus. Hence it is well aerated but water drains through it quickly leaving it dry.

Question three The similarity among organisms belonging to the same group will be least within each _____.
A. family
B. order
C. kingdom
D. species
The correct answer is C.
The kingdom is the highest level in the hierarchy of living things. As the levels proceed to lower levels, the variety of organism’s decreases.

Question four Possession of strong adhesives is a feature of animals living in ________.
A. sandy beaches
B. rocky chores
C. benthic zones
D. deserts
The correct answer is C.

Question five An acidic soil can be improved upon by ______________.
A. sedimentation
B. leaching
C. flocculation
D. watering
The correct answer is C.
In an acidic soil, the mineral salts are very soluble and easily leached from top soil, out of the reach of plant roots. However, flocculation clumps soil particles together, thereby retaining its nutrient

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