Post Utme Ladoke Akintola University of Technology Biology Past Questions and Answers

Question 16:

When the F1 of a cross between two parentsyith of contrasting characters is selfed, the F2 population segregates approximately in a ration \(6 \%\)

A. 2:1
B. 1:1
C. 1:2

Question 17:

The specific role played by an organismin its environment is known as ____________

A. Its function
B. Its responsibility
C. Opoefologicalniche
D. Its expected role
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Question 18:

Which of these is goconimon property of cell ecosystems?

A. Flow of energy
B. Decomposition of organic matter
C. Energy flow abd nutrient cycling
D. Presence of plants and animals

Question 19:

Darwin theory afevorifition explains the origin of species based on the existence of ____________

A. Vartations
B. Dominant characters
C. Genes
D. Acquired characters

Question 20:

All these are true about chloroplast and mitochondria except ____________

A. They both have inner membrane reticulations
B. Toey both have their own DNA's
C. They are double membrane organelles
D. They are found in plant and animal cells