UNIPORT Biology 2016/2017 Model 2 Past Questions

Practice each question, then open it to see the full details.

A plant parenchyma cell also acts as a supporting tissue when it

A.becomes flaccid
B.contains crystals
C.becomes turgid
D.is pigmented

Which of the following is NOT a function of the nucleus of a cell?

A.It controls the life processes of the cell
B.translates genetic information for the manufacture of proteins
C.It stores and carries hereditary information
D.It is a reservoir of energy for the cell

The interaction of a community of organisms with its abiotic environment constitutes

A.a niche
B.a food chain
C.an ecosystem
D.a microhabitat

The crossing of individuals of the same species with different genetic characters is

A.cross breeding
B.polygenic inheritance
C.non-disjunction
D.inbreeding

Which of the following organisms is not classified as an animal?

A.Amoeba
B.Paramecium
C.Euglena
D.Obelia

In which of the following Nigerian states can mountain vegetation be found?

A.Taraba
B.Enugu
C.Bauchi
D.Plateau

The photosynthetic pigments include

A.chlorophyll and carotenoids
B.chloroplasts and cytochromes
C.melanin and haemoglobin
D.carotenoids and

The highest level of ecological organization is the

A.ecosystem
B.population
C.biosphere
D.niche

Which of the following has the most primitive. respiratory system?

A.Snail
B.Fish
C.Insect
D.Mouse

The chromosomes of members of the kingdom Monera are within the

A.nucleoplasm
B.cytoplasm
C.nucleus
D.nucleolus