SQA HIGHER BIOLOGY MULTIPLE CHOICE
QUESTIONS
D - Answer -Plant cell walls contain:
A - cellulose and are selectively permeable to water.
B - phospholipds and are permeable to solutes.
C - phospholipids and are selectively permeable to solutes.
D - cellulose and are permeable to solutes.
D - Answer -When a plant cell is immersed in a hypotonic solution it will:
A - become flaccid.
B - shrink.
C - burst.
D - become turgid.
C - Answer -Which of the following processes requires flexibility and infolding of the cell
membrane?
A - Osmosis
B - Diffusion
C - Phagocytosis
D - Active Transport
A - Answer -When an organ is transplanted from one person to another, there is a
possibility that it could be rejected.
This is because the cells of the individual receiving the organ react against foreign:
A - anitgens
B - DNA
C - antibodies
D - RNA
D - Answer -Lysosomes are involved in the defence of the body. They:
A - carry out phagocytosis and engulf bacteria.
B - produce antibodies to destroy viruses.
C - release antgens to destroy bacteria.
D - contain enzymes to digest bacteria.
B - Answer -Which of the following may result in the presence of an extra chromosome
in the cells of a human?
, A - Inversion
B - Non-disjunction
C - Crossing over
D - Independent Assortment
C - Answer -Ligase is used in genetic engineering to:
A - open bacterial plasmids
B - cut genes from a donor chromosome
C - seal genes into bacterial plasmids
D - remove cell walls from plant cells
C - Answer -Sexual incompatability between different species of plant may be
overcome by:
A - recombinant DNA technologu
B - the use of mutagens
C - somatic fusion of their cells
D - the use of polyploid parents plants
B - Answer -Which of the following is not a mutagenic agent?
A - Mustard Gas
B - Citric Acid
C - Caffeine
D - Sun Light
D - Answer -In an animal, habituation has taken place when a:
A - harmful stimulus no longer produces a response.
B - harmful stimulus always produces an escape response.
C - harmless stimulus always produces an escape response.
D - harmless stimulus no longer produces an escape response.
D - Answer -Phenylketonuria (PKU) is a metabolic disorder in humans. In PKU there is:
A - a breakdown of exess phenylalanine in the diet.
B - an inability to synthesise phenylalanine.
C - synthesis of tyrosine from phenylalanine.
D - an inability to synthesise tyrosine from phenylalanine.
B - Answer -Which of the following is a fibrous protein?
A - Amylase
B - Collagen
QUESTIONS
D - Answer -Plant cell walls contain:
A - cellulose and are selectively permeable to water.
B - phospholipds and are permeable to solutes.
C - phospholipids and are selectively permeable to solutes.
D - cellulose and are permeable to solutes.
D - Answer -When a plant cell is immersed in a hypotonic solution it will:
A - become flaccid.
B - shrink.
C - burst.
D - become turgid.
C - Answer -Which of the following processes requires flexibility and infolding of the cell
membrane?
A - Osmosis
B - Diffusion
C - Phagocytosis
D - Active Transport
A - Answer -When an organ is transplanted from one person to another, there is a
possibility that it could be rejected.
This is because the cells of the individual receiving the organ react against foreign:
A - anitgens
B - DNA
C - antibodies
D - RNA
D - Answer -Lysosomes are involved in the defence of the body. They:
A - carry out phagocytosis and engulf bacteria.
B - produce antibodies to destroy viruses.
C - release antgens to destroy bacteria.
D - contain enzymes to digest bacteria.
B - Answer -Which of the following may result in the presence of an extra chromosome
in the cells of a human?
, A - Inversion
B - Non-disjunction
C - Crossing over
D - Independent Assortment
C - Answer -Ligase is used in genetic engineering to:
A - open bacterial plasmids
B - cut genes from a donor chromosome
C - seal genes into bacterial plasmids
D - remove cell walls from plant cells
C - Answer -Sexual incompatability between different species of plant may be
overcome by:
A - recombinant DNA technologu
B - the use of mutagens
C - somatic fusion of their cells
D - the use of polyploid parents plants
B - Answer -Which of the following is not a mutagenic agent?
A - Mustard Gas
B - Citric Acid
C - Caffeine
D - Sun Light
D - Answer -In an animal, habituation has taken place when a:
A - harmful stimulus no longer produces a response.
B - harmful stimulus always produces an escape response.
C - harmless stimulus always produces an escape response.
D - harmless stimulus no longer produces an escape response.
D - Answer -Phenylketonuria (PKU) is a metabolic disorder in humans. In PKU there is:
A - a breakdown of exess phenylalanine in the diet.
B - an inability to synthesise phenylalanine.
C - synthesis of tyrosine from phenylalanine.
D - an inability to synthesise tyrosine from phenylalanine.
B - Answer -Which of the following is a fibrous protein?
A - Amylase
B - Collagen
