WorksheetsNational 5 Biology - Multicellular Organisms
Total questions: 58
Worksheet time: 29mins
What is the name given to an organisms characteristic number of chromosomes?
Chromosome Set
Chromosome Pair
Chromosome Complement
Chromosome Supplement
What term is used to describe a cell with two matching sets of chromosomes?
Haploid
Diploid
Which of the following is an example of a haploid cell?
Muscle Cell
Sperm Cell
Skin Cell
Liver Cell
The Central Nervous Systems is composed of...
The Brain
The Spinal Cord
The Peripheral Nerves
The Brain and Spinal Cord
State the function of the cerebellum
Responsible for conscious thought, reasoning and memory
Controls heart rate and breathing
Controls balance and coordinated movement
Controls most cell activities
State the function of the medulla
Responsible for conscious thought, reasoning and memory
Controls heart rate and breathing
Controls balance and coordinated movement
Controls most cell activities
How does information pass along a neuron?
Electrical impulses
Chemicals
How does information cross the synapse?
Neurotransmittors
Diffusion
Receptors
Electrical impulses
Select the correct order of the Reflex Arc
Sensory > Inter > Motor
Motor > Inter > Sensory
Inter > Sensory > Motor
Sensory > Motor > Inter
Which hormones are responsible for the regulation of blood glucose levels?
Insulin and Glucagon
Insulin and Glycogen
Glucagon and Glucose
Glucagon and Glycogen
Which hormone is secreted when your blood glucose level rises?
Insulin
Glucose
Glucagon
Glycogen
Which organ secretes insulin?
Liver
Pancreas
Teste
Stomach
Gametes are haploid
True
False
The nuclei of male and female gametes fuse together to form a
Zygote
Embryo
Baby
Fetus
What term is given to the process of the nuclei of the male and female gametes fusing together?
Fertilisation
Reproduction
Mitosis
Protein Synthesis
Which form of variation is a form of Single Gene Inheritance?
Discrete Variation
Continuous Variation
Which form of variation is a form of Polygenic Inheritance?
Discrete Variation
Continuous Variation
Which form of variation can be measured and has a range of values?
Discrete Variation
Continuous Variation
Which form of variation can be classified into distinct groups?
Discrete Variation
Continuous Variation
What term is given to a different form of a gene?
Chromosome
Chromatid
DNA
Allele
What would the genotype Tt be termed as?
Heterozygous
Homozygous Dominant
Homozygous Recessive
What is the definition of a phenotype?
An individuals alleles for a particular characteristic
An individuals physical appearance
The differences between members of the same species
Variation that can be measured
White blood cells
Make proteins
Are the site of aerobic respiration
Destroy pathogens
Carry oxygen around the body
How do phagocytes work?
They release harmful chemicals
They engulf and digest pathogens
They produce antibodies
They inject a chemical directly into the pathogen
Which structure carries deoxygenated blood to the lungs?
Pulmonary artery
Pulmonary vein
Right atrium
Right ventricle
Through which chamber does oxygenated blood enter after leaving the lungs?
Right atrium
Left atrium
Right ventricle
Left ventricle
Which structure has a narrow central channel?
Arteries
Veins
Capillaries
Which absorbs glucose and amino acids?
Lacteal
Network of blood capillaries
Which of the statements are true of villi?
A
B
C
D
Most variation is
discrete and controlled by one gene
continuous and controlled by one gene
discrete and polygenic
continuous and polygenic
What is the purpose of mitosis?
The growth and repair of cells
To pass on genetic information
To produce ATP
To allow the movement of molecules through a selectively permeable membrane
The process of mitosis provides new cells while maintaining...
the diploid chromosome complement
the haploid chromosome complement
At the beginning of mitosis, which structure thickens and becomes visible?
Spindle Fibres
Nucleus
Chromosomes
Nuclear Membrane
Stem Cells are unspecialised cells.
True
False
What is the name of Cell R?
Sperm
Egg
Zygote
Embryo
What is the female gamete in animals?
Sperm
Egg
Pollen
Ovule
Sperm are produced in the
Testes
Ovary
Anther
Uterus
Eggs are produced in the
Oviduct
Ovary
Anther
Uterus
Which blood vessel carries blood at the highest pressure?
Arteries
Veins
Capillaries
Which blood vessel contains valves?
Arteries
Veins
Capillaries
Which blood vessel carries blood towards the heart?
Arteries
Veins
Capillaries
Which component of blood is responsible for transporting oxygen?
Red Blood Cells
White Blood Cells
Platelets
Plasma
Which component of blood is the liquid part of blood?
Red Blood Cells
White Blood Cells
Platelets
Plasma
What is the function of lymphocytes?
Transport oxygen around the body
Engulf and digest pathogens
Produce antibodies which destroy pathogens
Clot together to prevent bleeding
What blood vessel transports deoxygenated blood from the body to the heart?
Vena Cava
Aorta
Pulmonary Vein
Pulmonary Artery
What blood vessel transports deoxygenated blood from the heart to the lungs?
Vena Cava
Aorta
Pulmonary Vein
Pulmonary Artery
What blood vessel transports oxygenated blood from the lungs to the heart?
Vena Cava
Aorta
Pulmonary Vein
Pulmonary Artery
What blood vessel transports oxygenated blood from the heart to the body?
Vena Cava
Aorta
Pulmonary Vein
Pulmonary Artery
What blood vessel provides the heart with its own blood supply?
Vena Cava
Aorta
Coronary Artery
Pulmonary Artery
What is the name given to the gap between neurons?
Synapse
Cytoplasm
Receptor
Stimuli
Which hormone is secreted when your blood glucose level lowers?
Insulin
Glucose
Glycogen
Glucagon
What is excess glucose stored as in the liver and muscle cells?
Glucose
Glycogen
Glucagon
Insulin
In the villi, what is absorbed through the blood capillaries?
Fatty Acids and Glycerol
Amino Acids and Glucose
Amino Acids and Glycerol
Fatty Acids and Glucose
What structures do the villi and the alveoli both have in common?
Thin walls and a Lacteal
Blood capillaries and oxygen supply
Blood capillaries and thin walls
Lacteal and blood capillaries
What term is used to describe a genotype with two of the same alleles?
Homozygous
Heterozygous
What would the genotype tt be termed as?
Heterozygous
Homozygous Dominant
Homozygous Recessive
What would the genotype Aa be termed as?
Heterozygous
Homozygous Dominant
Homozygous Recessive
What is the definition of a genotype?
An individuals alleles for a particular characteristic
An individuals physical appearance
The differences between members of the same species
Variation that can be measured
