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Biology Revision Paper 2

Total questions: 65

Worksheet time: 33mins

Name
Class
Date
1.

What is Homeostasis?

a)

Maintaining a Stable internal Environment

b)

Producing Proteins

2.

Which are the 3 main components needed for Homeostasis?

a)

Receptors

b)

Coordination Centres

c)

Effectors

d)

Enzymes

3.

Which one is the Coordination Centre?

a)

Detects the Stimulus

b)

Processes the information and Organises a response

c)

Produces a response which restores the optimum level

4.

Which ones are types of Effectors?

a)

Muscles

b)

Glands

5.

What do Sensory Neurons do?

a)

Carry electrical pulses from Receptors to the CNS

b)

Carry electrical pulses from CNS to Effectors

c)

Carry electrical pulses From Sensory Neuron to Motor Neuron Inside the CNS

6.

What do Relay Neurons do?

a)

Carry electrical pulses from Receptors to the CNS

b)

Carry electrical pulses from CNS to Effectors

c)

Carry electrical pulses From Sensory Neuron to Motor Neuron Inside the CNS

7.

Which one is the Medulla?

a)

Responsible for Consciousness, Intelligence, Memory and Language

b)

Controls Unconscious activities like breathing and heartbeat

c)

Responsible for Muscle Coordination

8.

Which one is the Cerebral Cortex?

a)

Responsible for Consciousness, Intelligence, Memory and Language

b)

Controls Unconscious activities like breathing and heartbeat

c)

Responsible for Muscle Coordination

9.

Which part of the Eye is the transparent outer layer which refracts light into the eye?

a)

Sclera

b)

Cornea

c)

Iris

d)

Lens

e)

Ciliary Muscles and Suspensory Ligaments

10.

Which parts of the Eye control the shape of the Lens?

a)

Sclera

b)

Cornea

c)

Iris

d)

Lens

e)

Ciliary Muscles and Suspensory Ligaments

11.

What happens to make the Pupil Wider?

a)

Circular muscles Contract and Radial muscles Relax

b)

Circular muscles Relax and Radial muscles Contract

12.

How does the lens focus on Distant objects?

a)

Ciliary muscles Contract and Suspensory ligaments Slacken

b)

Ciliary muscles Relax and Suspensory ligaments Tighten

13.

What is the medical term for Short-Sightedness?

a)

Hyperopia

b)

Myopia

14.

What lens can be used to correct Long-Sightedness?

a)

Convex

b)

Concave

15.

Which one is the Pituitary Gland?

a)

Produces many Hormones and is called the 'Master Gland' because the hormones act on other glands

b)

Produces Thyroxine which is involved in regulating rate of metabolism, heart rate and temperature

c)

Produces Adrenaline which is used in the bodies 'fight or flight' response

d)

Produces Insulin which is used to regulate blood Glucose level

e)

Produces Oestrogen/Testosterone

16.

Which one is the Pancreas?

a)

Produces many Hormones and is called the 'Master Gland' because the hormones act on other glands

b)

Produces Thyroxine which is involved in regulating rate of metabolism, heart rate and temperature

c)

Produces Adrenaline which is used in the bodies 'fight or flight' response

d)

Produces Insulin which is used to regulate blood Glucose level

e)

Produces Oestrogen/Testosterone

17.

Which Hormone is added into the blood when Blood Glucose Levels are too High?

a)

Insulin

b)

Glucagon

18.

Which are the Treatments for Type 1 Diabetes?

a)

Insulin Injections, Diet and Exercise

b)

Diet and Exercise

19.

Which substances are Removed from the body in Urine?

a)

Urea

b)

Ions

c)

Water

d)

Nutrients

20.

Which one is FSH?

a)

Produced In Ovaries, Causes Uterus Lining to grow, Simulates LH and inhibits FSH

b)

Produced in Pituitary Gland. Causes Egg to Mature in a follicle. Stimulates Oestrogen

c)

Produced by Pituitary Gland. Stimulates Release of the egg at day 14

d)

Produced in Ovaries by the remains of the follicle. Maintains Uterus Lining during the second half of the cycle. Inhibits LH and FSH

21.

Which one is Oestrogen?

a)

Produced In Ovaries, Causes Uterus Lining to grow, Simulates LH and inhibits FSH

b)

Produced in Pituitary Gland. Causes Egg to Mature in a follicle. Stimulates Oestrogen

c)

Produced by Pituitary Gland. Stimulates Release of the egg at day 14

d)

Produced in Ovaries by the remains of the follicle. Maintains Uterus Lining during the second half of the cycle. Inhibits LH and FSH

22.

Which one is where plants grow in response to light?

a)

Gravitropism/Geotropism

b)

Phototropism

23.

Select all that apply to DNA

a)

Polymer

b)

Double Helix

c)

Two Strands

d)

Rigid

24.

What is a Gene?

a)

A small section of DNA

b)

A strand of DNA

25.

What does DNA determine?

a)

Which Protein the cell produces

b)

What kind of cell it is

26.

What are Nucleotides made from?

a)

Phosphate

b)

Sugar

c)

Base

d)

Salt

27.

This is a Nucleotide. Which one represents the Phosphate?

a)

The Circle

b)

The Pentagon

c)

The Rectangle

28.

This is a Nucleotide. Which one represents the Sugar?

a)

The Circle

b)

The Pentagon

c)

The Rectangle

29.

This is a Nucleotide. Which one represents the Base?

a)

The Circle

b)

The Pentagon

c)

The Rectangle

30.

What are Proteins Needed for?

a)

Making Enzymes

b)

Making Hormones

c)

Strengthening Connective tissue

d)

Lining the Stomach

31.

Which one Is an Insertion Mutation?

a)

A random Base is added to the DNA sequence changing all the amino acids produced

b)

A random Base is removed from the DNA sequence changing all the amino acids produced

c)

A random Base is substituted for a different one only changing one of the amino acids produced

32.

Which one is Asexual Reproduction?

a)

Involves Fusion of male and female gametes, because there are two parents the offspring contain a mixture of the parents' genes

b)

Only one parent so the offspring are genetically identical to the parent (Clones)

33.

Which of these reproduce Sexually and Asexually?

a)

Malaria

b)

Fungus

c)

Plants

34.

Which one is Homozygous?

a)

The same two Alleles

b)

Two different Alleles

35.

Which factors affect Variation?

a)

Mutation

b)

Environment

c)

Genes

d)

Experiences

36.

Which one is Genetic Engineering?

a)

Humans artificially Select which animals Breed to get the best possible offspring

b)

Transferring a gene responsible for desirable characteristics from one organism to another

37.

Which one is Cloning through Embryo Transplants?

a)

Sperm cells and egg cells are collected from the two parents. They get artificially fertilised and split. The split embryos get implanted into different cows producing identical clones.

b)

Taking unfertilised egg cells and removing nucleus. Taking an adult body cell and inserting it into egg cell. The cell is given an electric shock to make it divide. The embryo is implanted into an adult female producing a clone of the adult the body cell is from.

38.

From top to bottom in which place would Kingdom be?

a)

1st

b)

2nd

c)

3rd

d)

4th

e)

5th

39.

From top to bottom in which place would Class be?

a)

1st

b)

2nd

c)

3rd

d)

4th

e)

5th

40.

From top to bottom in which place would Family be?

a)

4th

b)

5th

c)

6th

d)

7th

e)

3rd

41.

From top to bottom in which place would Order be?

a)

4th

b)

5th

c)

6th

d)

7th

e)

3rd

42.

Which one is a Population?

a)

The place where an organism lives

b)

All the organisms of one species living in a habitat

c)

The populations of different species living in a habitat

d)

The interaction of a community of living organisms with the non-living parts of the environment

43.

Which are the Abiotic factors?

a)

Non-Living factors of the environment e.g. temperature

b)

Living factors of the environment e.g. food

44.

Which are Abiotic Factors?

a)

Moisture Level

b)

Light Intensity

c)

Temperature

d)

CO2 Levels

e)

Wind Intensity

45.

What is the second part of a Food Chain?

a)

Producers

b)

Primary Consumers

46.

What affects the Rate of Decay?

a)

Temperature

b)

Oxygen Availability

c)

Water Availibility

d)

Amount of Decomposers

e)

Food Availability

47.

What is the Product of Anaerobic Decay of Waste Materials?

a)

Biogas

b)

Carbon Dioxide

48.

Which of these are the Problems with Deforestation?

a)

Less Carbon Dioxide is Taken In

b)

More Carbon Dioxide in the Atmosphere

c)

Less Biodiversity

49.

What does Tropic Level 4 Contain?

a)

Producers

b)

Primary Consumers

c)

Secondary Consumers

d)

Tertiary Consumers

50.

What makes up the Central Nervous System?

a)

Brain

b)

Spinal Cord

c)

Neurons

d)

Capillaries

51.
What are the function of enzymes in genetic engineering?
a)
A They are used to aid the digestion of the chromosomes
b)
B They are inserted into chromosomes in replacement of genes
c)
C They are used to cut desired genes from chromosomes
d)
D They are used to catalyse the reactions
52.
Name an example of a vector and its use in genetic engineering
a)
A Enzyme and it is used to cut a chromosome
b)
B Bacteria, it is the desirable gene from a chromosome
c)
C Plasmid, it is used to insert a gene into a required cell
d)
D Plasmid, and it is used to cut a chromosome
53.
What is the theory for natural selection?
a)
A Organisms that are well suited to their environment will go on to reproduce
b)
B Organisms that are not well adapted to their environment will go on to reproduce
c)
C Organisms that are well suited to their environment are likely to become extinct
d)
D Organisms, over their life time, will adapt and pass on these characteristics in their genes to their young
54.
In what ways may fossils be formed?
a)
A From parts of organisms that have not decayed
b)
B When parts of the organisms are replaced by minerals
c)
C As preserved traces of organisms eg footprints
d)
D All of the above
55.
Which of the following shows the correct genus and species of a Orang Utan?
a)
A Mammal, Pongo
b)
B pongo pygmaeus
c)
C Pongo pygmaeus
d)
D Chordate, Pongo.
56.
Which of the following groups contain primitive unicellular organisms that live in extreme conditions?
a)
A Bacteria
b)
B Chordates
c)
C Archaea
d)
D Eukaryota
57.
Which is the correct order for the classification system?
a)
A Kingdom, Phylum, Order, Class, Family, Species, Genus
b)
B Kingdom, Phylum, Class, Order, Family, Species, Genus
c)
C Kingdom, Class, Phylum, Order, Family, Species, Genus
d)
D Kingdom, Phylum, Class, Order, Family, Genus, Species
58.
Which organ is responsible for the monitoring and control of blood glucose?
a)
A Liver
b)
B Pancreas
c)
C Kidney
d)
D Stomach
59.
Which hormone inhibits the secretion of FSH?
a)
A Oestrogen
b)
B Testosterone
c)
C LH
d)
D Progesterone
60.
What equipment is used to estimate the popultion size of plants in an ecosystem?
a)
A.   A quadrat
b)
B.   A line transect
c)
C.   A random sampler
d)
D.   A rectangle
61.
Which process releases water vapour to the atmosphere?
a)
A Transpiration
b)
B Condensation
c)
C Precipitation
d)
D Absorption
62.
Which one of the following is not a way of reducing negative human effects on ecosystems and maintaining biodiversity?
a)
A recycling resources (rather than landfill)
b)
B removal of hedgerows on farming land
c)
C breeding programmes for endangered species
d)
D reduction of deforestation
63.
Random sampling is used:
a)
A.   To identify the number of species.
b)
B.   To avoid bias when looking at data.
c)
C.   To estimate the number of species in an area.
d)
D.   To identify the distribution of species between two points of interest, such as between a foot path and some woods.
64.
What processes mean scientists have come to a consensus that global warming is real?
a)
A Replicated experiments in the laboratory
b)
B Presentation and graph seen of rising temperature at scientific conferences
c)
C Systematic review of thousands of peer reviewed publications
d)
D Sea levels have risen and the climate has changed
65.
A line transect is used:
a)
A.   To identify the number of species.
b)
B.   To avoid bias when looking at data.
c)
C.   To estimate the number of species in an area.
d)
D.   To identify the distribution of species between two points of interest, such as between a foot path and some woods

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