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Worksheets

Qualifying round

Total questions: 63

Worksheet time: 34mins

Name
Class
Date
1.

The energy currency of the cell is

a)

TTP

b)

ATP

c)

GTP

d)

CTP

2.

What is the function of a nucleus?

a)
It give the cell its energy
b)
It stores genetic information
c)
It uses sunlight for food
d)
It makes the proteins
3.

Where are proteins synthesized?

a)

Golgi body

b)

Mitochondria

c)

Chromosomes

d)

Ribosomes

4.

What are the products of photosynthesis?

a)

Glucose and oxygen

b)

Glucose and water

c)

Oxygen and carbon dioxide

d)

Carbon dioxide and water

5.

What is the basic unit of life?

a)

Cells

b)

Molecules

c)

Tissue

d)

Organs

6.

Which component of blood is responsible for carrying oxygen?

a)

Red blood cell

b)

White blood cells

c)

Platelets

d)

Plasma

7.

Which of the following is the function of platelets?

a)

Carrying oxygen

b)

Fighting infection

c)

Blood clotting

d)

Regulating body temperature

8.

Enzymes are needed in chemical reactions to__________.

a)

increase the activation energy

b)

lower the activation energy

c)

decrease the rate of reaction

d)

increase inhibition

9.

Which famous scientist introduced the idea of natural selection?

a)

Charles Darwin

b)

Louis Pasteur

c)

Alexander Fleming

d)

Gregor Mendel

10.

Restricted blood flow can cause

a)

hypertension

b)

atherosclerosis

c)

breathing difficulty

d)

angina

11.

Movement of substances from an area of high concentration to low concentration is called________.

a)
Diffusion
b)
Hypotonic
c)
Isotonic
d)
Passive Transport
12.
Osmosis is a form of ______________. 
a)
Passive Transport
b)
Active Transport
c)

Bulk Transport

d)

Circulatory Transport

13.

A group of similar organisms that can mate with each other and produce offsprings that can also mate and reproduce are referred to as ________.

a)

species

b)

domain

c)

genus

d)

taxonomy

14.

Which of the following is an example of a unicellular prokaryotic organism?

a)

Eukarya

b)

Viruses

c)

Bacteria

15.

Iron-containing protein is known as________.

a)

haemoglobin

b)

hormone

c)

globulin

d)

fibrinogen

16.

Which type of muscle is voluntary?

a)

cardiac muscle

b)

smooth muscle

c)

skeletal muscle

17.

Animal cells contain:

a)

Cytoplasm, Nucleus and Cell Wall

b)

Cell Wall, Cell Membrane and Cytoplasm

c)

Nucleus, Cytoplasm and Cell Membrane

d)

Nucleus, Cytoplasm and Chloroplast

18.

DNA is arranged into long strands that are known as...........

a)

Genes

b)

Chromosomes

c)

Cell membrane

d)

genetic material

19.

You have ................ chromosomes.

a)

48

b)

46

c)

44

d)

42

20.

Gradual development of any species over millions of years is called..............

a)

Homeostasis

b)

Evolution

c)

Morphogenesis

d)

Inheritance

21.

Genetic constitution of an organism is known as the________.

a)

Genotype

b)

Phenotype

c)

Homologous

d)

Heterozygous

22.

The study of genes is called ________.

a)

Proteomics

b)

Evolution

c)

Genomics

d)

Systematics

23.

The genotype for a heterozygous individual is ________.

a)

Tt

b)

TT

c)

tt

d)

None

24.

A molecule that transports amino acids during protein synthesis is known as ________.

a)

mRNA

b)

miRNA

c)

SiRNA

d)

tRNA

25.

What is the maximum number of bonds a carbon atom can form with other atoms?

a)

3

b)

2

c)

4

d)

6

26.

Which one of the below requires energy?

a)

Facilitated diffusion

b)

Passive transport

c)

Active transport

d)

Simple diffusion

27.

Which of the following blood components provide the major defense for our bodies against microorganisms?

a)

white blood cells

b)

red blood cells

c)

erythrocyte

d)

platelets

28.

A place where an organism lives is known as________

a)

Biosphere

b)

Ecosystem

c)

Habitat

d)

Community

29.

The species which are at the verge of extinction are referred to as________.

a)

Flourishing

b)

Extinct

c)

Endangered

d)

Conserved

30.

Food chains always begin with________.

a)

Producers

b)

Carnivores

c)

Herbivores

d)

Omnivores

31.

What are the building blocks of proteins called?

a)

DNA

b)

RNA

c)

Ribosomes

d)

Amino Acids

32.

Instrument used to see the living cells?

a)

Microscope

b)

Telescope

c)

Binoculars

d)

Magnifying glass

33.
What are the three components of a nucleotide?
a)
sugar, hydrogen, nitrogen base
b)
sugar, oxygen, nitrogen base
c)
sugar, phosphate, nitrogen base
d)
sugar, phosphate, protein
34.

Which RNA carries the message from the DNA molecule outside of the nucleus?

a)

mRNA

b)

rRNA

c)

tRNA

35.

How many nucleotides make up a codon?

a)

1

b)

2

c)

3

d)

4

36.

Transcribe the below DNA sequence into an mRNA sequence: TAC GTT ACT

a)

AUG CAA UGA

b)

ATG CAA TGA

c)

AUG GAT UGA

d)

TAC GTT ACT

37.

What is composed of several food chains in an ecosystem that intersect and depend on one another?

a)

Niche

b)

Feeding level

c)

Energy pyramid

d)

Food web

38.

Which of the following is an enzyme-filled organelle that breaks down waste in the cell?

a)

Lysosomes

b)

Chloroplast

c)

Mitochondria 

d)
Golgi apparatus 
39.

Which system removes waste products from blood?

a)

Circulatory

b)

Skeletal

c)

Nervous

d)

Muscular

40.

Every organ is made up of ________.

a)
Organ Systems
b)
Tissues
c)
Muscles
d)
Bones
41.
Which type of tissue is responsible for the movement of body parts?
a)
Connective
b)
Muscle
c)
Nervous
d)
Epithelial
42.

The part of the vascular system that transports water and nutrients is called________.

a)

Phloem

b)

Stomata

c)

Chloroplast

d)

Xylem

43.

Small pores found in leaves that are responsible for gas exchange are known as ________.

a)

Thylakoid

b)

Stomata

c)

Phloem

d)

Xylem

44.

A phylogenetic tree is used to:

a)

Predict protein structure

b)

Show evolutionary relationships

c)

Model metabolic pathways

d)

Perform DNA amplification

45.

Which two components make up the central nervous system?

a)

Brain and spinal cord

b)

Brain and nerves

c)

Spinal cord and peripheral nerves

d)

Nerves and ganglia

46.

What is the main function of the skeletal system?

a)

Transport oxygen

b)

Protect organs and provide structure

c)

Control body movements

d)

Produce enzymes

47.

What is an example of a sustainable practice?

a)

Improper waste disposal

b)

Recycling paper, glass, and plastic

c)

Excessive water usage

d)

Deforestation

48.

What is a phylogenetic tree used for in bioinformatics?

a)

Studying metabolic pathways.

b)

Visualizing evolutionary relationships between species or sequences.

c)

Storing biological data.

d)

Simulating protein folding.

49.

Which disease primarily affects the cardiovascular system?

a)

Asthma

b)

Hypertension

c)

Tuberculosis

d)

Hepatitis

50.

What is the primary role of producers in an ecosystem?

a)

Decomposing dead matter

b)

Producing oxygen

c)

Providing energy by synthesizing food

d)

Consuming other organisms

51.

Which plant hormone promotes fruit ripening?

a)

Auxin

b)

Ethylene

c)

Cytokinin

d)

Gibberellin

52.

Which part of a flower is the male reproductive organ?

a)

Stigma

b)

Ovary

c)

Anther

d)

Style

53.

Bioinformatics is a field that combines biology with:

a)

Chemistry

b)

Physics

c)

Computer Science

d)

Psychology

54.

What is the first step in the scientific method?

a)

Testing hypothesis

b)

Formulating a question

c)

Conducting experiments

d)

Drawing conclusions

55.

Which base is NOT found in DNA?

a)

Adenine

b)

Cytosine

c)

Guanine

d)

Uracil

56.

The alpha-helix is an example of which protein structure?

a)

Secondary structure

b)

Primary structure

c)

Tertiary structure

d)

Quaternary structure

57.

What is the monomer of carbohydrates?

a)

Amino acids

b)

Monosaccharides

c)

Fatty acids

d)

Nucleotides

58.

What happens during a dehydration reaction?

a)

A water molecule is added to break bonds.

b)

A water molecule is removed to form bonds.

c)

A carbon dioxide molecule is removed to form bonds.

d)

A carbon dioxide molecule is added to break bonds.

59.

Which of the following are building blocks of lipids?

a)

Fatty acids
and glycerol

b)

Nucleotides and bases

c)

Amino acids and peptides

d)

Monosaccharides and disaccharides

60.

The central dogma of molecular biology is ________.

a)

DNA → RNA → Protein

b)

Protein → RNA → DNA

c)

RNA → DNA → Protein

d)

DNA → Protein → RNA

61.

Which of these is an example of an aquatic ecosystem?

a)

Coral reef

b)

Tundra

c)

Mountain

d)

Grassland

62.

What is the correct sequence of the food chain?

a)

Consumers → Producers → Decomposers

b)

Producers → Consumers → Decomposers

c)

Producers → Decomposers → Consumers

d)

Consumers → Decomposers → Producers

63.

In personalized medicine, bioinformatics helps by:

a)

Creating one-size-fits-all treatments

b)

Analyzing genetic data to tailor treatments to individuals.

c)

Increasing medical costs through automation

d)

Bioinformatics does not help in personalized medicine

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