Biological Basics Quiz - Understand Fundamental Concepts of Biology

Question 1 of 33

What is the basic unit of life?

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Cell

Tissue

Organ

System

Question 2 of 33

Which molecule carries genetic information in living organisms?

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DNA

RNA

Protein

Carbohydrate

Question 3 of 33

What is the role of ribosomes in a cell?

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Protein synthesis

Energy production

Genetic information storage

Cell division

Question 4 of 33

Which organelle is known as the 'powerhouse' of the cell?

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Mitochondria

Nucleus

Golgi apparatus

Endoplasmic reticulum

Question 5 of 33

What is the function of the cell membrane?

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Regulates the movement of substances in and out of the cell

Stores genetic information

Produces energy

Assists in protein synthesis

Question 6 of 33

Which part of the cell contains the genetic material?

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Nucleus

Cytoplasm

Cell membrane

Mitochondria

Question 7 of 33

What is the process by which cells divide to produce two identical daughter cells?

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Mitosis

Meiosis

Binary fission

Replication

Question 8 of 33

Which process is responsible for the production of gametes?

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Meiosis

Mitosis

Photosynthesis

Respiration

Question 9 of 33

What is the primary function of chloroplasts in plant cells?

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Photosynthesis

Respiration

Protein synthesis

Cell division

Question 10 of 33

Which molecule provides energy for cellular activities?

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ATP

DNA

RNA

Glucose

Question 11 of 33

What is the main function of the lysosome?

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Digesting cellular waste

Synthesizing proteins

Storing nutrients

Transporting molecules

Question 12 of 33

Which structure is responsible for maintaining the shape and rigidity of plant cells?

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Cell wall

Cell membrane

Nucleus

Vacuole

Question 13 of 33

What is the role of the Golgi apparatus in the cell?

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Packaging and distributing proteins

Storing genetic material

Producing energy

Synthesizing lipids

Question 14 of 33

What type of molecule is an enzyme?

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Protein

Carbohydrate

Lipid

Nucleic acid

Question 15 of 33

Which cell organelle is involved in cellular respiration?

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Mitochondria

Ribosomes

Lysosomes

Endoplasmic reticulum

Question 16 of 33

What is the term for the maintenance of stable internal conditions in an organism?

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Homeostasis

Metabolism

Reproduction

Growth

Question 17 of 33

Which type of cell division results in four non-identical daughter cells?

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Meiosis

Mitosis

Binary fission

Budding

Question 18 of 33

What is the primary function of the cell's vacuole?

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Storage of nutrients and waste

Protein synthesis

Energy production

DNA replication

Question 19 of 33

Which structure in the cell is responsible for protein synthesis?

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Ribosome

Nucleus

Mitochondria

Golgi apparatus

Question 20 of 33

What type of genetic material is found in viruses?

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DNA or RNA

Proteins

Lipids

Polysaccharides

Question 21 of 33

What is the basic building block of proteins?

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Amino acids

Nucleotides

Monosaccharides

Fatty acids

Question 22 of 33

Which molecule is known as the 'energy currency' of the cell?

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ATP

GTP

ADP

NADH

Question 23 of 33

Which process converts glucose into ATP in the presence of oxygen?

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Cellular respiration

Photosynthesis

Fermentation

Glycolysis

Question 24 of 33

Which type of cell lacks a nucleus?

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Prokaryotic cell

Eukaryotic cell

Plant cell

Animal cell

Question 25 of 33

Which structure within the cell is responsible for the modification and packaging of proteins?

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Golgi apparatus

Endoplasmic reticulum

Lysosome

Nucleus

Question 26 of 33

What is the primary purpose of meiosis in sexually reproducing organisms?

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To produce gametes with half the number of chromosomes

To repair damaged tissues

To generate energy

To facilitate growth

Question 27 of 33

What term describes the complete set of genetic material in an organism?

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Genome

Chromosome

Gene

DNA

Question 28 of 33

What is the process by which plants make their own food?

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Photosynthesis

Respiration

Fermentation

Transcription

Question 29 of 33

Which type of RNA carries genetic information from DNA to the ribosome?

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mRNA

tRNA

rRNA

sRNA

Question 30 of 33

Which type of bond holds the two strands of a DNA molecule together?

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Hydrogen bonds

Ionic bonds

Covalent bonds

Disulfide bonds

Question 31 of 33

What is the primary function of the endoplasmic reticulum?

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Protein and lipid synthesis

Energy production

Waste disposal

Cell division

Question 32 of 33

What is the function of the cell's cytoskeleton?

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Maintaining cell shape and internal organization

Storing genetic material

Regulating cell metabolism

Producing energy

Question 33 of 33

Which type of cell division is used for growth and repair in multicellular organisms?

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Mitosis

Meiosis

Binary fission

Budding

Biological Basics : General Science

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