Everyday Science and Nature Quiz - Explore Science in Daily Life

Question 1 of 38

What is the basic unit of life?

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Atom

Molecule

Cell

Organ

Question 2 of 38

Which organ is responsible for pumping blood throughout the body?

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Liver

Kidney

Heart

Lung

Question 3 of 38

What is the powerhouse of the cell?

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Nucleus

Mitochondria

Ribosome

Endoplasmic Reticulum

Question 4 of 38

Which of the following is a plant hormone responsible for growth?

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Insulin

Adrenaline

Auxin

Estrogen

Question 5 of 38

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

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Respiration

Photosynthesis

Fermentation

Digestion

Question 6 of 38

What is the primary pigment involved in photosynthesis?

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Chlorophyll

Carotene

Xanthophyll

Melanin

Question 7 of 38

Which type of blood vessel carries blood away from the heart?

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Vein

Capillary

Artery

Venule

Question 8 of 38

What is the role of ribosomes in the cell?

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Energy production

Protein synthesis

Genetic material storage

Waste removal

Question 9 of 38

Which gas is essential for respiration in most organisms?

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Carbon Dioxide

Nitrogen

Oxygen

Hydrogen

Question 10 of 38

What is the largest organ in the human body?

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Heart

Liver

Skin

Lung

Question 11 of 38

Which kingdom includes multicellular, photosynthetic organisms?

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Monera

Protista

Fungi

Plantae

Question 12 of 38

What term describes the variety of different types of life found on Earth?

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Biodiversity

Population

Ecosystem

Habitat

Question 13 of 38

What is the primary function of white blood cells?

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Oxygen transport

Nutrient absorption

Immune response

Hormone production

Question 14 of 38

Which of the following is NOT a function of the liver?

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Detoxification

Bile production

Blood cell formation

Respiration

Question 15 of 38

Which of the following is an example of a decomposer?

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Lion

Oak tree

Bacteria

Mushroom

Question 16 of 38

What is the term for a species that has a crucial role in maintaining the structure of its ecosystem?

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Invasive species

Keystone species

Endangered species

Dominant species

Question 17 of 38

What is the name of the process by which plants lose water through small openings in their leaves?

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Transpiration

Respiration

Photosynthesis

Germination

Question 18 of 38

Which part of the brain is responsible for regulating basic bodily functions such as heartbeat and breathing?

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Cerebellum

Cerebrum

Medulla Oblongata

Thalamus

Question 19 of 38

What type of symbiosis benefits both species involved?

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Commensalism

Parasitism

Mutualism

Competition

Question 20 of 38

What is the name of the pigment that gives plants their green color?

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Chlorophyll

Carotenoid

Xanthophyll

Melanin

Question 21 of 38

What is the study of ecosystems and their interactions called?

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Ecology

Evolution

Genetics

Physiology

Question 22 of 38

Which type of animal is cold-blooded and relies on external sources to regulate body temperature?

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Mammal

Bird

Reptile

Fish

Question 23 of 38

Which human organ is primarily responsible for filtering waste from the blood?

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Heart

Lung

Kidney

Liver

Question 24 of 38

What is the primary purpose of chloroplasts in plant cells?

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Energy production

Protein synthesis

Photosynthesis

Cell division

Question 25 of 38

What is the term for the loss of genetic diversity in a population due to reduced size?

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Genetic drift

Genetic mutation

Genetic erosion

Genetic recombination

Question 26 of 38

What is the primary function of the plant root system?

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Photosynthesis

Water and nutrient absorption

Reproduction

Seed dispersal

Question 27 of 38

What is the process of cell division that results in two identical daughter cells called?

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Mitosis

Meiosis

Fission

Binary fission

Question 28 of 38

Which of the following is NOT a function of the skeletal system?

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Support

Movement

Blood cell production

Nutrient absorption

Question 29 of 38

What type of bond holds the two strands of DNA together?

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Ionic bond

Covalent bond

Hydrogen bond

Disulfide bond

Question 30 of 38

Which process describes the conversion of glucose into energy in the presence of oxygen?

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Glycolysis

Fermentation

Respiration

Photosynthesis

Question 31 of 38

What is the name of the pigment found in red blood cells that carries oxygen?

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Hemoglobin

Myoglobin

Chlorophyll

Melanin

Question 32 of 38

Which part of the plant is primarily responsible for absorbing water and nutrients from the soil?

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Stem

Leaf

Flower

Root

Question 33 of 38

What is the term for a genetic change that can be passed on to offspring?

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Mutation

Adaptation

Recessive trait

Allele

Question 34 of 38

Which of the following is a form of asexual reproduction in plants?

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Pollination

Grafting

Seed formation

Cross-pollination

Question 35 of 38

What is the name of the process through which plants reproduce sexually?

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Germination

Pollination

Vegetative propagation

Spore formation

Question 36 of 38

Which of the following is an example of a mammal?

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Frog

Lizard

Bat

Bird

Question 37 of 38

What is the primary function of the plant's xylem tissue?

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Transport of water and minerals

Transport of nutrients

Photosynthesis

Support

Question 38 of 38

Which of the following is a non-renewable resource?

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Solar energy

Wind energy

Coal

Hydropower

Everyday Science and Nature : Biology

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