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Question 1 of 45

What is the branch of science that deals with plants called?

Botany is a branch of science that deals with the study of plants, including their properties, structure, and biochemical processes. Moreover, it includes the classification of plants, their interaction with the environment, and the study of plant diseases.

Who is honored as the Father of Modern Chemistry?

Antonie Lavoisier, who is popularly known as the Father of Modern Chemistry, had rightly determined that oxygen is the key element in causing combustion and gave the element its name. He is also credited with developing the modern system of naming chemical substances.

Who initiated the development of the periodic table?

Dmitri Mendeleev, a Russian chemist, initiated the development of the periodic table. He discovered that when all the known chemicals are arranged in the order of increasing atomic weight, the resulting table displayed a recurring pattern of properties within the groups of elements.

What is the study of plants, animals, microbes, fungi and other life forms called?

Biology is the study of all living things around us and their vital processes. In fact, biology deals with all the physicochemical aspects of life. Moreover, biology is subdivided into separate branches for making it convenient for study and research purposes.

Oil, natural gas, and coal are examples of _______________

Oil, natural gas, and coal are fossil fuels which are a general term for buried combustible geologic deposits of organic materials. These materials are formed when decayed plants and animals are converted into crude oil, natural gas, or heavy oils by exposure to heat and pressure in the earth's crust over millions of years.

Which is the most abundant gas in the Earth’s atmosphere?

Nitrogen is the most abundant gas in the Earth's atmosphere. About 78 percent of the Earth's atmosphere is composed of nitrogen, and other gases in the atmosphere include oxygen, water vapor, carbon dioxide, methane, nitrous oxide, and ozone.

What is the biggest part of the human brain called?

The largest part of the brain is called the cerebrum and it is composed of the right and left hemispheres. The cerebrum is responsible for executing major functions like interpreting touch, vision, and hearing, as well as reasoning, speech, emotions, learning, and fine control of movement.

How many bones are present in the human body?

An adult human has 206 bones in their body. However, at birth, the human body is composed of around 270 bones, and this number decreases to 206 as we grow up since some bones get fused together. Men and women have the same number of bones in their bodies.

What substance gives hair, skin, and eyes their pigment?

Melanin is the name of the substance that gives our hair, skin, and eyes their color. This substance is produced by cells called melanocytes, and melanin offers some protection against skin damage that is caused by the sun. In response to this, the production of melanin increases causing the skin to darken.

What is the innermost part of the bone composed of?

The innermost parts of the bones are made of a spongy tissue known as bone marrow. The bone marrow is primarily present in some of the bones in the body, and it includes the ribs, vertebrae, bones of the pelvis, and sternum. Moreover, bone marrow contains immature cells that are known as stem cells, which can turn into several different types of cells.

Which elements constitute water?

Water is composed of two chemical elements: hydrogen and oxygen. It is interesting to know that though the molecules of water are simple in structure, i.e., H2O, the physical and chemical properties of this compound are extraordinarily complicated, and these are not typical of most substances found on Earth.

What are Nimbus, cumulus, and stratus?

Nimbus, cumulus, and stratus are types of clouds. Nimbus clouds are dark and are seen mostly during thunderstorms and are accompanied by thunder and lightning; cumulus clouds are puffy clouds that are usually scattered throughout the sky; and, stratus clouds look like a huge thick blanket covering the sky.

What is the freezing point of water?

The freezing point of a liquid is the temperature at which the liquid transforms into solid. The freezing point of water is 0-degree Celsius or 32-degree Fahrenheit. This temperature can lower if supercooling occurs or if there are impurities present in the water.

What constitutes the major part of a giant panda’s diet?

For giant pandas, bamboo is the most important food ever. In fact, more than 99% of their diet consists of bamboos. Since bamboo has very little nutritional value, Pandas have to consume around 23-40kgs of bamboos to meet their energy needs.

Which famous scientist popularized the concept of natural selection?

Charles Darwin had popularized the concept of natural selection, and this phenomenon plays a major role in the process of evolution. He created this theory of evolution by natural selection as an explanation for adaptation and speciation.

What is a single piece of coiled DNA called?

A single piece of coiled DNA is known as a chromosome, and it contains many genes, regulatory elements, and other nucleotide sequences. This chromosomal DNA is wound around histones that operate as a spool to package the DNA and control its functions.

Which toxic element is present in automobile exhausts?

Automobile exhausts contain a huge amount of lead (Pb), and traffic policemen are the ones most exposed to it. Studies have been conducted to identify the effects of lead on traffic policemen. The conclusion asserts that they are liable to Pb toxicity, and the determination of Pb in blood, hair, and nails are good markers of such toxicity.

What is the area of biology devoted to the study of fungi called?

Mycology is the study of fungi, and mycologists are the specialists who focus on the taxonomy, genetics, application, as well as other characteristics of the group of organisms. Moreover, 50,000 species of fungi have been identified in different environments across the globe.

What medication is used to treat bacterial infections in humans?

Antibiotics, also known as antibacterials, are medications that are used to destroy and slow down the growth of bacterial infections. Antibiotic medications can only treat bacterial infections and not viral infections such as cold, flu, and most coughs.

Which gas causes discoloration of brass when it is exposed to air?

When brass is exposed to air, the hydrogen sulfide in the atmosphere reacts with the copper and zinc and causes discoloration. The copper reacts with sulfide ion and forms cupric sulfide which is black in color, whereas zinc reacts with hydrogen and forms zinc hydroxide which is faint red in color.

What is the other name for the voice box?

The voice box is also known as the larynx and is a part of the respiratory tract that contains the vocal cords which produce sound. The larynx is located between the pharynx and the trachea, and it is used when we talk, breathe, or swallow.

How many legs does a spider have?

Spiders are air-breathing arthropods that have eight legs. To make them scarier, these creatures have chelicerae with fangs that can inject venom. In addition to that, they are the largest order of arachnids and rank seventh in total species diversity among all orders of organisms.

Which gas is found in soda water?

Soda water or carbonated water contains dissolved carbon dioxide gas. This is either artificially injected under pressure or occurs due to natural geological processes. Carbonated water is believed to enhance digestion by improving one's swallowing ability and reducing constipation.

What do Fungi lack?

Plants prepare their own food and are known as autotrophs. The process of photosynthesis allows them to make food in which they produce glucose from carbon dioxide and oxygen, and oxygen is released in this process. Fungi lack chlorophyll and cannot make their own food, hence, they are mostly parasitic in nature.

Which large blood vessel carries blood away from the heart?

The pulmonary artery is responsible for carrying deoxygenated blood from the right ventricle of the heart to the lungs. The blood passes through the capillaries that are adjacent to alveoli and becomes oxygenated as a part of the respiration process.

Which of the following is an air-borne disease?

Measles, also known as rubeola, is a viral infection that begins in the respiratory systems and gives rise to other symptoms such as cough, fever, runny nose, red eyes, sore throat, and white spots inside the mouth. This condition spreads through the air from respiratory droplets and small aerosol particles.

Which organ of the body produces bile?

The liver produces a fluid called bile, and this bile is released into the gallbladder, a small, pear-shaped organ that is located just below the liver in the upper right side of the abdomen. Bile plays a vital role in digestion and absorption of fats and fat-soluble vitamins in the small intestines.

What are the muscles in the front of the thighs called?

You can extend your knees due to a group of muscles that can increase the angle of the knee, by bringing the lower leg into a straight position. This group of muscles is collectively referred to as quadriceps or quadriceps femoris.

What are proteins made of?

Amino acids are organic compounds that combine to create proteins, and these two elements namely amino acids and proteins are the building blocks of life. So, when proteins are broken down or digested, only the amino acids are left. These amino acids are needed for vital processes like building proteins and the synthesis of hormones and neurotransmitters.

Which part of the body has the greatest number of sweat glands?

There are sweat glands all over the body and are present in varying densities, and the palms and soles have the highest number of sweat glands. According to Henry Gray's estimates, the palms have around 370 sweat glands per square centimeter.

Who discovered vaccination?

The English physician Edward Jenner was the one who discovered vaccination. He performed the first vaccination in 1796. He is credited with contributing to the smallpox vaccination. This practice of vaccination was popularized by Jenner and was later used to prevent several diseases.

Which coronavirus is fatal to humans?

SARS is a type of coronavirus that affects the respiratory tract of mammals, including humans, and it is fatal. This virus is mostly associated with the common cold, pneumonia, and it can even affect one's gut. This virus first appeared in China in 2002 and spread to over 30 countries within a few months.

Which of the following is also known as Marsh gas?

Methane is also known as Marsh Gas and is produced by the anaerobic bacterial decomposition of vegetable matter and the rumen of herbivorous animals underwater. This gas has no color or odor, and is lighter than air and has a gravity of 0.554.

Which chemical compound is called Chile saltpeter?

The chemical compound sodium nitrate (NaNO3) is called Chile saltpeter. This alkali metal nitrate derived its name from the place Chile, where large deposits of the compound were mined. This moniker helps people distinguish it from ordinary saltpeter, potassium nitrate.

Which chemical is used to make tooth pastes white?

Titanium dioxide is derived from titanium, the ninth most common element in the Earth's crust, when it naturally interacts with oxygen. Titanium dioxide is used in toothpastes to make them appear white. It also works as an active UV filtering ingredient in sunscreens.

Which of the following regulates the temperature of the body?

Water has the ability to regulate the body's internal temperature in response to the external temperature. Through perspiration, water maintains the internal temperature of the body and prevents overheating.

What is the process of taking food into the body called?

Ingestion is the process of consuming food and is the first step in obtaining nutrition. In this process, the food is taken in through the mouth and is broken down by teeth and saliva. Only after ingestion is the food digested, and the body receives all the essential nutrients.

Calcium deficiency directly causes which of the following condition?

Calcium is a vital mineral that the body needs to build strong bones and teeth. In fact, calcium is essential for the heart and other muscles to function properly as well. The deficiency of calcium increases the risk of developing bone-related disorders like osteoporosis and osteopenia.

Which of the following condition is caused by iron deficiency?

Anemia is a condition in which the body doesn't have enough healthy red blood cells to carry oxygen to its tissues. The most common type of anemia is caused due to iron deficiency and this occurs mostly due to blood loss.

Virus is a latin word which means _______________

As we are well aware, a virus is an infectious agent of a very small size and has a simple composition. It can multiply only in living cells of animals, plants, or bacteria. The word virus is a Latin word that means "poison" since it poisons the system and gives rise to illnesses.

What is the cell inside which the virus grows and multiplies called?

Viruses are infectious that require a host cell to multiply and carry on their metabolic processes. In fact, they are parasites that cannot survive without their host cells for their life-sustaining functions. They use nucleotides and amino acids of the host cell to synthesize its nucleic acids and proteins.

What are the thread-like appendages of a bacterial cell called?

Flagella are thread-like appendages that protrude from the cell body of certain bacteria. These are helically shaped structures and contain the protein flagellin. The flagellum rotates in a clockwise and counterclockwise direction, a motion that is similar to that of a propeller.

What is the scientific name for washing soda?

Sodium carbonate goes by several names, mostly by washing soda, soda ash, and soda crystals. It is an inorganic compound with the formula Na2CO3. All forms of this compound are white and are water-soluble.

Who discovered cells?

Robert Hooke was known as a "natural philosopher" in the 17th century. He was an early scientist who made interesting observations of the natural order and his most notable discovery was in 1665 when he looked at a sliver of cork through a microscope and discovered cells.

What is the unit of frequency?

The unit of frequency is hertz, which is named in honor of the 19th-century German physicist Heinrich Rudolf Hertz. This measurement is abbreviated as Hz and represents the number of waves that pass a fixed place per second.

Can you ace this easy-peasy science quiz?

16th December, 2019

There was a time when everyone wanted their secret laboratory like Dexter or couldn't wait for "Mythbusters" to start on the Discovery channel. If you have loved science irrespective of the mind-boggling equations and unpronounceable names of plants, then you will definitely enjoy this quiz. Take this quiz and find out how well-versed you are with the various facets of science.

Can you ace this easy-peasy science quiz?
Can you ace this easy-peasy science quiz?
Can you ace this easy-peasy science quiz?
24th Oct, 2020
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