The percentage of Carbon dioxide in at- mosphere?

Description : Of all the gases present in the air, which one of the following is the highest in percentage? (a) Carbon dioxide (b) Hydrogen (c) Nitrogen (d) Oxygen

Last Answer : Ans:(c)

Highest percentage of air consists of A. Oxygen B. Carbon dioxide C. Nitrogen D. Argon

Description : Highest percentage of air consists of A. Oxygen B. Carbon dioxide C. Nitrogen D. Argon

Last Answer : C. Nitrogen

Highest percentage of air consists of A. Oxygen B. Carbon dioxide C. Nitrogen D. Argon

Description : Highest percentage of air consists of A. Oxygen B. Carbon dioxide C. Nitrogen D. Argon

Last Answer : C. Nitrogen

What percentage of the atmosphere consists of carbon dioxide? Is it approximately: a) .03% (read: three-hundredths of a percent) b) 1% c) 5% d) 7%

Description : What percentage of the atmosphere consists of carbon dioxide? Is it approximately: a) .03% (read: three-hundredths of a percent) b) 1% c) 5% d) 7%

Last Answer : ANSWER: A -- .03%

What do you think about using carbon dioxide as a new raw material?

Description : What do you think about using carbon dioxide as a new raw material?

Last Answer : answer:Very interesting. I have some questions. When the products are discarded then is the C02 released as the products breakdown? Are they only capturing already produced C02, or are they creatng more C02 ... for gas and energy? Sorry so many questions. I don't know enough about the science.

If a plant is releasing carbon dioxide and taking in oxygen during the day, does it mean that there is no photosynthesis occurring ? Justify your answer. -Science

Description : If a plant is releasing carbon dioxide and taking in oxygen during the day, does it mean that there is no photosynthesis occurring ? Justify your answer. -Science

Last Answer : When photosynthesis occurs during the day, the carbon dioxide released by plants by respiration is all used up and not released. Similarly, some of the oxygen produced during photosynthesis is used up in ... and taking in oxygen even during the day, it means that no photosynthesis is taking place.

How does carbon dioxide from the air enter the leaves of a plant to be used in photosynthesis ? -Science

Description : How does carbon dioxide from the air enter the leaves of a plant to be used in photosynthesis ? -Science

Last Answer : The carbon dioxide gas enters the leaves of the plants through the stomata present on their surface. (b) The water required by the plants for photosynthesis is absorbed by the roots of ... the xylem vessels to the leaves where it reaches the photosynthetic cells and utilized in photosynthesis.

Apart from carbon dioxide and water, name four other raw materials which are needed by the plants. -Science

Description : Apart from carbon dioxide and water, name four other raw materials which are needed by the plants. -Science

Last Answer : Nitrogen, phosphorus, iron and magnesium.

In addition to carbon dioxide and water, state two other conditions necessary for the process of photosynthesis to take place. -Science

Description : In addition to carbon dioxide and water, state two other conditions necessary for the process of photosynthesis to take place. -Science

Last Answer : Sunlight and chlorophyll.

What is the formula of carbon dioxide? -Science

Description : What is the formula of carbon dioxide? -Science

Last Answer : CO2 is the formula of carbon dioxide.

What is done to raise the dough while making bread? (a) Alcohol is added (b) yeast is added (c) Carbon dioxide is passed (d) Air is passed

Description : What is done to raise the dough while making bread? (a) Alcohol is added (b) yeast is added (c) Carbon dioxide is passed (d) Air is passed

Last Answer : Ans:(b)

Dry ice is (a) Solid carbon dioxide (b) Ice dust (c) Liquified nitrogen (d) Liquified hydrogen

Description : Dry ice is (a) Solid carbon dioxide (b) Ice dust (c) Liquified nitrogen (d) Liquified hydrogen

Last Answer : Ans:(a)

The chief constituent of gobar gas is (a) Methane (b) Carbon dioxide (c) Acetylene (d) Ethylene

Description : The chief constituent of gobar gas is (a) Methane (b) Carbon dioxide (c) Acetylene (d) Ethylene

Last Answer : Ans:(a)

Green plants in the sea are useful for the respiration of fish because (a) They give out oxygen (b) They give out carbon dioxide (c) The give out oxygen and carbon dioxide simultaneously (d) They take oxygen and give out carbon dioxide

Description : Green plants in the sea are useful for the respiration of fish because (a) They give out oxygen (b) They give out carbon dioxide (c) The give out oxygen and carbon dioxide simultaneously (d) They take oxygen and give out carbon dioxide

Last Answer : Ans:(a)

It is not advisable to sleep under a tree at night because of the (a) Release of oxygen in lesser amount (b) Release of oxygen in larger amount (c) Release of carbon monoxide (d) Release of carbon dioxide

Description : It is not advisable to sleep under a tree at night because of the (a) Release of oxygen in lesser amount (b) Release of oxygen in larger amount (c) Release of carbon monoxide (d) Release of carbon dioxide

Last Answer : Ans:(d)

If a large number of people are enclosed in a room, then (a) Oxygen decreases and carbon dioxide increases (b) Oxygen increases and carbon dioxide decrease (c) Both oxygen and carbon dioxide decrease (d) Both oxygen and carbon dioxide increase

Description : If a large number of people are enclosed in a room, then (a) Oxygen decreases and carbon dioxide increases (b) Oxygen increases and carbon dioxide decrease (c) Both oxygen and carbon dioxide decrease (d) Both oxygen and carbon dioxide increase

Last Answer : Ans:(a)

Gobar gas contains mainly (a) Carbon dioxide (b) Methane (c) Ethylene (d) Carbon monoxide

Description : Gobar gas contains mainly (a) Carbon dioxide (b) Methane (c) Ethylene (d) Carbon monoxide

Last Answer : Ans:(b)

The substances that cause air pollution are 1. Smoke 2. Sulphur dioxide 3. Argon 4. Carbon monoxide The correct answers are: (a) 1, 2 and 3 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 4

Description : The substances that cause air pollution are 1. Smoke 2. Sulphur dioxide 3. Argon 4. Carbon monoxide The correct answers are: (a) 1, 2 and 3 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 4

Last Answer : Ans:(d)

Marsh gas, formed from decaying organic matter and in coal mines is (a) carbon dioxide (b) methane (c) ethane (d) carbon monoxide

Description : Marsh gas, formed from decaying organic matter and in coal mines is (a) carbon dioxide (b) methane (c) ethane (d) carbon monoxide

Last Answer : Ans:(b)

The gas inside an electric bulb is (a) air (b) oxygen (c) nitrogen (d) carbon dioxide

Description : The gas inside an electric bulb is (a) air (b) oxygen (c) nitrogen (d) carbon dioxide

Last Answer : Ans:(c)

The main constituents of biogas are (a) methane and hydrogen (b) carbon monoxide and carbon dioxide (c) butane, propane and nitrogen (d) carbon dioxide and methane

Description : The main constituents of biogas are (a) methane and hydrogen (b) carbon monoxide and carbon dioxide (c) butane, propane and nitrogen (d) carbon dioxide and methane

Last Answer : Ans:(d)

The compound that IS NOT responsible for acid rain is (a) nitrogen dioxide (b) nitrogen pentoxide (c) Sulphur dioxide (d) carbon monoxide

Description : The compound that IS NOT responsible for acid rain is (a) nitrogen dioxide (b) nitrogen pentoxide (c) Sulphur dioxide (d) carbon monoxide

Last Answer : Ans:(d)

Chemically, dry ice is (a) ice formed from pure distilled water (b) solid carbon dioxide (c) solid sulphur dioxide (d) ice kept at sub-zero temperatures

Description : Chemically, dry ice is (a) ice formed from pure distilled water (b) solid carbon dioxide (c) solid sulphur dioxide (d) ice kept at sub-zero temperatures

Last Answer : Ans:(b)

LPG is a mixture of (a) carbon monoxide and carbon dioxide (b) butane and propane (c) methane and ethylene (d) carbon dioxide and oxygen

Description : LPG is a mixture of (a) carbon monoxide and carbon dioxide (b) butane and propane (c) methane and ethylene (d) carbon dioxide and oxygen

Last Answer : Ans:(b)

Consider the following gases: 1. Neon 2. Chlorine 3. Carbon dioxide 4. Bromine The gas(es) which is/are not present in normal samples of air is/are: (a) 1 (b) 2 and 4 (c) 3 (d) 4

Description : Consider the following gases: 1. Neon 2. Chlorine 3. Carbon dioxide 4. Bromine The gas(es) which is/are not present in normal samples of air is/are: (a) 1 (b) 2 and 4 (c) 3 (d) 4

Last Answer : Ans:(b)

Look at the following gases: 1. Carbon dioxide 2. Helium 3. Nitrogen 4. Oxygen The two most abundant gases in the atmosphere are: (a) 1 and 3 (b) 2 and 4 (c) 3 and 4 (d) 1 and 4

Description : Look at the following gases: 1. Carbon dioxide 2. Helium 3. Nitrogen 4. Oxygen The two most abundant gases in the atmosphere are: (a) 1 and 3 (b) 2 and 4 (c) 3 and 4 (d) 1 and 4

Last Answer : Ans:(c)

The atmosphere of the primitive earth before origin of life consisted of: (a) Nitrogen, Oxygen, Ammonia, and Water vapour (b) Methane, Ammonia, Hydrogen, and Water vapour (c) Nitrogen, Oxygen, Water, and Carbon dioxide (d) Ammonia, Water, Oxygen, and Hydrogen

Description : The atmosphere of the primitive earth before origin of life consisted of: (a) Nitrogen, Oxygen, Ammonia, and Water vapour (b) Methane, Ammonia, Hydrogen, and Water vapour (c) Nitrogen, Oxygen, Water, and Carbon dioxide (d) Ammonia, Water, Oxygen, and Hydrogen

Last Answer : Ans:(b)

Coal burning power plants and factories are responsible for about 86% of - (a) carbon monoxide in the atmosphere (b) sulphur dioxide in the atmosphere (c) chlorine in the atmosphere (d) nitrogen dioxide in the atmosphere

Description : Coal burning power plants and factories are responsible for about 86% of - (a) carbon monoxide in the atmosphere (b) sulphur dioxide in the atmosphere (c) chlorine in the atmosphere (d) nitrogen dioxide in the atmosphere

Last Answer : Ans:(b)

Carbon dioxide entering the red blood corpuscles from the tissues is partially taken up by haemoglobin to form (a) carboxyhaemoglobin (b) carbonylhaemoglobin (c) carbaminohaemoglobin (d) carbomoylhaemoglobin

Description : Carbon dioxide entering the red blood corpuscles from the tissues is partially taken up by haemoglobin to form (a) carboxyhaemoglobin (b) carbonylhaemoglobin (c) carbaminohaemoglobin (d) carbomoylhaemoglobin

Last Answer : Ans:(a)

Upon the entry of carbon dioxide in the red blood cells, H+ionsare formed at a very rapid rate, and yet the blood does not turn acid because (a) H+ ions are rapidly exchanged at the expense of HCO3-ions (b) H+ ions are rapidly removed and excreted in the urine (c) H+ ions are buffered by proteins of haemoglobin and plasma (d) H+ ions are buffered by proteins of haemoglobin and proteins and phosphates of plasma

Description : Upon the entry of carbon dioxide in the red blood cells, H+ionsare formed at a very rapid rate, and yet the blood does not turn acid because (a) H+ ions are rapidly exchanged at the ... haemoglobin and plasma (d) H+ ions are buffered by proteins of haemoglobin and proteins and phosphates of plasma

Last Answer : Ans:(c)

Minute, circular discs floating in the blood, which carry oxygen to the tissues, and carbon dioxide away from them, are called (a) White blood corpuscles (WBC) (b) Red blood corpuscles (RBC) (c) Monophylls (d) Erythrocytes

Description : Minute, circular discs floating in the blood, which carry oxygen to the tissues, and carbon dioxide away from them, are called (a) White blood corpuscles (WBC) (b) Red blood corpuscles (RBC) (c) Monophylls (d) Erythrocytes

Last Answer : Ans:(b)

During the day time plants (a) take in oxygen and give out carbon dioxide (b) take in carbon dioxide and give out oxygen (c) take in nitrogen and give out oxygen (d) take in carbon dioxide and give out nitrogen

Description : During the day time plants (a) take in oxygen and give out carbon dioxide (b) take in carbon dioxide and give out oxygen (c) take in nitrogen and give out oxygen (d) take in carbon dioxide and give out nitrogen

Last Answer : Ans:(b)

A solution of carbon dioxide gas in water is called?

Description : A solution of carbon dioxide gas in water is called?

Last Answer : Soda water

What is the other name of solid carbon dioxide?

Description : What is the other name of solid carbon dioxide?

Last Answer : Dry Ice

Solid carbon dioxide is known as?

Description : Solid carbon dioxide is known as?

Last Answer : Dry Ice

Carbon dioxide was discovered by?

Description : Carbon dioxide was discovered by?

Last Answer : Joseph Black

When quick lime is mixed with Carbon dioxide it turns into?

Description : When quick lime is mixed with Carbon dioxide it turns into?

Last Answer : Milky colour

What is formed when ammonia is com- bined with carbon dioxide?

Description : What is formed when ammonia is com- bined with carbon dioxide?

Last Answer : Urea

In Living organisms During respiration which of the following Products are not formed if oxygen is not available? (a) Carbon dioxide + Water (b) Carbon dioxide + Alcohol (c) Lactic acid + Alcohol (d) Carbon dioxide + Lactic Acid

Description : In Living organisms During respiration which of the following Products are not formed if oxygen is not available? (a) Carbon dioxide + Water (b) Carbon dioxide + Alcohol (c) Lactic acid + Alcohol (d) Carbon dioxide + Lactic Acid

Last Answer : Answer: (b) Carbon dioxide + Alcohol

Why are Calcium Carbide (CaC 2 ), Carbon monoxide (CO), Carbon dioxide (CO 2 ), Hydrogen cyanide (HCN) and calcium carbonate (CaCO 3 ) classified as inorganic compounds through they contain carbon?

Description : Why are Calcium Carbide (CaC 2 ), Carbon monoxide (CO), Carbon dioxide (CO 2 ), Hydrogen cyanide (HCN) and calcium carbonate (CaCO 3 ) classified as inorganic compounds through they contain carbon?

Last Answer : These compounds contain only one or two carbon atoms per formula unit and contain no carbon-carbon (C-C) bonds or carbon-hydrogen bonds. Hence they are classified as inorganic compounds.

The carbon dioxide content in the air that we exhale is about? A. 4% (Answer) B. 9% C. 15% D. 16%

Description : The carbon dioxide content in the air that we exhale is about? A. 4% (Answer) B. 9% C. 15% D. 16%

Last Answer : A. 4% (Answer)

Which Gas is included in Fry Chips Packets for safety? A. Nitrogen gas (Answer) B. Carbon dioxide C. Oxygen D. Hydrogen

Description : Which Gas is included in Fry Chips Packets for safety? A. Nitrogen gas (Answer) B. Carbon dioxide C. Oxygen D. Hydrogen

Last Answer : A. Nitrogen gas (Answer)

Which of the following gases do plants and trees give out during photosynthesis? A. Hydrogen B. Nitrogen C. Oxygen (Answer) D. Carbon dioxide

Description : Which of the following gases do plants and trees give out during photosynthesis? A. Hydrogen B. Nitrogen C. Oxygen (Answer) D. Carbon dioxide

Last Answer : C. Oxygen (Answer)

Which of the following is the most toxic gas? A. Carbon dioxide B. Carbon monoxide (Answer) C. Nitrogen D. Hydrogen

Description : Which of the following is the most toxic gas? A. Carbon dioxide B. Carbon monoxide (Answer) C. Nitrogen D. Hydrogen

Last Answer : B. Carbon monoxide (Answer)

In Fishes excretory Product is-----? A. Nitrogen B. Ammonia (Answer) C. Uria D. Carbon dioxide

Description : In Fishes excretory Product is-----? A. Nitrogen B. Ammonia (Answer) C. Uria D. Carbon dioxide

Last Answer : B. Ammonia (Answer)

Chemical Name of Dry Ice? A. Solid Carbon Dioxide (Answer) B. Calcium Carbon C. A&B D. Sodium Oxide

Description : Chemical Name of Dry Ice? A. Solid Carbon Dioxide (Answer) B. Calcium Carbon C. A&B D. Sodium Oxide

Last Answer : A. Solid Carbon Dioxide (Answer)

nishant sawant · Answer 1 · 2021-12-14T13:49:00+0000

Answer :

0.03%

answered Dec 14, 2021 by nishant sawant

The percentage of Carbon dioxide in at- mosphere?

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