The oxygen liberated during Photosynthes is comes from - (1) Water (2) Carbon dioxide (3) Glucose (4) Chlorophyll

The oxygen liberated during Photosynthes is comes from - (1) Water (2) Carbon dioxide (3) Glucose (4) Chlorophyll
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(1) Water Explanation: The oxygen produced during photosynthesis comes from water. The electrons excited by light in the chlorophyll molecule are replaced by electrons produced from the oxidation of water into oxygen.
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The oxygen liberated during photosymthesis comes from - (1) Water (2) Carbon dioxide (3) Glucose (4) Chlorophyll

Description : The oxygen liberated during photosymthesis comes from - (1) Water (2) Carbon dioxide (3) Glucose (4) Chlorophyll

Last Answer : (1) Water Explanation: The oxygen produced during photosynthesis comes from water. The electrons excited by light in the chlorophyll molecule are replaced by electrons produced from the oxidation ... combines water and carbon dioxide into sugars, leaving oxygen gas as a waste product.

The oxygen liberated during photosynthesis comes from (1) Water (2) Carbon dioxide (3) Glucose (4) Chlorophyll

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Oxygen liberated during photosynthesis is coming from : (1) Carbon dioxide (2) Water (3) Bresk down of chlorophy II (4) Atmosphere

Description : Oxygen liberated during photosynthesis is coming from : (1) Carbon dioxide (2) Water (3) Bresk down of chlorophy II (4) Atmosphere

Last Answer : (2) Water Explanation: Oxygen liberated during photosynthesis is coming m6t.o create a stable, unstirred layer to support surface neutralization of acid and act as a protective physical barrier against luminal pepsin.

Oxygen liberated during photosynthesis is coming from : (1) Carbon dioxide (2) Water (3) Bresk down of chlorophy II (4) Atmosphere

Description : Oxygen liberated during photosynthesis is coming from : (1) Carbon dioxide (2) Water (3) Bresk down of chlorophy II (4) Atmosphere

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During photosynthesis the liberated gas is (1) Carbon dioxide (2) oxygen (3) Nitrogen (4) Hydrogen

Description : During photosynthesis the liberated gas is (1) Carbon dioxide (2) oxygen (3) Nitrogen (4) Hydrogen

Last Answer : (2) oxygen Explanation: Photosynthesis is a process used by plants and other organisms to convert the light energy captured from the sun into chemical energy that can be used to fuel the organism ... water, releasing oxygen as a waste product.' Photosynthesis is vital for all aerobic life on Earth.

During photosynthesis the liberated gas is : (1) Carbon dioxide (2) Oxygen (3) Nitrogen (4) Hydrogen

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Last Answer : Oxygen

The source of oxygen generated during photosynthesis is: (1) water (2) carbon dioxide (3) chlorophyll (4) mesophyll cells

Description : The source of oxygen generated during photosynthesis is: (1) water (2) carbon dioxide (3) chlorophyll (4) mesophyll cells

Last Answer : (1) water Explanation: The source of oxygen produced during photosynthesis is the splitting of water molecule into hydrogen and oxygen. Photosynthesis uses carbon dioxide and water, releasing ... inside organelles called chloroplasts, while in bacteria they are embedded in the plasma membrane.

The source of oxygen generated during photosynthesis is : (1) water (2) carbon dioxide (3) chlorophyll (4) mesophyll cells

Description : The source of oxygen generated during photosynthesis is : (1) water (2) carbon dioxide (3) chlorophyll (4) mesophyll cells

Last Answer : water

Fungi are plants that lack - (1) Oxygen (2) Carbon dioxide (3) Chlorophyll (4) None of these

Description : Fungi are plants that lack - (1) Oxygen (2) Carbon dioxide (3) Chlorophyll (4) None of these

Last Answer : (3) Chlorophyll Explanation: We know plants prepare their own food and so are known as autotrophs. With the help of photosynthesis they make food in which they produce glucose from carbon dioxide and sunlight.

During glycolysis of glucose the energy liberated in the absence of oxygen is known as (A) Oxygenesis (B) Glyconeogenesis (C) Glycogenolysis (D) Anaerobic fermentation

Description : During glycolysis of glucose the energy liberated in the absence of oxygen is known as (A) Oxygenesis (B) Glyconeogenesis (C) Glycogenolysis (D) Anaerobic fermentation

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Oxygen liberated during photosynthesis comes from

Description : Oxygen liberated during photosynthesis comes from

Last Answer : Oxygen liberated during photosynthesis comes from A. Water B. `Co_(2)` C. Soil D. Atmosphere

Oxygen liberated during photosynthesis comes from

Description : Oxygen liberated during photosynthesis comes from

Last Answer : Oxygen liberated during photosynthesis comes from A. `CO_(2)` B. `H_(2)O` C. Phosphoglyceric D. Chlorophyll

What is the stage of cellular respiration during which carbon dioxide is liberated?

Description : What is the stage of cellular respiration during which carbon dioxide is liberated?

Last Answer : In aerobic cellular respiration the release of carbon dioxide happens in the transformation of pyruvic acid into acetyl-CoA (two molecules) and in the Krebs cycle (four molecules). For each glucose molecule, six carbon dioxide molecules are made.

During photosynthesis a plant uses energy from the sun to break apart glucose water and carbon dioxide. These molecules are used to make sugar to feed the plant and the plant then releases a by-product oxygen that humans breathe. this example shows that?

Description : During photosynthesis a plant uses energy from the sun to break apart glucose water and carbon dioxide. These molecules are used to make sugar to feed the plant and the plant then releases a by-product oxygen that humans breathe. this example shows that?

Last Answer : energy is not created but transferred to different forms (apex gang ;)

A waste product in the metabolism of glucose in cells is: w) oxygen x) methane y) carbon dioxide z) urea

Description : A waste product in the metabolism of glucose in cells is: w) oxygen x) methane y) carbon dioxide z) urea

Last Answer : ANSWER: C -- CARBON DIOXIDE 

Oxygen which is vital for life is a product of photosynthesis and comes from – (1) carbonates from soil (2) carbon dioxide (3) water (4) oxides of mineral elements

Description : Oxygen which is vital for life is a product of photosynthesis and comes from – (1) carbonates from soil (2) carbon dioxide (3) water (4) oxides of mineral elements

Last Answer : (3) water Explanation: The unusually high concentration of oxygen has on Earth is the result of the oxygen cycle. This biogeochemical cycle describes the movement of oxygen within and ... Photosynthesis releases oxygen into the atmosphere, while respiration and decay remove it from the atmosphere.

Oxygen which is vital for life is a product of photosynthesis and comes from (1) carbonates from soil (2) carbon dioxide (3) water (4) oxides of mineral elements

Description : Oxygen which is vital for life is a product of photosynthesis and comes from (1) carbonates from soil (2) carbon dioxide (3) water (4) oxides of mineral elements

Last Answer : water

Local action in a dry-cell, or lead-acid storage battery is the process whereby ________________. A. hydrogen gas is liberated B. the electrolyte compensates for overcharging C. potassium hydroxide absorbs carbon dioxide from the air D. the battery becomes discharged without being connected to a load

Description : Local action in a dry-cell, or lead-acid storage battery is the process whereby ________________. A. hydrogen gas is liberated B. the electrolyte compensates for overcharging C. potassium hydroxide ... carbon dioxide from the air D. the battery becomes discharged without being connected to a load

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In the cell which organelle has the function of using oxygen in the breakdown of glucose releasing energy and carbon dioxide?

Description : In the cell which organelle has the function of using oxygen in the breakdown of glucose releasing energy and carbon dioxide?

Last Answer : The mitochondria.

Oxygen comes from the environment and carbon dioxide in the end returns to the environment. How do small animals solve the problem of taking away and bringing these molecules from/to their cells? Why isn't that solution possible for larger animals?

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Last Answer : Small animals whose tissues make direct contact or are very close to the environment, like cnidarians and poriferans, make gas exchange by diffusion. Larger animals with cells without direct ... the circulatory systems play this role. Breathing Process Review - Image Diversity: respiratory system

The autotrophic mode of nutrition requires (i) carbon dioxide and water (ii) chlorophyll (iii) sunlight (iv) all of the above -Biology

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Moll’s experiment explains that (a) Carbon dioxide is essential for photosynthesis (b) Chlorophyll and water are necessary for photosynthesis (c) Light and water are essential for photosynthesis (d) All of the above are correct

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Which of the following provides energy for photosynthesis? (1) Water (2) Sunlight (3) Chlorophyll (4) Carbon dioxide

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Last Answer : ANSWER: C -- PYRUVIC ACID

Water boils at a lower temperature on the hills because – (1) it is cold on the hills (2) there is less carbon dioxide on the hills (3) there is a decrease in air pressure on the hills (4) There is less oxygen

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In an acid base reaction which product is produced along with a salt? (1) Hydrogen gas (2) Oxygen gas (3) Carbon dioxide (4) Water

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Where does the oxygen that keeps us alive come from? (1) Carbon dioxide (2) Carbonates absorbed from soil (3) Oxides of minerals (4) Water

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An organic compound contain 69% carbon and 4.8% hydrogen, the remaining being oxygen. Calculate the masses of carbon dioxide and water produced when 0.20g of this substance is subjected to complete combustion.

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Combustion of an alkene with sufficient oxygen will produce (a) carbon dioxide and water(b) carbon monoxide and water(c) only carbon dioxide(d) only carbon monoxide

Description : Combustion of an alkene with sufficient oxygen will produce (a) carbon dioxide and water (b) carbon monoxide and water (c) only carbon dioxide (d) only carbon monoxide

Last Answer : carbon dioxide and water

Where does the oxygen that keeps us alive come from? (1) Carbon dioxide (2) Carbonates absorbed from soil (3) Oxides of minerals (4) Water

Description : Where does the oxygen that keeps us alive come from? (1) Carbon dioxide (2) Carbonates absorbed from soil (3) Oxides of minerals (4) Water

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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

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The Classical example of redox reaction is Combustion of fossil fuel. During combustion of fossil fuels, the carbon compound in the fossil fuel reacts with oxygen in the presence of a heat source to form carbon dioxide (CO 2 ) and water. Energy is also needed for the fossil fuel to react with oxygen, so the energy used in portion of combustion is an endothermic reaction.

Description : The Classical example of redox reaction is Combustion of fossil fuel. During combustion of fossil fuels, the carbon compound in the fossil fuel reacts with oxygen in the presence of a heat source to ... to react with oxygen, so the energy used in portion of combustion is an endothermic reaction.

Last Answer : Combustion of fossil fuel

The open "Sigrees” or coal stoves often require fanning to sustain burning because of (1) tendency of carbon dioxide to form a layer along with dust smoke (2) lack of oxygen in the surroundings of sigrees (3) accumulation of smoke and dust over the sigrees (4) interrupted release of moisture from the material

Description : The open "Sigrees or coal stoves often require fanning to sustain burning because of (1) tendency of carbon dioxide to form a layer along with dust smoke (2) lack of oxygen in the ... 3) accumulation of smoke and dust over the sigrees (4) interrupted release of moisture from the material

Last Answer : (1) tendency of carbon dioxide to form a layer along with dust smoke Explanation: Burning coal requires oxygen to chemically react. The availability of oxygen is limited in the furnace by several factors ... dioxide from forming layer along with dust smoke so as to keep the supply of oxygen intact.

Bleaching powder is prepared by passing – (1) Chlorine over slaked lime (2) Oxygen over slaked lime (3) Carbon dioxide over slaked lime (4) Chlorine over quick lirne

Description : Bleaching powder is prepared by passing – (1) Chlorine over slaked lime (2) Oxygen over slaked lime (3) Carbon dioxide over slaked lime (4) Chlorine over quick lirne

Last Answer : (1) Chlorine over slaked lime Explanation: Calcium hypochlorite (bleaching powder) is manufactured by the calcium process: 2Cl2 + 2Ca(OH)2 (slaked lime) Ca(OCl)2 + CaCl2 + 2H2O. Bleaching powder is actually a mixture of calcium hypochlorite and the basic chloride with some slaked lime.

Which one out of the following helps in burning? (1) Oxygen (2) Carbon monoxide (3) Nitrogen (4) Carbon dioxide

Description : Which one out of the following helps in burning? (1) Oxygen (2) Carbon monoxide (3) Nitrogen (4) Carbon dioxide

Last Answer : (1) Oxygen Explanation: Karl Scheele, the Swedish chemist, was the first to prepare oxygen by heating mercuric oxide in 1772. Joseph Priestley, the English chemist, also prepared oxygen in 1774 ... on mercuric oxide. Its elemental nature was, however, established by the French chemist, Lavoisier.

Which of the following is most important for absorption of heat radiated from the Sun as well as from the Earth? (1) Carbon dioxide (2) Oxygen (3) Carbon monoxide (4) Nitrogen

Description : Which of the following is most important for absorption of heat radiated from the Sun as well as from the Earth? (1) Carbon dioxide (2) Oxygen (3) Carbon monoxide (4) Nitrogen

Last Answer : (1) Carbon dioxide Explanation: Carbon dioxide is a green house gas that absorbs heat radiated from the Sun as well as re-radiated heat from the Earth's surface.

The highest volume of gases in lower atmosphere is comprised of - (1) Hydrogen (2) Carbon dioxide (3) Oxygen (4) Nitrogen

Description : The highest volume of gases in lower atmosphere is comprised of - (1) Hydrogen (2) Carbon dioxide (3) Oxygen (4) Nitrogen

Last Answer : (4) Nitrogen Explanation: There are a number of atmospheric gases which make up air. In the lower atmosphere or troposphere, the main gases are nitrogen and oxygen, which make up 78% and 21% of the volume of air respectively. The remaining 1% of the atmospheric gases is made up of trace gases.

The bubbles in Chanmpagne and Soda are - (1) Nitrogen (2) Oxygen (3) Carbon dioxide (4) Hydrogen

Description : The bubbles in Chanmpagne and Soda are - (1) Nitrogen (2) Oxygen (3) Carbon dioxide (4) Hydrogen

Last Answer : (4) Hydrogen

The biogas used for cooking is a mixture of which of the following? (1) Carbon dioxide and oxygen (2) Isobutane and propane (3) Methane and Carbon monoxide (4) Methane and carbon dioxide

Description : The biogas used for cooking is a mixture of which of the following? (1) Carbon dioxide and oxygen (2) Isobutane and propane (3) Methane and Carbon monoxide (4) Methane and carbon dioxide

Last Answer : (4) Methane and carbon dioxide Explanation: Biogas is essentially a mixture of Methane (CH4, around 55-75%) but also contains Carbon Dioxide (CO3), around 25- 30%), varying quantities of Water ( ... ) and Carbon Monoxide (CO). Methane is the valuable component under the aspect of using biogas fuel.

Silver gets corroded due to ______ in air. (1) Oxygen (2) Hydrogen Sulphide (3) Carbon dioxide (4) Nitrogen

Description : Silver gets corroded due to ______ in air. (1) Oxygen (2) Hydrogen Sulphide (3) Carbon dioxide (4) Nitrogen

Last Answer : (2) Hydrogen Sulphide Explanation: Silver is a fairly stable metal and under normal circumstances does not corrode quickly. However, it is particularly susceptible to the effects of the sulfide ... atmosphere, especially in marine environment, and readily forms a surface tarnish of silver sulphide.

The name of unreactive gas is – (1) Carbon dioxide (2) Hydrogen (3) Nitrogen (4) Oxygen

Description : The name of unreactive gas is – (1) Carbon dioxide (2) Hydrogen (3) Nitrogen (4) Oxygen

Last Answer : (3) Nitrogen Explanation: Nitrogen is chemically unreactive because it has a strong triple bond which binds the two nitrogen atoms together making it harder for it to be broken. It does not burn, and at ordinary temperatures it does not react with other elements.

The gas that is used in the manufacture of vanaspati ghee is - (1) Oxygen (2) Carbon dioxide (3) Hydrogen (4) Nitrogen

Description : The gas that is used in the manufacture of vanaspati ghee is - (1) Oxygen (2) Carbon dioxide (3) Hydrogen (4) Nitrogen

Last Answer : (3) Hydrogen Explanation: Hydrogenation - to treat with hydrogen - is a chemical reaction between molecular hydrogen (H2) and another compound or element, usually in the presence of a catalyst. ... is for the processing of vegetableoils (fats to give margarine and related spreads and shortenings).

Electric bulbs are filled with – (1) Nitrogen (2) Carbon dioxide (3) Argon (4) Oxygen

Description : Electric bulbs are filled with – (1) Nitrogen (2) Carbon dioxide (3) Argon (4) Oxygen

Last Answer : (3) Argon Explanation: Argon is produced industrially by the fractional distillation of liquid air. Argon is mostly used as an inert shielding has in welding and other high-temperature industrial processes ... , and other types of gas discharge tubes. Argon makes a distinctive blue-green gas laser.

An example of major air pollutant is – (1) Oxygen (2) Carbon monoxide (3) Helium (4) Carbon dioxide

Description : An example of major air pollutant is – (1) Oxygen (2) Carbon monoxide (3) Helium (4) Carbon dioxide

Last Answer : (2) Carbon monoxide Explanation: Carbon monoxide (CO) is a colourless, odorless, non-irritating but very poisonous gas which is a product by incomplete combustion of fuel such as natural gas, coal or wood. Vehicular exhaust is a major source of carbon monoxide.

The major constituent of air is – (1) nitrogen (2) carbon dioxide (3) oxygen (4) hydrogen

Description : The major constituent of air is – (1) nitrogen (2) carbon dioxide (3) oxygen (4) hydrogen

Last Answer : (1) nitrogen Explanation: Depending on various geographical locationsthese may change, but for the most part air is made up of 78% nitrogen (N2), 21% oxygen (O2), and trace amounts of ... and mostly inert diatomic gas at standard conditions, constituting 78.09% by volume of Earth's atmosphere.

Which one out of the following helps in burning? (1) carbon dioxide (2) oxygen (3) carbon monoxide (4) nitrogen

Description : Which one out of the following helps in burning? (1) carbon dioxide (2) oxygen (3) carbon monoxide (4) nitrogen

Last Answer : (2) oxygen Explanation: Oxygen is the gas that helps / supports combustion (burning). Nitrogen itself does not support burning (though it forms nitrides with some metals). So, air also supports burning.