Fungi depend on other organisms for: a) water b) food c) carbon dioxide d) hydrogen

Fungi depend on other organisms for: a) water b) food c) carbon dioxide d) hydrogen
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ANSWER: B -- FOOD
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Organisms using simple food material acquired from inorganic sources in the form of carbon dioxide and water are called – (1) Autotrophs (2) Heterotrophs (3) Organotroph (4) Both (1) and (3)

Description : Organisms using simple food material acquired from inorganic sources in the form of carbon dioxide and water are called – (1) Autotrophs (2) Heterotrophs (3) Organotroph (4) Both (1) and (3)

Last Answer : a) Autotrophs Explanation: Autotroph means self-feeding in Greek or producer and is an organism that produces complex organic compounds such as carbohydrates, fats, and proteins from simple substances using energy from light.

1. The pressure at the bottom of a liquid tank does not depend on which area? 2. ‘Chinaman’ refers to which game? 3. In human body, into which does the pancreas secretes its enzymes? 4. What does increase in carbon dioxide in atmosphere cause? 5. What is Apabhramsa?

Description : 1. The pressure at the bottom of a liquid tank does not depend on which area? 2. Chinaman' refers to which game? 3. In human body, into which does the pancreas secretes its enzymes? 4. ... is the frequency of tropical cyclones in the Bay of Bengal maximum? 20. By whom was Saka era founded?

Last Answer : Answer : 1. Area of the liquid surface 2. Cricket 3. Duodenum 4. Rise in earth temperature 5. A work of the Jains 6. English 7. Decreases 8. Rajkumari Amrit Kaur 9. North west 10. ... Australia 15. Kanishka 16. Carbon dioxide 17. Sir Edward Lutyens 18. Bengali 19. After summer 20. Kanishka

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.

What do all of the organisms in food web ultimately depend on?

Description : What do all of the organisms in food web ultimately depend on?

Last Answer : The producer. Every food chain begins with one.

Saprophytes are the organisms which depend for food on – (1) living plants (2) living animals (3) dead and decaying material (4) inorganic chemical compounds

Description : Saprophytes are the organisms which depend for food on – (1) living plants (2) living animals (3) dead and decaying material (4) inorganic chemical compounds

Last Answer : (3) dead and decaying material Explanation: Saprophytes are the organisms which depend for food on dead and decaying material.

Saprophytes are the organisms which depend for food on (1) living plants (2) living animals (3) dead and decaying material (4) inorganic chemical compounds

Description : Saprophytes are the organisms which depend for food on (1) living plants (2) living animals (3) dead and decaying material (4) inorganic chemical compounds

Last Answer :  dead and decaying material

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

Which of the following groups of organisms digest their food before it actually enters the organism? (1) Bacteria and Protozoa (2) Bacteria and Fungi (3) Fungi and Protozoa (4) Mucor and Rhizopus

Description : Which of the following groups of organisms digest their food before it actually enters the organism? (1) Bacteria and Protozoa (2) Bacteria and Fungi (3) Fungi and Protozoa (4) Mucor and Rhizopus

Last Answer : Bacteria and Fungi 

Which out of carbon dioxide zinc chloride water and hydrogen is not produced from zinc carbonate and dilute hydrochloric?

Description : Which out of carbon dioxide zinc chloride water and hydrogen is not produced from zinc carbonate and dilute hydrochloric?

Last Answer : This is hydrogen.

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)

Water gas is the mixture of – (1) carbon dioxide and hydrogen (2) carbon monoxide and nitrogen (3) carbon monoxide and hydrogen (4) carbon dioxide and nitrogen

Description : Water gas is the mixture of – (1) carbon dioxide and hydrogen (2) carbon monoxide and nitrogen (3) carbon monoxide and hydrogen (4) carbon dioxide and nitrogen

Last Answer : (3) carbon monoxide and hydrogen Explanation: Water gas, a mixture of carbon monoxide and hydrogen, is produced by treating carbon (in the form of coke or coal) with steam at high temperatures.

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

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

Last Answer : (4) Water Explanation: When an acid and a base are placed together, they read to neutralize the acid and base properties, producing a salt. The H(+) cation of the acid combines with the OH(-) anion of the base to form water.

The gas dissolved in water that makes it basic is – (1) ammo (2) sulphur dioxide (3) hydrogen (4) carbon dioxide

Description : The gas dissolved in water that makes it basic is – (1) ammo (2) sulphur dioxide (3) hydrogen (4) carbon dioxide

Last Answer : (2) sulphur dioxide Explanation: Ammonia has that dissolves in water forms a solution of ammonium hydroxide (NH4OH). This solution (including the gas) is a strong base and will make the solution alkaline.

Lime water turns milky when carbon dioxide is passed through it. It is due to the for mation of: (1) Calcium Carbonate (2) Barium Carbonate (3) Calcium Hydrogen Carbonate (4) Calcium Oxide

Description : Lime water turns milky when carbon dioxide is passed through it. It is due to the for mation of: (1) Calcium Carbonate (2) Barium Carbonate (3) Calcium Hydrogen Carbonate (4) Calcium Oxide

Last Answer : (1) Calcium Carbonate Explanation: When carbon dioxide is passed through lime water for a short time, it turns lime water milky due to formation of a white precipitate of calcium carbonate.

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.

Description : 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.

Last Answer : Calculation of mass of CO2 produced: Mass of compound =0.20g %C =12 x C 69=12*mass of CO2 formed*100/44*0.2 Mass of CO2 formed =69*44*.2/12*100 = 0.506g Similarly, % H =2* mass of H2Oformed*100/18* ... compound 4.8=2* mass of H2Oformed*100/18* 0.2 Mass of H2Oformed =4.8*18*0.2/2*100 =0.0864g

When Calcium reacts with water it starts floating on top of water because A) bubbles of carbon dioxide formed stick to the surface of metal B) bubbles of hydrogen formed stick to the surface of metalC) Calcium is lighter than water D) None of the above

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Last Answer : B) bubbles of hydrogen formed stick to the surface of metal

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Description : Salt A commonly used in bakery products on heating gets converted into another salt B which itself is used for removal the hardness of water and a gas C is evolved. The gas C when passed through lime water ,turns it ... © A is baking soda ,B is washing soda and C is carbon dioxide (d) both a and c

Last Answer : (d) both a and c

The following are green house gases a. Methane, carbon dioxide, carbon monoxide b. Methane, water vapour, carbon sulphide c. Carbon dioxide, hydrogen sulphide, hydrogen cyanide d. Carbon dioxide, Carbon monoxide, hydrogen cyanide

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Last Answer : a. Methane, carbon dioxide, carbon monoxide

Which of the following gases is more soluble in water as the water temperature increases? w) Helium x) Air y) Carbon dioxide z) Hydrogen

Description : Which of the following gases is more soluble in water as the water temperature increases? w) Helium x) Air y) Carbon dioxide z) Hydrogen

Last Answer : ANSWER: W -- HELIUM

In the first stage of photosynthesis, light energy splits water molecules leaving a by-product which is released. This byproduct is: a) hydrogen b) carbon dioxide c) oxygen d) methane

Description : In the first stage of photosynthesis, light energy splits water molecules leaving a by-product which is released. This byproduct is: a) hydrogen b) carbon dioxide c) oxygen d) methane

Last Answer : ANSWER: C -- oxygen 

The gas dissolved in water that makes it basic is : (1) ammonia (2) sulphur dioxide (3) hydrogen (4) carbon dioxide

Description : The gas dissolved in water that makes it basic is : (1) ammonia (2) sulphur dioxide (3) hydrogen (4) carbon dioxide

Last Answer : ammonia

Water gas is the mixture of (1) carbon dioxide and hydrogen (2) carbon monoxide and nitrogen (3) carbon monoxide and hydrogen (4) carbon dioxide and nitrogen

Description : Water gas is the mixture of (1) carbon dioxide and hydrogen (2) carbon monoxide and nitrogen (3) carbon monoxide and hydrogen (4) carbon dioxide and nitrogen

Last Answer : carbon monoxide and hydrogen

How do the cells of fungi differ from other organisms? -Biology

Description : How do the cells of fungi differ from other organisms? -Biology

Last Answer : answer:

The term antibiotic was coined by _________to refer to antimicrobial substances naturally derived from _______. a. Waksman; bacteria and fungi b. Domagk; other living organisms c. Fleming; fungi and bacteria d. Ehrlich; bacteria

Description : The term antibiotic was coined by _________to refer to antimicrobial substances naturally derived from _______. a. Waksman; bacteria and fungi b. Domagk; other living organisms c. Fleming; fungi and bacteria d. Ehrlich; bacteria

Last Answer : c. Fleming; fungi and bacteria

Who demonstrate that photosynthesis is light dependent reaction in which hydrogen from a suitable oxidisable compound reduces carbon dioxide to carboh

Description : Who demonstrate that photosynthesis is light dependent reaction in which hydrogen from a suitable oxidisable compound reduces carbon dioxide to carboh

Last Answer : Who demonstrate that photosynthesis is light dependent reaction in which hydrogen from a suitable ... comes from water nor from carbon dioxide.

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 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)

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

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)

If the body undergoes alkalosis the respiratory center located in the medulla gets the information and induces the lowering of the respiratory frequency. The reduction of the respiratory frequency makes the body retain more carbon dioxide and to shift the equilibrium of the formation of bicarbonate towards the production of more hydrogen ions and thus the blood pH lowers.

Description : If the body undergoes alkalosis the respiratory center located in the medulla gets the information and induces the lowering of the respiratory frequency. The reduction of the respiratory frequency makes ... of bicarbonate towards the production of more hydrogen ions and thus the blood pH lowers.

Last Answer : What is the difference between respiratory acidosis and metabolic acidosis and what is the difference between respiratory alkalosis and metabolic alkalosis?

If the body experiences acidosis the respiratory center located in the medulla gets the information and induces the increase of the respiratory frequency. The increment of the respiratory frequency makes the body eliminate more carbon dioxide and to shift the equilibrium of the formation of bicarbonate towards the spending of more hydrogen ions and thus the blood pH raises.

Description : If the body experiences acidosis the respiratory center located in the medulla gets the information and induces the increase of the respiratory frequency. The increment of the respiratory frequency makes the ... of bicarbonate towards the spending of more hydrogen ions and thus the blood pH raises.

Last Answer : How does the breathing process correct alkalosis?

To carry out photosynthesis plants require – (1) Oxygen (2) Carbon-dioxide (3) Nitrogen (4) Hydrogen

Description : To carry out photosynthesis plants require – (1) Oxygen (2) Carbon-dioxide (3) Nitrogen (4) Hydrogen

Last Answer : (2) Carbon-dioxide Explanation: In photosynthesis, carbon dioxide is converted into sugars in a process called carbon fixation. Carbon fixation is a redox reaction, so photosynthesis needs to ... the electrons needed to convert carbon dioxide into a carbohydrate, which is a reduction reaction.

Which one of the following is not a constituent of biogas? (1) Methane (2) Carbon dioxide (3) Hydrogen (4) Nitrogen dioxide

Description : Which one of the following is not a constituent of biogas? (1) Methane (2) Carbon dioxide (3) Hydrogen (4) Nitrogen dioxide

Last Answer : (4) Nitrogen dioxide Explanation: Nitrogen dioxide is not a component of biogas. Biogas is produced under anaerobic conditions; the process is denominated as anaerobic digestion. The major constituent of biogas is methane (55-70%), CO2 (30-45%) and some traces of gases such as H2S and ammonia.

During photosynthesis in plants, the gas evolved is - (1) Carbon dioxide (2) Nitrogen (3) Oxygen (4) Hydrogen

Description : During photosynthesis in plants, the gas evolved is - (1) Carbon dioxide (2) Nitrogen (3) Oxygen (4) Hydrogen

Last Answer : (3) 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 ... , through primary production, or indirectly, as the ultimate source of the energy in their food.

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.

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.

For extinguishing fire, we use – (1) Hydrogen (2) Carbon Monoxide (3) Carbon Dioxide (4) Marsh has

Description : For extinguishing fire, we use – (1) Hydrogen (2) Carbon Monoxide (3) Carbon Dioxide (4) Marsh has

Last Answer : (3) Carbon Dioxide Explanation: Fire extinguishers use carbon dioxide to displace the oxygen necessary for a fire to burn, extinguishing the blaze. Fires need oxygen, fuel, and heat to ignite, ... flammable liquid fires, but may make some gasoline or paper fires worse by dispersing burning material.

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

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).

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 is abundant in Gobar gas? (1) Carbon dioxide (2) Methane (3) Oxygen (4) Hydrogen

Description : Which is abundant in Gobar gas? (1) Carbon dioxide (2) Methane (3) Oxygen (4) Hydrogen

Last Answer : (2) Methane Explanation: Bio gas is a clean unpolluted and cheap source of energy in rural areas. It consists of 55-70% methane which is inflammable. Bio gas is produced from cattle dung in ... called digestion. It helps in reducing the deforestation as it arrests for cutting of trees for firewood.

Tear gas used by the police to disperse the mob contains - (1) Carbon dioxide (2) Chlorine (3) Ammonia (4) Hydrogen sulphide

Description : Tear gas used by the police to disperse the mob contains - (1) Carbon dioxide (2) Chlorine (3) Ammonia (4) Hydrogen sulphide

Last Answer : (2) Chlorine Explanation: Tear gas, formally known as a lachrymatory agent, is a possibly lethal chemical weapon that stimulates the corneal nerves in the eyes to cause tears, pain, and even blindness.

Which of the following is not a greenhouse gas? (1) Hydrogen (2) Carbon dioxide (3) Nitric oxide (4) Chlorofluorocarbon

Description : Which of the following is not a greenhouse gas? (1) Hydrogen (2) Carbon dioxide (3) Nitric oxide (4) Chlorofluorocarbon

Last Answer : (1) Hydrogen Explanation: A greenhouse gas (sometimes abbreviated GHG) is a gas in an atmosphere. that absorbs and emits radiation within the thermal infrared range. This process is the ... System, the atmospheres of Venus, Mars, and Titan also contain gases that cause greenhouse effects.

When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is - (1) Hydrogen (2) Oxygen (3) Carbon dioxide (4) All of them

Description : When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is - (1) Hydrogen (2) Oxygen (3) Carbon dioxide (4) All of them

Last Answer : (3) Carbon dioxide Explanation: When baking soda and lemon juice are added together, the reaction of the two is an acid-based reaction because it involves an acid (citric acid in the lemon juice) ... , more commonly known as baking soda). Carbon dioxide, a gas, is produced by the reaction.

Which gas is used to manufacture vanaspati from vegetable oil is - (1) carbon dioxide (2) nitrogen (3) oxygen (4) hydrogen

Description : Which gas is used to manufacture vanaspati from vegetable oil is - (1) carbon dioxide (2) nitrogen (3) oxygen (4) hydrogen

Last Answer : (4) hydrogen Explanation: Hydrogen is used to manufacture vanaspati from vegetable oil.

Gobar gas mainly contains – (1) Carbon dioxide (2) Carbon monoxide (3) Hydrogen sulphide (4) Methane

Description : Gobar gas mainly contains – (1) Carbon dioxide (2) Carbon monoxide (3) Hydrogen sulphide (4) Methane

Last Answer : (4) Methane Explanation: Biogas or Lobar gas is produced by the anaerobic digestion or fermentation of biodegradable materials such as biomass, manure, sewage, municipal waste, green waste, plant material ... (CO2) and may have small amounts of hydrogen sulphide (H2S), moisture and siloxanes.

Tear gas used by the police to disperse the mob contains – (1) carbon dioxide (2) chlorine (3) ammonia (4) hydrogen sulphide

Description : Tear gas used by the police to disperse the mob contains – (1) carbon dioxide (2) chlorine (3) ammonia (4) hydrogen sulphide

Last Answer : (2) chlorine Explanation: Tear gas is a compound. Each molecule of tear gas contains one atom of chlorine. The compound 2- chlorobenzalmalononitrile, a cyanocarbon, is the defining component of a "tear gas" commonly referred to as CS gas, which is used as a riot control agent.