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Write Definition.Glycolysis - Science and Technology 2

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प्रश्न

Write definition.

Glycolysis

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उत्तर

Glycolysis is the first step in respiration. In this step, six-carbon glucose is broken down into a three-carbon molecule called pyruvate. This does not require oxygen. One glucose molecule produces 2 pyruvate molecules.​

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अध्याय 2: Life Processes in living organisms Part -1 - Exercises [पृष्ठ २१]

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बालभारती Science and Technology 2 [English] 10 Standard SSC Maharashtra State Board
अध्याय 2 Life Processes in living organisms Part -1
Exercises | Q 2.6 | पृष्ठ २१

संबंधित प्रश्न

Given below are the end products of different reactions involving glucose. Write the appropriate end product in front of the following:

(1) Anaerobic reaction =
(2) Reaction in human muscles =
(3) Aerobic respiration
(4) Reaction in plant cells =
(5) Reaction in liver =


Why is diffusion insufficient to meet the oxygen requirements of multi-cellular organisms like humans


What criteria do we use to decide whether something is alive?


What are outside raw materials used for by an organism?


Which is the basic requirement of living organisms for obtaining energy?


Which of the following type of energy is used by living organisms to perform vital life processes? Kinetic energy, Chemical energy, Potential energy, Nuclear energy


Match the organisms given in column I with the processes given in column II:

  Column I   Column II
(i) Leech (a) Holozoic nutrition
(ii) Amoeba (b) Autotrophic nutrition
(iii) Mushroom (c) Parasitic nutrition
(iv) Green plant (d) Saprophytic nutrition

Match the terms in column I with their uses in column II

Column I  Column II
(i) Heart (a) Pipes for transport in humans
(ii) Arteries and Veins (b) Clotting of blood
(iii) Xylem vessels (c) Pumping organ
(iv) RBC (d) Water transport in plants
(v) Platelets (e) Carrier of oxygen

 

 

 


A person lives near a forest. Make a list of four items which he can get from the forest to meet his daily needs.

 

 

Name the green dot like structures in some cells observed by a student when a leaf peel was viewed under a microscope. What is this green colour due to?

 

 

Skin : Keratin : : Blood : ____________


Complete the following flowchart.


Distinguish between Glycolysis and TCA cycle.


Give scientific reason.

Oxygen is necessary for complete oxidation of glucose. 


Explain the glycolysis in detail.


Write the forms to which following food materials are converted after digestion.
1.Milk
2. Potato.
3. Oil.
4. Chapati


Answer in detail.

How all the life processes contribute to the growth and development of the body?


Complete the following chart and state which process of energy production it represents:



Explain the ‘inhalation’.


Soil fertility is determined by its ability to :


Why is there a difference in the rate of breathing between aquatic organisms and terrestrial organisms? Explain.


Name the organs that form the excretory system in human beings.


Find an odd one out.


Assertion: When air is passed through lime water, lime water turns milky.

Reason: Air contains 78% nitrogen and 21% oxygen.


Choose the forms in which most plants absorb nitrogen

  1. Proteins
  2. Nitrates and Nitrites
  3. Urea
  4. Atmospheric nitrogen

Why do fishes die when taken out of water?


Explain the following concept in short:

Balanced Diet


Explain the following concept in short:

Role of circulatory system in energy production


Classify vitamins according to their solubility.


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