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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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पाठ 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
पाठ 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 =


Name the life process of an organism that helps in the growth of its population.


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?


What processes would you consider essential for maintaining life?


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 terms in column I with those in column II :

  Column I   Column II
(i) Trypsin (a) Liver
(ii) Amylase (b) Gastric glands
(iii) Bile (c) Pancreas
(iv) Pepsin (d) Saliva

 


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

 

 

 


Skin : Keratin : : Blood : ____________


Complete the following flowchart.


Fill in the blank and explain the statement.

Our muscle cells perform ______ type of respiration during exercise.


Write the definition.

Proteins


Distinguish between Glycolysis and TCA cycle.


Give scientific reason.

Oxygen is necessary for complete oxidation of glucose. 


Answer in detail.

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


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.


What are the main energy sources of living organisms?


Choose the forms in which most plants absorb nitrogen

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

How do the guard cells regulate opening and closing of stomatal pores?


Why do fishes die when taken out of water?


In each of the following situations what happens to the rate of photosynthesis?

  1. Cloudy days
  2. No rainfall in the area
  3. Good manuring in the area
  4. Stomata get blocked due to dust

Explain the following concept in short:

Balanced Diet


Explain the following concept in short:

Role of circulatory system in energy production


Give scientific reason.

Cell division is one of the important properties of cells and organisms.


Classify vitamins according to their solubility.


Give one example of each of the classifications of vitamins.


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