मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Choose the correct option. A cell that lacks chloroplast does not ______.

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प्रश्न

Choose the correct option.

A cell that lacks chloroplast does not ______.

पर्याय

  • evolve carbon dioxide

  • liberate oxygen

  • require water

  • utilize carbohydrates

MCQ
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उत्तर

A cell that lacks chloroplast does not liberate oxygen.

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पाठ 12: Photosynthesis - Exercise [पृष्ठ १४९]

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बालभारती Biology [English] Standard 11 Maharashtra State Board
पाठ 12 Photosynthesis
Exercise | Q 1. (A) | पृष्ठ १४९

संबंधित प्रश्‍न

The individual flattened stacks of membranous structures inside the chloroplasts are known as :
A. Grana
B. Stroma
C. Thylakoids
D. Cristae


 The diagram given below represents an experiment to prove the importance of a  factor in photosynthesis. Answer the questions that follow : 

 Draw a neat, labelled diagram of an experimental steup to show that oxygen is released during photosynthesis


Describe an experiment to prove that sunlight is necessary for photosynthesis.


An experiment was set up as shown in the figure alongside. Look at the figure and answer the following questions:
( i) What is the objective of this experiment?
( ii ) Which plant is used in this experiment?
( iii ) Which gas is evolved in this process?
( iv ) What will happen to the rate of evolution of this gas if a pinch of sodium
bicarbonate is added?
(v ) What will happen if the apparatus is kept in dark?


Complete the following by filling in the blanks numbered 1 to 10 with the appropriate word/term:

Photosynthesis involves light reaction and dark reaction. During light reaction, the chlorophyll present in the (1) ______ gets activated by absorbing light energy. This energy splits (2) ______ molecules to (3) ______ and oxygen and releases two electrons. This process is called (4) ______. The (5) ______ ions are picked up by NADP to form (6) ______. The ADP is converted to (7) ______. This process is called (8) ______. During the dark phase, the compound produced at the end of the light reaction reacts with carbon dioxide to form (9) ______. This product is converted to starch. The process is called (10) ______.


Mention one difference between the following on the basis of what is given in bracket.

Respiration and photosynthesis (gas released)


Photosynthesis in green plants is directly and indirectly dependent on so many plant structures. 

Explain briefly the role of the following structures in this process is Phloem tissue in the leaf veins.


To which directional stimuli do 

  1. roots respond
  2. shoots respond?

Where does the carbon that is used in photosynthesis come from?


The swollen basal part of the ______ pistil is the which bears the ______.


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