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प्रश्न
Which part of the plant takes in carbon dioxide from the air for photosynthesis?
विकल्प
Root hair
Stomata
Leaf veins
Petals
MCQ
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उत्तर
Stomata
Explanation:
Stomata are small pores on leaves that facilitate gas exchange (O2 and CO2) during photosynthesis and respiration.
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अध्याय 1: Nutrition in Plants - Exercise [पृष्ठ १०]
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संबंधित प्रश्न
- Name the pigment in leaves which absorbs sunlight energy.
- What is the colour of this pigment?
what are the by-products of photosynthesis ?
State the various steps involved in the process of photosynthesis.
Name the following:
Organisms that can prepare their own food.
| An organism A which cannot move from one place to another, makes a simple food B from the substances C and D available in the environment. This food is made in the presence of a green coloured substance E present in organs F in the presence of light energy in a process called G. Some of the simple food B also gets converted into a complex food H for storage purposes. The food H gives a blue-black colour with dilute iodine solution. |
- What are (i) organism A, (ii) food B, and (iii) food H?
- What are C and D?
- Name (i) green coloured substance E, and (ii) organ F.
- What is the process G?
Which of the following is the only conducting tissue in non-flowering plants?
Name a gas produced in photosynthesis.
Autotrophic organisms include ____________.
Which of the following is most appropriate for aerobic respiration?
Differentiate between an autotroph and a heterotroph.
