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प्रश्न
All animals and fungi are autotrophs.
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उत्तर
False
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संबंधित प्रश्न
Where do plants get each of the raw materials required for photosynthesis?
Carbon dioxide is released during photosynthesis.
(a) Name the pigment in leaves which absorbs sunlight energy.
(b) What is the colour of this pigment?
Apart from carbon dioxide and water, name four other raw materials which are needed by the plants.
Name the green pigment present in the leaves of a plant.
Fill in the following blank with suitable word :
All green plants are ....................
Fill in the following blanks with suitable words :
Green plants use .................... and .................... to make food.
what is chlorophyll? What part does chlorophyll play in photosynthesis?
Which simple food is prepared first in the process of photosynthesis?
Photosynthesis converts energy X into energy Y. What are X and Y?
Why do plants need nitrogen? How do plants obtain nitrogen?
Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reason for your answer.
When carrying out the starch test on a leaf, why is it important to boil the leaf in alcohol?
(a) to dissolve the waxy cuticle
(b) to make the cells more permeable to iodine solution
(c) to remove the chlorophyll
(d) to stop chemical reactions in the cells.
The oxygen liberated during photosynthesis by green plants comes from:
(a) glucose
(b) water
(c) carbon dioxide
(d) chlorophyll
The internal energy (cellular energy) reserve in autotrophs is:
(a) proteins
(b) fatty acids
(c) glycogen
(d) starch
The internal (cellular) energy reserve in autotrophs is
Differentiate between an autotroph and a heterotroph.
Observe the experimental setup shown below. Name the chemical indicated as ‘X’ that can absorb the gas which is evolved as a byproduct of respiration.
Opening and closing of stomata is due to ______.
