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प्रश्न
All life on earth Would come to an end if there were no green plants.
उत्तर
Green plants manufacture food during the process of photosynthesis and give out oxygen a life-supporting gas for all organisms.
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संबंधित प्रश्न
Cochlea, Malleus, Pinna, Stapes, Incus.
Give biological reasons for the following statements : In some xerophytes leaves are modified into spines
Give appropriate biological/technical terms for the following:
An apparatus that measures the rate of water uptake in a cut shoot due to transpiration.
Give biological explanations for Plants growing in fertilized soil are often found to wilt if the soil is not adequately watered.
Fill in the blanks:
The end products of photosynthesis are ______ and ______.
Choose the correct answer:
Which one of the following is the best reason for leaving a plant in a dark place before carrying out experiments on photosynthesis?
Choose the correct answer:
Photosynthesis is more active in ___________
Which one chemical reaction occurs during photosynthesis?
Identify the false statement and rewrite it correctly by changing the first or last word only.
Green plants perform photosynthesis.
Give some adaptations in green leaf photosynthesis.
What is the importance of photosynthesis in the life of the following:
Green plants
Name the molecules which are called assimilatory power? Why are they called so?
Complete the following food chain by writing the names of appropriate organisms in the blanks:
__________ → Mouse → _________ → Peaock
Give technical term:
In photosynthesis radiant energy is converted into which from?
Give technical term:
What does NADP stand for?
Give technical term:
The part of the chloroplast where the dark reaction of photosynthesis takes place.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Photosynthesis can also occur n artificial light such as that of a 100-watt electric lamp.
What is photosynthesis and wherein a cell does occur?
The swollen basal part of the ______ pistil is the which bears the ______.
Study the diagram given below and fill in the blanks with suitable words:
In order to prove that carbon dioxide is necessary for
(a) ______, a potted plant is placed in dark for 48 hours to (b) ______ the leaves. A part of a leaf is inserted into a conical flask containing potassium hydroxide solution. This is to absorb (c) ______ from the flask. The plant is then placed in sunlight for a few hours. The experimental leaf is tested for starch. The part of the leaf that was inside the conical flask turns (d) ______, whereas the part of the left outside turns (e) ______ in colour.
