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प्रश्न
Are the following statement true or false? Give reason in support of your answer.
The starting point of carbon cycle is the release of carbon dioxide by animals during respiration.
विकल्प
True
False
उत्तर
False
There is no start point or end point in the carbon cycle, the carbon is constantly circulated between the atmosphere and the living 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
The individual flattened stacks of membranous structures inside the chloroplasts are known as :
A. Grana
B. Stroma
C. Thylakoids
D. Cristae
Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow :
(ii) Name the tropic movement shown by part 1.
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
The following statement is about photosynthesis in a green plant. Write whether it is True or False.
Photosynthesis results in a gain in dry weight.
Fill in the blank:
Photosynthesis produces oxygen and ______.
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) ______.
The number of water molecules required in the chemical reactions to produce one molecule of glucose during photosynthesis is
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.
What is the importance of photosynthesis in the life of the following:
Non-green plants
Give technical term:
The part of the chloroplast where the dark reaction of photosynthesis takes place.
Complete the following sentence with appropriate word:
A plant that does not perform photosynthesis is _______.
Complete the following sentence with appropriate word:
A light reaction is a ___________ reaction.
Choose the Correct Answer:
NADP is expanded as
Choose the Correct Answer:
Compensation point means the condition:
Fill in the blank by rearranging the letter in the bracket.
Pigment involved in the food synthesis is _________ (phllylochor).
Sunflowers open the petals in bright light during the daytime but close the petals in dark at night. This response of sunflowers is called ______.
