मराठी

Formalin, Iodine, DDT, Lime - Biology

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प्रश्न

Formalin, Iodine, DDT, Lime

उत्तर

Odd Term – Lime
Formalin, iodine and DDT are chemical substances.

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2016-2017 (March) Set 1

संबंधित प्रश्‍न

Cochlea, Malleus, Pinna, Stapes, Incus.


Identify the odd one in each set : Transpiration, Photosynthesis, Phagocytosis, Guttation


Give one example of An aquatic plant used in the laboratory to demonstrate O2 liberation during photosynthesis


Give biological explanations for Plants growing in fertilized soil are often found to wilt if the soil is not adequately watered.


Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow : 

 Label the parts 1 and 2. 


Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow : 

What is Thigmotropism? Give one example.  


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

 Explain the process of Photosynthesis.


Difference between an autotroph and a heterptroph. Give one example of each organism.

Name the following:

Three organisms that cannot prepare their own food by photosynthesis.


The diagram alongside represents an experiment conducted to prove the importance of a factor in photosynthesis. 

Study the same and then answer the questions that follow: 
(i) Name the factor being studied in his experiment. 
(ii) Why was the plant kept in a dark room before conducting the experiment? 
(iii}Why was the experimental leaf then kept in 
1. boiling water 2. methylated spirit? 
(iv) Name the solution used to test for the presence of starch in the leaf. 
(v) What will we observe in the experimental leaf at the end of the starch test? 
(vi) Give a balanced chemical equation to represent the process of photosynthesis. 


Choose the correct answer:
Which of the following gas is used in photosynthesis?


Choose the correct answer:
The process of photosynthesis occurs by _________


Explain, why respiration is said to be a reversed process of photosynthesis?


Name the molecules which are called assimilatory power? Why are they called so?


What is the law of limiting factors?


Explain the Term NADPH.


Give technical term:

What does ATP abbreviate for?


Mesophyll contains chlorophyll.


Why should the light-dependent reaction occur before the light-independent reaction?


Plants may inhale carbon dioxide for photosynthesis but need ______ for their living. 


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