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Given below is an apparatus which has setup to investigate a physiological process in plants. The setup was placed in bright sunlight. Answer the questions that follow:
Why was the pot enclosed in a rubber sheet?
Concept: Significance of Transpiration
Given below is an apparatus which has setup to investigate a physiological process in plants. The setup was placed in bright sunlight. Answer the questions that follow:
Name the process being studies. Define the process.
Concept: Factors Affecting the Rate of Transpiration
Given below is an apparatus which has setup to investigate a physiological process in plants. The setup was placed in bright sunlight. Answer the questions that follow:
List two adaptations in plants to reduce the above process.
Concept: Significance of Transpiration
Given below is an apparatus which has setup to investigate a physiological process in plants. The setup was placed in bright sunlight. Answer the questions that follow:
Draw a neat, labelled diagram of a stomatal apparatus.
Concept: Significance of Transpiration
Concept: Plant Adaptations to Reduce Transpiration
Name the following:
The structures through which guttation occurs.
Concept: Guttation and Bleeding
The process in which water is lost from the margins of strawberry leaves is ______.
Concept: Guttation and Bleeding
Write any two limitations of using a Ganong's potometer to demonstrate the uptake of water.
Concept: Measurement of Transpiration > Weighing Method
How does the rate of Transpiration differ when there is High temperature?
Concept: Factors Affecting the Rate of Transpiration
How does the rate of Transpiration differ when there is High humidity?
Concept: Factors Affecting the Rate of Transpiration
The solvent used to dissolve the chlorophyll pigments while testing a leaf for starch is Soda lime.
Concept: Process of Photosynthesis
Cochlea, Malleus, Pinna, Stapes, Incus.
Concept: Concept of Photosynthesis
Formalin, Iodine, DDT, Lime
Concept: Concept of Photosynthesis
Phosphate, RNA, Sugar, Nitrogenous base
Concept: Process of Photosynthesis
Cytoplasm : Cytokinesis :: Nucleus : ______
Concept: Concept of Photosynthesis
The diagrams given below represent the relationship between a mouse and a physiological process that occurs in green plants. Study the diagrams and answer the questions that follow:
- Name the physiological process occurring in the green plant that has kept the mouse alive.
- Explain the physiological process mentioned above.
- Why did the mouse die in bell jar B?
- What is the significance of the process as stated in (i) for life on earth?
- Represent the above mentioned physiological process in the form of a chemical equation.
Concept: Concept of Photosynthesis
Give biological reasons for the following statements : In some xerophytes leaves are modified into spines
Concept: Concept of Photosynthesis
Give appropriate biological/technical terms for the following:
An apparatus that measures the rate of water uptake in a cut shoot due to transpiration.
Concept: Concept of Photosynthesis
The individual flattened stacks of membranous structures inside the chloroplasts are known as ______.
Concept: Concept of Photosynthesis
Fig. demonstrates a physiological process taking place in green plants. The whole set-up was placed in bright sunlight for several hours. Study the diagram and answer the questions that follow:
- What aspect of the physiological process is being examined?
- Explain the physiological process mentioned in (a) above.
- Label the parts numbered 1 and 2 in the diagram.
- Write a well-balanced chemical equation for the physiological process explained in (b) above.
- What would happen to the rate of bubbling of the gas if a pinch of sodium bicarbonate is added to the water in the beaker? Explain your answer.
Concept: Concept of Photosynthesis
