Advertisements
Advertisements
प्रश्न
“All plants give out oxygen during the day and carbon dioxide during the night”. Do you agree with this statement? Give a reason.
Advertisements
उत्तर
The statement is incorrect since plants respire and expel carbon dioxide at all times,but they only give out oxygen during the day because photosynthesis can only occur in the presence of sunlight.
APPEARS IN
संबंधित प्रश्न
State the exact location of the Loop of Henle.
Name the two parts of a plant through which its gaseous waste products are released into the air.
What do kidneys excrete?
Why do some people need to use a dialysis machine? What does the machine do?
Name the main nitrogenous waste in the human blood. How is it removed from the blood?
Fill in the blank.
.................. produces bile pigments from the heamoglobin of broken RBCs.
Answer the following in short.
Define transpiration in plants.
Answer the following in detail.
Explain the process of transpiration. Describe some factors that affect it.
If you donate one kidney to a needy patient, would it cause any harm to you? Give reason.
In summer the urine is slightly thicker than in winter explain the reason.
Choose the correct answer:
The smallest functional unit of the kidney is ____________
Choose the odd one out in the following serie:
Column of Bertini, minora calyces, brain.
Study the diagram given alongside and then answer the question that follow:
Name the parts labelled 1, 2, 3, and 4.
Complete the following sentence with appropriate word:
The sum total of all the chemical reactions taking place in the cell is known as ______.
Complete the following sentence with appropriate word:
The U-shaped portion of a nephron located in the medulla region is called ______.
Choose the Odd One Out:
Answer the following question.
Amphibian tadpole can afford to be ammonotelic. Justify.
Bilirubin and Biliverdin are pigments which are ____________.
The main nitrogenous waste formed in the human body:
