Cell Structure ...

There are some organisms, which take in the entire food molecule inside their body by the process of ingestion, and then digest the food molecule. This process of nutrition is called ______.

Identify the reaction given below 

6CO₂ + 6H₂O + Light energy → C₆H₁₂O₆+6O₂

David takes a potted plant and places it in dark for 48 hours. He experiments photosynthesis with the help of iodine solution, and finds that there is no change in colour. Which one of the following has not formed on the leaf that resulted in no change of colour?

Excretion is the integral part of the life process. Excretion takes place in both plants and animals. Which one of the following methods given below is not the method of excretions in plants?

Which energy molecules is synthesized during cellular respiration to release energy in the organisms?

The main parts of our digestive system where digestion takes place are stomach, small intestine and large intestine. Digestion starts in mouth itself and continues till large intestine. The last part of large intestine where undigested food is stored for some time is called:

We breathe in or out air with the help of windpipe called trachea. The trachea does not collapse during the breathing process, because it is made up of ring of soft bones called:

Blood is red in colour due to the presence of pigments called hemoglobin. It helps in transportation of oxygen form one part of the body to another. The component of blood which helps in transportation of materials from one part of the body to the another part is:

The circulatory system consists of lungs, auricle, ventricle and veins. It carries blood and other materials form one part of the body to the other parts. Which one of the following carries deoxygenated blood from body to right atrium?