Nutrition in Pl...

Which of the following is not necessary for carrying out the process of photosynthesis?

Plants have a high nitrogen requirement to synthesise proteins. This is made possible with the help of bacterium Rhizobium. Which of the following statements is incorrect for Rhizobium?

Directions: Read the statements given below and choose the correct option accordingly.

Statement 1: Saprotrophs get food from decaying organic matter.
Statement 2: They release enzymes over decaying organic matter to absorb nutrients.

The picture given below is of pitcher plant. Which part of the plant is modified in the form of a pitcher?

Observe the part X of the plant shown in the figure given above. It helps in performing

A destarched leaf on a potted plant was covered with black (A), white (B) and transparent (C) strips of paper as shown in the figure.



After six hours of exposure to sunlight, the leaf was removed from the plant and tested for starch. Which one of the following would be the correct observation?

The process of photosynthesis is represented as:

A + Water B + Oxygen

What are A and B?

Which of the following options contains terms that relate to Chlorophyll, Sun, Oxygen and Iodine, respectively?

Which organisms form the symbiotic association called Lichen?

The food particles taken up by the animals are complex as shown in figure 'A' and are broken down into smaller molecules like 'B'. What is this process called?

Refer to the diagram given below:



The mode of nutrition depicted is:

You have just put a piece of bread in your mouth. The enzyme that will be secreted in the saliva to begin its digestion is:

The given set of figures shows different types of teeth. Which of these is/are used for biting and cutting of food?

Which of the following statements is INCORRECT?

Read carefully the terms given below. Which of the following is the correct combination of organs that do not carry out any digestive functions?

Which of the following is/are NOT a component of gastric juice?

Which of the following is responsible for storing bile?

The digestive system processes food into usable and unusable materials. The usable materials are sent to the body's cells as food. What happens to unusable materials?

Which of the following organs stores the faecal matter in the body?

Cellulose-rich food substances are good source of roughage in human beings because