Life Processes Class 10 MCQ Quiz – Test Your Knowledge!

Observe the diagram of the human digestive system.

Match the labeling referred to in column I and correlate it with the function in column II.

The excretory system of human beings includes

Assertion (A): Capillaries have walls that are just one cell thick.

Reason (R): The exchange of material between the blood and surrounding cells takes place across the capillaries.

Study the graph below that represents the blood test reports of an athlete just before and after a race.

Choose the correct combination of plots provided in the following table.

The labeling for the slide of leaf peel showing stomata by a group of four students who made the diagram and tabulated the labels as follows:

Choose the correct combination of plots provided in the following table.

Which of the following statement(s) is(are) true about human heart?

1. Left atrium receives oxygenated blood from different parts of the body while the right atrium receives deoxygenated blood from the lungs.
2. Left ventricle pumps oxygenated blood to different body parts while the right ventricle pumps deoxygenated blood to the lungs.
3. Left atrium transfers oxygenated blood to the right ventricle which sends it to different parts of the body.
4. Right atrium receives deoxygenated blood from different parts of the body while the left ventricle pumps oxygenated blood to different parts of the body.

Study the table below and select the row that has the incorrect information.

The figure shown below represents an activity to prove the requirements for photosynthesis. During this activity, two healthy potted plants were kept in the dark for 72 hours. After 72 hours, KOH is kept in the watch glass in setup X and not in setup Y. Both these setups are airtight and have been kept in light for 6 hours. Then, the Iodine test is performed with one leaf from each of the two plants X and Y.

Which of the following statements shows the correct results of the Iodine test performed on the leaf from plant X and Y respectively?

Opening and closing of stomatal pore depend on:

The figure given below shows a schematic plan of blood circulation in humans with labels (i) to (iv). Identify the correct label with its functions.

In which of the following vertebrate groups, the heart does not pump oxygenated blood to different parts of the body?

The figure shown below represents an activity to prove the requirements for photosynthesis. During this activity, two healthy potted plants were kept in the dark for 72 hours. After 72 hours, KOH is kept in the watch glass in setup X and not in setup Y. Both these setups are airtight and have been kept in light for 6 hours. Then, the Iodine test is performed with one leaf from each of the two plants X and Y.

Which of the following steps can be followed for making the apparatus airtight?

1. Placing the plants on a glass plate
2. Using a suction pump
3. Applying vaseline to seal the bottom of the jar
4. Creating a vacuum

What is the mode of nutrition in fungi?

Look at the diagram below carefully.

Identify the process taking place at Z.

The doctor measured Ravi’s blood pressure and said it is normal now. The range of Ravi’s blood pressure (systolic/diastolic) is likely to be: