The heartbeat rate of an elephant, a man, and a mouse are 25, 72, and 200 per minute respectively.

(a) What can you infer from this data?

(b) Explain the significance of the difference in heart rates.

Important Questions on Life Processes

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE BIOLOGY For Class X>Chapter 1 - Life Processes>EXERCISE>Q 3

How does the rate of photosynthesis change with the following factors? What happens when we go on increasing each of these factors keeping the others constant:
(a) Light intensity (b) Carbon dioxide concentration (c) Temperature (d) Water content

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE BIOLOGY For Class X>Chapter 1 - Life Processes>EXERCISE>Q 4

Identify a, b, c and d in the following flow chart.

Question Image

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE BIOLOGY For Class X>Chapter 1 - Life Processes>EXERCISE>Q 5

Label the diagram by filling in the terms - Body, lungs, right and left atrium, right and left ventricle.

Question Image

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE BIOLOGY For Class X>Chapter 1 - Life Processes>EXERCISE>Q 6

If you are a urologist and a patient visits you complaining of reddish urine. What would be the possible questions you would ask him to proceed with the diagnosis? What are the possible causes of this condition?

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE BIOLOGY For Class X>Chapter 1 - Life Processes>EXERCISE>Q 1

Which of the following statements about the autotrophs is incorrect?

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE BIOLOGY For Class X>Chapter 1 - Life Processes>EXERCISE>Q 2

In which of the following groups of organisms, food material is broken down outside the body and absorbed?

MEDIUM

10th CBSE