CBSE Important Questions

Science Class X

Q. 53. Name the food component whose digestion produce nitrogenous waste?

Q. 54. Which is the functional unit of kidney?

Q. 55. What is the cup shaped structure of nephron called?

Q. 56. Which materials are selectively reabsorbed by nephron tubule?

Q. 57. What are the two important functions of kidney.

Q. 58. What is the other name of artificial kidney?

MULTIPLE CHOICE QUESTIONS

Q. 1. A key molecule NOT found in a chloroplast is...

  1.  Chlorophyll
  2.  Carbon dioxide
  3.  Water
  4.  Steroids

Q. 2. Photosynthesis is a good example of...

  1.  Catabolism
  2.  Anabolism

Q. 3. Chloroplasts are found in heterotrophic cells.

  1.  True
  2.  False

Q. 4. Which of these choices is NOT in the structure of a chloroplast?

  1.  Granum
  2.  Stroma
  3.  Cristae
  4.  Thylakoid

 Q. 5. Only plants can conduct photosynthesis with chloroplasts.

  1.  True
  2.  False

Q. 6. Chloroplasts convert solar energy into physical energy.

  1. True
  2.  False


Q. 7. There is only one type of chlorophyll found in chloroplasts.

  1. True
  2.  False

Q. 8. Because plants have chloroplasts to generate glucose, they are self-sufficient.

  1. True
  2.  False

Q. 8. A chloroplast is made of cellulose.

  1. True
  2.  False
Submitted By : Mr. Gaurav Mittal