Red color of tomato is due to___________?

Related Mcqs:

1. The _______ test is a color perception test for red-green color deficiencies.

   A. Hemiplegia
   B. Ishihara
   C. Lalopathy
   D. None of the above

   Submitted by: Naveed Tahir

2. The color of blood is red due to __________?

   A. Haemoglobin
   B. Neutrophils
   C. Esinophils
   D. Hematocrit

   Submitted by: Ahmar Baloch

3. Which one of the following sets of color combinations is added in color vision in TV’?

   A. Red, green and blue
   B. Orange, back and violet
   C. White. red and yellow
   D. Yellow, green and blue

4. If the green leaves are placed under red light, their color will become________?

   A. Green
   B. Black
   C. Red
   D. Blue

   Submitted by: Syed Rameez ul Hassan

5. What pigment is responsible for the red color inside a watermelon?

   A. Chlorophyll
   B. Beta-carotene
   C. Lycopene
   D. Anthocyanin

   Submitted by: Areesha Khan

6. The increasing vapor pressure caused by heating a liquid is due to___________?

   A. increase inter-molecular interactions
   B. increasing potential energy of molecules
   C. increasing kinetic energy of molecules
   D. decreasing surface tension

   Submitted by: Mansoor Ul Haque

7. Percentage of water in a tomato is__________?

   A. 94%
   B. 90%
   C. 47%
   D. None of these

   Submitted by: Rida

8. The beautiful color patterns exhibited by a peacock in its tail feathers are due to ?

   A. Selective absorption of light
   B. Selective re ection of light
   C. Sinterference of light
   D. Natural colour pattern of feathers

9. The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from____________ ?

   A. Ionosphere
   B. Troposphere
   C. Mesosphere
   D. Stratosphere
   E. None of these

10. 1 BTU(British thermal unit) is equal to___________?

    A. 955 joules
    B. 990 joules
    C. 1055 joules
    D. 1211 joules

    Submitted by: Farjan Ahmed Soomro