During a total solar eclipse the rate of Photosynthesis___________?
During a total solar eclipse the rate of Photosynthesis___________?
A. Increase
B. Decrease
C. Remain Constant
D. None of them
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Which types of waves are used in a night vision apparatus ?
Which types of waves are used in a night vision apparatus ?A. Radio Waves
B. Micro Waves
C. Infrared Waves
D. Magnetic wavesInfrared waves are used in the night vision apparatus such as night vision goggles.
Soap is prepared by boiling caustic soda with ___________?
Soap is prepared by boiling caustic soda with ___________?A. Alcohol
B. Kerosene oil
C. Glycerine
D. FatsThe human eye forms the image of an object at its________?
The human eye forms the image of an object at its________?A. Cornea
B. Pupil
C. Iris
D. RetinaName the animal which can live without water in its entire life?
Name the animal which can live without water in its entire life?A. Desert lizard
B. Camel
C. Kangaroo rat
D. CuttlefishWBCs are also called as _________?
WBCs are also called as _________?A. Leukocytes
B. Lymphocytes
C. Nucleotides
D. ErythrocytesThe color of blood is red due to __________?
The color of blood is red due to __________?A. Haemoglobin
B. Neutrophils
C. Esinophils
D. HematocritHuman blood is red because hemoglobin, which is carried in the blood and functions to transport oxygen, is iron-rich and red in color. Octopuses and horseshoe crabs have blue blood. This is because the protein transporting oxygen in their blood, hemocyanin, is actually blue.