Which of the following is an extinct animal species?
(A) Dodo bird
(B) Crow
(C) Elephant
(D) Tiger
The combination of male and female gametes is called-
(A) pollinating particle
(B) Fertilization
(C) Mukulan
(D) Spore
Which of the following is a bisexual flower?
(A) Papaya
(B) Mecca
(C) Cucumber
(D) Mustard
Waves used in radar systems are an example of which type of wave?
(A) micro waves
(B) infrared waves
(C) infrasonic waves
(D) none of these
Which cells of our body are known as the protectors of the ' protectors of the human body ?
(A) red blood cells
(B) eosinophils
(C) Basophils
(D) White blood cells
Latex is not found in which of the following plants?
(A) Papaya
(B) Banyan
(C) Aak or Madar
(D) Neem
Geodesic satellite studies?
(A) age of the earth
(B) Earth's geological sources
(C) movement of clouds
(D) Earth's size
Which of the following disease is the deadliest?
(A) smallpox
(B) Polio
(C) Malaria
(D) AIDS
Which metal can be easily cut with a knife-
(A) Sodium
(B) Mercury
(C) Copper
(D) Iron
What happens in an oxidation reaction?
(A) Addition of oxygen
(B) Addition of hydrogen
(C) Separation of oxygen
(D) Receiving electrons
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