When the earth was formed it had an atmosphere with
Hydrogen, Oxygen and Nitrogen
Water Vapour, Hydrogen and Oxygen
Oxygen, Carbondioxide and Nitrogen
Water Vapour, Ammonia and Methane
Also checkout these categories
Phylum - Mollusca MCQ Rearrangement Set 9 MCQ Rotational Motion MCQ Civil Engineering MCQ Construction Planning and Management MCQ Root Problem MCQ Operating System MCQ Histology MCQ Miscellaneous MCQ Digestive System MCQ Change of State MCQ Current Affairs July 2017 MCQ
- Which of the following organelles is known as the 'power House' of the cell?
- What do you mean by lentic biota?
- The pH of normal urine of man ranges from
- The term 'Fauna' means
- Green plants synthesise carbohydrates by the
- A child goes on vomiting profusely and develops symptoms of diarrhoea. Chances are that in the child's…
- The enzyme that is necessary to bring about clotting of blood is
- The acid that is secreted in the stomach is
- Which of the following plays an important part in photosynthesis?
- Which among the following is not a degenerative disease?
- Leaves Call off branches In the winter because of
- Antisnake venom is prepared by
- The natural defence of our body against foreign germs is formed by
- The saliva contains an enzyme called
- Which among the following is a communicable disease?
- The study of ecology with pyramids was invented by
- Which one of the endocrine glands disappears after puberty?
- A person with a blood group ____ is considered to be an universal donor.
- In case of a heart attack a hormone is injected as an emergency measure. Which one is it?
- Best growth of plants is attained if they are supplied with
- Which of the following diseases is not caused by a virus?
- Necrosis is a symptom which is recognised by
- Loss of blood is minimized due to blood
- The smallest size of a cell which can be seen directly by the eye is
- Vessels proceeding to the heart are
- Which among the following is a Cast growing tree?
- The blood of cockroach shows the following characteristics except one. Mark it.
- Which among the following may carry rabies?
- Diabetes is a disease which is
- Whale reproduces by