Biology -Important One Liners For Competitive Exams

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1-The vitamin required for coagulation of blood is Vitamin K

2-Method of respiration in Amoeba is diffusion.

3-The most poisonous of all waste products of metabolism is ammonia.

4-The finger like projections which increases the surface area in small intestine is called Villi.

5-A point of contact between two neurons is Synapse.

6-The food synthesized by the plant is stored as Carbohydrates.

7-Lenticels are the respiratory organs existing in woody part of plant.

8-The organisms that are in the top tropic level of the food chain are tertiary consumers.

9-The largest artery is aorta.

10-The storage capacity of urinary bladder is 300-800 ml

11-Bamboo is actually a type of grass.

12-Number of heart beats per minute in man is 72 times.

13-Sphincter that helps in opening of stomach into duodenum is pyloric

14- Sustainable development means development without damaging

15-The region in brain portion that controls hunger signals is diencephalon

16-The end product of dark reaction is C6H12O6

17-Under control of autonomous nervous system causes peristalsis

18- Bile is the digestive juice that does not contain enzyme

19-Leaf movement in mimosa helps to protect from grazers

20-Number of pairs of chromosomes in human beings are 23

21-Indole acetic acid is Auxin

22-virus is made up of a core of genetic material, either DNA or RNA, surrounded by a protective coat called a capsid which is made up of protein.

23-On March 26, 1953, American medical researcher Dr. Jonas Salk announces on a national radio show that he has successfully tested a vaccine against poliomyelitis, the virus that causes the crippling disease of polio.

24-Proteins are made up of smaller building blocks called amino acids, joined together in chains.

25-Vitamin C helps the body make collagen and is essential to wound healing because it helps the body form new tissue.

26-Edward Jenner, 17 May 1749 – 26 January 1823) was an English physician and scientist who was the pioneer of smallpox vaccine, the world’s first vaccine.

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