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Biology

Which among the given groups of organisms digest their food before it actually enters the organism

Which of the following organelle is known as the Power House of the cell?

Blood does not coagulate inside the body due to the presence of

Identify chemical name of vitamin C?

One day you wake with a sore throat and a runny nose. Your doctor takes a swab from your throat, sends it to a lab, and telephones you the next day to say that antibiotic will not help you get better. Which of the following is the most likely reason for the doctors statement?

The average life span of red blood corpuscles is about

The smallest blood vessels which are one-cell thick, are called _

Which among the given groups of organisms reproduce faster

Which of the following organisms fix nitrogen in aquatic ecosystems?

Blood fails to clot white flowing in the blood vessel as of the presence of

If a freshwater plant is put in sea water, its cells will

The basic structural & functional unit of living organisms is

The smallest flowering plant is

Which among the given has a life span of only one day?

Which of the following part becomes modified as the tusk of elephant-

Blood group AB has

If a healthy freshwater fish is placed in salt water, what will be the expected consequence -

One of the best solutions to get rid of non-biodegradable wastes is

The best conductor of heat among the following is

The smallest known prokaryotic organism is

Which among the given has no blood, but respires -

Which of the following part of brain is also known as little brain -

Blood group which have no antibodies

If a live earthworm is pricked with a needle on its outer surface without damaging its gut, the fluid that comes out is

One of the following excretes uric acid as its excretory product

The big amount of sugar present in human blood is

The smallest living cell is that of a

Which among the given have maximum calorific value?

Which of the following part of human body is 1st highly affected by nuclear radiation -

Blood group which have no antigen

If a mouse of over eight times its normal size has been produced by introducing the human growth hormone gene, the technique involved is called

One of the following is most suitable for study of mutations

The biofertilizer used or the paddy crops is

The smallest size of a cell that can be seen with naked eye is :

Which among the given helps in the clotting of blood?

Which of the following part of human body is affected by the ALZHEIMERS disease -

Blood groups were discovered by

If in a child secretion from the anterior lobe of pituitary gland is more than normal, the child will be suffering from

One of the following is not a function of bones

The biogenetic law was proposed by

Which among the given hormones is released in excess quantity during excitement -

Which of the following part of the nervous system controls the activities of internal organs -

Blood haemoglobin has high affinity for

If the blood group of one parent is AB & that of the other O, the possible blood group of their child would be

The biological decomposition of organic substances in wastes under controlled conditions known as

The sons of a colour blind woman are always colourblind but not the daughters because :

Which among the given human genetic disorders is sex-linked

Which of the following pathogen type cause disease that can be treated with antibiotics

Blood is a:

If the length of a simple pendulum is halved then its period of oscillation is