Which of the following are uricotelic animals?
Rohu and frog
Camel and frog
Lizard and crow
Earthworm and eagle
The vitamin nicotinamicle can be synthesized in our body from
tyrosine
tryptophan
valine
phenylalanine
Assertion : Study of biology requires basic knowledge of chemistry and physics.
Reason : Living organisms are made up of atoms and molecules which follow chemical and physical laws.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both the assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both the assertion and reason are false.
Assertion : Living organisms are regarded as closed systems.
Reason : Energy of living organisms cannot be lost or gained from the environment.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both the assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both the assertion and reason are false.
Assertion : Death is regarded as the most important regulatory process on earth.
Reason : It avoids overcrowding, caused continuous reproduction.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both the assertion and reason are true but reason is not the correct explanation of assertion
If assertion is true but reason is false
If both the assertion and reason are false
Assertion: WBCs accumulate at the site of wounds by diapedesis.
Reason : It is the squeezing of leucocytes from
the endothelium.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both the assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both the assertion and reason are false.
Assertion: Specialization ofcells is advantageous for the organism.
Reason : It increases the operational efficiency of an organism.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both the assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both the assertion and reason are false.
Assertion : The imbalance in the concentration of Na+, K+ and proteins generates the resting potential.
Reason : To maintain the unequal distribution of Na+ and K+, the neurons use electrical energy.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both the assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both the assertion and reason are false.
C.
If assertion is true but reason is false.
To maintain the unequal distribution of Na+ and K+ ion, the neuron uses chemical energy in the form of ATP to actively transport Na+ ion out of the cell and move K+ inside the cell.
Assertion : The regulation of RBC production is accompanied by the kidneys.
Reason : Erythropoietin hormone circulates to the red bone marrow, where it increases stem cell mitosis and speeds up the development of RBCs.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both the assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both the assertion and reason are false.