Di-deoxynucleotide differs from deoxynucleotide in lacking an atom/group of atoms which is :
A. hydrogen
B. hydroxyl group
C. carboxyl group
D. phosphate group
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Match the following. Group – A 1) ‘O’ group 2) AB’ group
Group – A Group – B 1) ‘O’ group D) Universal donors 2) AB’ group A) Universal recipients 3) Myeline sheath B) Axon 4) Land Steiner E) Blood groups 5) Granulocytes C) Eosinophils
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In which of the following characters, a monocot root differs from dicot root?
The correct answer is (B) Large pith
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Who is correct ? Srinu : Elements are made up of atoms. Mohan : Atoms are made up of elements.
Correct option is A) Srinu
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David : By transfer of electrons atoms – can attain octet Dravid : By sharing of electrons atoms – can attain octet
C) Both David and Dravid are correct.
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The combining capacity of atoms of an element with the atoms of other element is called its valency. Based on valency the odd one is
Correct option is C) Helium
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If saliva is lacking the salivary amylase, which of the following process in the buccal cavity will be affected ?
B) Breakdown of starch into sugars
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State the trends in the following properties of group 1 and group 2 elements down a group.
Sr. no. Property Down a group i Atomic radii Increases ii Ionic radii Increases iii Ionization enthalpy Decreases iv Electronegativity Decreases v Standard reduction potential Decreases
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What do we call those particles which are formed : (a) by the gain of electrons by atoms ? (b) by the loss of electrons by atoms ?
Correct Answer - (a) Anions , (b) Cations
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Assertion(A)- Food fortification is done by adding the nutrient that is lacking in the food stuffs to
b. Both A and R are true but R is not the correct explanation.
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Which of the following statement is not true to explain that first member in a group differs in many respects from other members of its group ?
Correct Answer - D See Comprehensive Review.
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