Which of the following respiratory substrate requires the highest number of O2 molecules for its complete oxidation

1.  Tripalmitin

2.  Triolein

3.  Tartaric acid

4.  Oleic acid

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4
Correct Answer :

Triolein


Explanation :
No Explanation available for this question

Identify two physiological processes induced by two different phytohormones having a common precursor which is formed due to the catalytic activity of pyruvic dehydrogenase complex (I) More female flowers in cucumber (II) α-amylase production in barley grain (III) Acceleration of fruit ripening in tomato (IV) Delay in sprouting of potato tubers The correct combination is

1.  I, II

2.  I, III

3.  II, IV

4.  III, IV

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4
Correct Answer :

II, IV


Explanation :
No Explanation available for this question

Identify the palindromic sequence in the following

1.  GAATTC/GAATTC

2.  GAATTC/CTTUUG

3.  GAATTC/CUUAAG

4.  GAATTC/CTTAAG

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4
Correct Answer :

GAATTC/CTTAAG


Explanation :
No Explanation available for this question

The characteristics of a molecular probe are (I) Very long molecule(II) Double stranded(III) DNA or RNA(IV) Complementary to a part of desired gene

1.  I, II

2.  II, III

3.  III, IV

4.  IV, I

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4
Correct Answer :

III, IV


Explanation :
No Explanation available for this question

Assertion (A) : Somoclonal variations may be present in plants produced from callus. Reason (R) : Somoclonal variations are caused due to recombination during meiosis. The correct answer is

1.  Both A and R are true and R is the correct explanation of A

2.  Both A and R are true, but R is not the correct explanation of A

3.  A is true,but R is false

4.  A is false,but R is true

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4
Correct Answer :

A is true,but R is false


Explanation :
No Explanation available for this question

Which one of the following families shows both freedom and fusion info successive whorls of the flower fro exterior in different members

1.  Malvacae

2.  Solanaceae

3.  Asteraceae

4.  Liliaceae

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4
Correct Answer :

Liliaceae


Explanation :
No Explanation available for this question

The parthenospores of Rhizopus are

1.  Uninulceate

2.  Binucleate

3.  Trinucleate

4.  Multinucleate

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4
Correct Answer :

Multinucleate


Explanation :
No Explanation available for this question

Assertion (A): Both apospory a apogamy are observed in Pteris Reason (R): They are evident by production of haploid sporophyte apospory and diploid gametophyte apogamy  The correct answer is

1.  A and R are true and R is the correct explanation of A

2.  A and R are true but R is not correct explanation of A

3.  A is true but R is false

4.  A is false but R s true

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4
Correct Answer :

A is true but R is false


Explanation :
No Explanation available for this question

Study the following and identify the characters found in both Cycas a Pteris. (I) Formation of motile malegametes (II) Formation of haploid endosperm (III) Formation of sporophyte direction from gametophyte without gametic union (IV) Formation of archegonia female gametophyte The correct pair is

1.  I and IV

2.  I and III

3.  II and IV

4.  III and IV

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4
Correct Answer :

I and IV


Explanation :
No Explanation available for this question

Which of the following are correct to describe viruses (I) Simple and unicellular organisms (II) Contain DNA or RNA and enclosed by protein coat (III) Possess own metabolic systems and respond to stimuli (IV) Maintain genetic continuity and undergo mutations The correct combination is

1.  I and II

2.  II and IV

3.  II and III

4.  I and III

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4
Correct Answer :

II and IV


Explanation :
No Explanation available for this question
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