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1301.

How can disease resistance be incorporated in crops?

Answer»

How can disease resistance be incorporated in crops?


1302.

Match the following related to chromosome number.Column−IColumn−II(i). Egg cell of Apple(a) 12(ii). Meiocyte of Maize(b) 17(iii). Male gamete of Rice(c) 48(iv). PMC of Potato(d) 20

Answer»

Match the following related to chromosome number.


ColumnIColumnII(i). Egg cell of Apple(a) 12(ii). Meiocyte of Maize(b) 17(iii). Male gamete of Rice(c) 48(iv). PMC of Potato(d) 20
1303.

Growth plotted against time give a

Answer»

Growth plotted against time give a



1304.

Study the following Punnett square and identify the genotypes of male and female parents

Answer»

Study the following Punnett square and identify the genotypes of male and female parents





1305.

The nitrogenous waste in the cockroach is mainly excreted as:

Answer»

The nitrogenous waste in the cockroach is mainly excreted as:



1306.

In the given figure of a human tooth. Identify the parts labeled and match them with their relative description and choose the correct option:

Answer»

In the given figure of a human tooth. Identify the parts labeled and match them with their relative description and choose the correct option:




1307.

Competition is most severe between two

Answer»

Competition is most severe between two



1308.

What causes the movement of air in and out of the lungs?

Answer»

What causes the movement of air in and out of the lungs?



1309.

Development of organism through time is:

Answer»

Development of organism through time is:



1310.

Which of the following is called ‘Resurrection plant’?

Answer» Which of the following is called ‘Resurrection plant’?
1311.

Highly evolved plants are grouped together in __________.

Answer»

Highly evolved plants are grouped together in __________.



1312.

Association between Sea Anemone and Hermit crab in gastropod shell is that of

Answer»

Association between Sea Anemone and Hermit crab in gastropod shell is that of



1313.

Which is the first antibody to be produced in primary response?

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Which is the first antibody to be produced in primary response?



1314.

Animals like annelids and arthropods show

Answer» Animals like annelids and arthropods show
1315.

Active immunity is generated by

Answer»

Active immunity is generated by



1316.

Inflammation of joints due to accumulation of uric acid crystals causes______

Answer»

Inflammation of joints due to accumulation of uric acid crystals causes______



1317.

Organisms called Methanogens are most abundant in a:

Answer»

Organisms called Methanogens are most abundant in a:



1318.

______ is a homogametic filamentous green alga.

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______ is a homogametic filamentous green alga.



1319.

Assertion [A]: Platyhelminths are acoelomates.Reason [R]: Platyhelminths develop three primary germ layers during early embryogenesis.

Answer»

Assertion [A]: Platyhelminths are acoelomates.


Reason [R]: Platyhelminths develop three primary germ layers during early embryogenesis.



1320.

Avena curvature test is a bioassay for examining the activity of

Answer»

Avena curvature test is a bioassay for examining the activity of



1321.

A papilionaceous corolla has

Answer»

A papilionaceous corolla has



1322.

Which of the following are effects of tobacco use?

Answer»

Which of the following are effects of tobacco use?



1323.

A species which exhibits territoriality will exhibit which kind of population distribution?

Answer» A species which exhibits territoriality will exhibit which kind of population distribution?

1324.

Regarding assertion and reason, choose the correct option Assertion [A] : Emasculation and bagging are essential in artificial hybridisation Reason [R] : Both the steps are essential to avoid contamination from unwanted pollen

Answer»

Regarding assertion and reason, choose the correct option
Assertion [A] : Emasculation and bagging are essential in artificial hybridisation
Reason [R] : Both the steps are essential to avoid contamination from unwanted pollen

1325.

Genetic constitution of gamete gets decided in ___.

Answer»

Genetic constitution of gamete gets decided in ___.


1326.

Regarding the assertion and reason, select the right option. Assertion [A]: An individual suffering from chicken pox is usually not infected by the same virus for the second time in his/her life. Reason [R]: Memory immune cells trigger immediate and complete secondary response during a second encounter.

Answer»

Regarding the assertion and reason, select the right option.

Assertion [A]: An individual suffering from chicken pox is usually not infected by the same virus for the second time in his/her life.

Reason [R]: Memory immune cells trigger immediate and complete secondary response during a second encounter.


1327.

Triticale is a somatic hybrid formed between

Answer»

Triticale is a somatic hybrid formed between

1328.

Fill in the blanks Broilers are reared on poultry farms exclusively for their__(i)___ and layers are the ones that are reared exclusively for__(ii)___. Cockerels are___(iii)___ male fowls and roosters are ___(iv)_____ male fowls.

Answer»

Fill in the blanks
Broilers are reared on poultry farms exclusively for their__(i)___ and layers are the ones that are reared exclusively for__(ii)___.
Cockerels are___(iii)___ male fowls and roosters are ___(iv)_____ male fowls.

1329.

Deficiency of iron in an adolescent's diet causes a condition called

Answer»

Deficiency of iron in an adolescent's diet causes a condition called


1330.

The capillary epithelium, basement membrane, and podocytes together form the ______. There is a _________ charge fixed on the layers, which repels plasma components.

Answer»

The capillary epithelium, basement membrane, and podocytes together form the ______. There is a _________ charge fixed on the layers, which repels plasma components.