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251.

Despite the differences in similarities between the 3 subcategories of bryophytes, they are still grouped together based on ________.

Answer»

Despite the differences in similarities between the 3 subcategories of bryophytes, they are still grouped together based on ________.


252.

71 What is the structure of isooctane

Answer» 71 What is the structure of isooctane
253.

Which of the following is not a type of epithelial cell?

Answer» Which of the following is not a type of epithelial cell?
254.

The amino acid in a tRNA corresponds to its anticodon or correspond to the nucleotides of coding mRNA ?

Answer» The amino acid in a tRNA corresponds to its anticodon or correspond to the nucleotides of coding mRNA ?
255.

The term 'systematics' refers to (a) identification and study of organ systems (b) identification and preservation of plants and animals (c) diversity of kinds of organisms and their classification

Answer»

The term 'systematics' refers to

(a) identification and study of organ systems

(b) identification and preservation of plants and animals

(c) diversity of kinds of organisms and their classification

256.

The threatened category of species with a sizeable population among the following is

Answer» The threatened category of species with a sizeable population among the following is
257.

Heroin is

Answer»

Heroin is


258.

Elimination of urine is required for maintaining homeostasis of body fluids through regulation of their

Answer» Elimination of urine is required for maintaining homeostasis of body fluids through regulation of their
259.

Persons living at high altitudes will have

Answer»

Persons living at high altitudes will have


260.

Write a note on the economic importance of algae and gymnosperms.

Answer»

Write a note on the economic importance of algae and gymnosperms.

261.

If you are provided with root tips of onion in your class and are asked to count the chromosome, which of the following stage can you most conveniently look into?

Answer» If you are provided with root tips of onion in your class and are asked to count the chromosome, which of the following stage can you most conveniently look into?
262.

75 How many nucleons are present in 18 ml of h20

Answer» 75 How many nucleons are present in 18 ml of h20
263.

Connecting link between glycolysis and Krebs cycle is

Answer»

Connecting link between glycolysis and Krebs cycle is


264.

Difference between prosthetic cancer and BPH?

Answer» Difference between prosthetic cancer and BPH?
265.

We generally take only one plasmid DNA and make it recombinant. Then what is the need of selectable marker

Answer» We generally take only one plasmid DNA and make it recombinant. Then what is the need of selectable marker
266.

What is ada deficiency ? Suggest any one treatment .

Answer» What is ada deficiency ? Suggest any one treatment .
267.

Difference between genetic isolation and reproductive isolation.

Answer» Difference between genetic isolation and reproductive isolation.
268.

What makes meristematic tissue unique?

Answer»

What makes meristematic tissue unique?



269.

When the pollen tube enters into the embryo sac, pollen tube has:

Answer»

When the pollen tube enters into the embryo sac, pollen tube has:


270.

Which of the following are the criteria for an essential element?

Answer»

Which of the following are the criteria for an essential element?



271.

Q1)Structure of polytert butylen

Answer» Q1)Structure of polytert butylen
272.

In calcium fluoride having the Chloride structure the coordination number for calcium iron and fluoride are

Answer» In calcium fluoride having the Chloride structure the coordination number for calcium iron and fluoride are
273.

In an experiment, DNA was found to have 31% adenine and 19% guanine. The quantity of cytosine would have been ___________.

Answer»

In an experiment, DNA was found to have 31% adenine and 19% guanine. The quantity of cytosine would have been ___________.

274.

What are plant hormones?

Answer» What are plant hormones?
275.

Define pluripotency.

Answer» Define pluripotency.
276.

13.What is meant by impulse

Answer» 13.What is meant by impulse
277.

What is reproductive isolation and sympatric population?

Answer» What is reproductive isolation and sympatric population?
278.

68.Evaluate the following: log 98 to the base 7-log 2 to the base 7

Answer» 68.Evaluate the following: log 98 to the base 7-log 2 to the base 7
279.

Which of the following pairs of geographical areas shows maximum biodiversity in India?

Answer»

Which of the following pairs of geographical areas shows maximum biodiversity in India?



280.

What is actually Morgan's unit?

Answer» What is actually Morgan's unit?
281.

Does endothecium absorb or loose water during dehiscence of anther?

Answer»

Does endothecium absorb or loose water during dehiscence of anther?

282.

While experimentation, why do you think it is difficult to assign any effect seen to any single hormone?

Answer»

While experimentation, why do you think it is difficult to assign any effect seen to any single hormone?

283.

Arrange the events of embryo formation sequentially and choose the correct option : I. Blastocyst II. Mature embryo III. Morula IV. Zygotic cleavage V. Blastomere

Answer»

Arrange the events of embryo formation
sequentially and choose the correct option :
I. Blastocyst II. Mature embryo
III. Morula IV. Zygotic cleavage
V. Blastomere

284.

Stalked sex organs are found in

Answer»

Stalked sex organs are found in



285.

Q97. India’s seed vault is situated at:

Answer»

Q97. India’s seed vault is situated at:


286.

The mixture of dihydrogen and dioxygen at 1 bar pressure contains 20% by weight of dihydrogen calculate the partial pressure of dihydrogen

Answer» The mixture of dihydrogen and dioxygen at 1 bar pressure contains 20% by weight of dihydrogen calculate the partial pressure of dihydrogen
287.

39.Species in which octet rule is valid nh3, bf4-,h2o, ch3with an radicle

Answer» 39.Species in which octet rule is valid nh3, bf4-,h2o, ch3with an radicle
288.

What are the methods and procedures to calculate the oxidation number? Find oxidation number of:- 1. MnO_4^- 2. Cr_2O_7^{2-} 3. 2S_2O_3^{2-

Answer» What are the methods and procedures to calculate the oxidation number? Find oxidation number of:- 1. MnO_4^- 2. Cr_2O_7^{2-} 3. 2S_2O_3^{2-
289.

Does the atmospheric pressure play a major role in the process of diffusion or not ?

Answer» Does the atmospheric pressure play a major role in the process of diffusion or not ?
290.

Given are cyclohexanol (I), acetic acid (II), 2, 4, 6 - trinitrophenol (III) and phenol (IV). In these, the order of decreasing acidic character will be

Answer»

Given are cyclohexanol (I), acetic acid (II), 2, 4, 6 - trinitrophenol (III) and phenol (IV). In these, the order of decreasing acidic character will be


291.

To identify the gene of interest in the gel matrix DNA __ are used.

Answer» To identify the gene of interest in the gel matrix DNA __ are used.
292.

Which of the following is an incorrect criterion for essentiality of an element?

Answer»

Which of the following is an incorrect criterion for essentiality of an element?



293.

14. he half life of a substance in a certain enzyme catalysed first order reaction is 138s. The time required for the concentration of the substance to fall from 1.28 mg/L to 0.04mg/L 1) 276 s 2) 414 s 3) 552 s 4) 690 s

Answer» 14. he half life of a substance in a certain enzyme catalysed first order reaction is 138s. The time required for the concentration of the substance to fall from 1.28 mg/L to 0.04mg/L 1) 276 s 2) 414 s 3) 552 s 4) 690 s
294.

What is the size of THYMUS GLAND ON BIRTH AND PUBERTY AND IN OLD AGE.

Answer» What is the size of THYMUS GLAND ON BIRTH AND PUBERTY AND IN OLD AGE.
295.

A peptide bond is formed between which amino acids?

Answer»

A peptide bond is formed between which amino acids?


296.

31 Given a3=15, S10=125 Find d and a10

Answer» 31 Given a3=15, S10=125 Find d and a10
297.

In female frog, ureters open into:

Answer»

In female frog, ureters open into:


298.

Question 39Match items of column A with items of column BColumn AColumn B(a) Pore bearing animals(A) Arthropoda(b)Diploblastic (B)Coelenterata(c)Metameric segmentation(C)Porifera(d)Jointed~legs(D)Echinodermata(e)Soft bodied animals(E)Mollusca(f)Spiny~skinned~animals(F)Annelida

Answer»

Question 39

Match items of column A with items of column B



Column AColumn B(a) Pore bearing animals(A) Arthropoda(b)Diploblastic (B)Coelenterata(c)Metameric segmentation(C)Porifera(d)Jointed~legs(D)Echinodermata(e)Soft bodied animals(E)Mollusca(f)Spiny~skinned~animals(F)Annelida



299.

Glycogen is a polymer of:

Answer»

Glycogen is a polymer of:



300.

difference between compression and crest

Answer» difference between compression and crest