Question 2 :
Which of the following parts of the flowering plants is haploid?<br/>1) Ovary&#160;2) Pollen&#160;3) Egg&#160;4) Anther&#160;5) Zygote

Question 5 :
The placentation in a multilocular ovary with ovules borne over the entire inner surface is called as

Question 6 :
On the basis of flowers and inflorescence the most advanced family in angiosperms is

Question 13 :
Choose the correct answer from the four options given below.<br/>A single highly coiled tube where sperms are stored, gets concentrated and mature is known as

Question 15 :
The sperm produces substance of enzymatic nature of sperm lysine. In mammals, it is called<br>

Question 16 :
The combined length of seminiferous tubules of man is about .............. meters.

Question 18 :
The sperms undergo physiological maturation, acquiring increased motility and fertilising capacity in?

Question 19 :
Choose the correct answer among the alternatives given :<br>Whatis the work of copper-T?

Question 21 :
Which&#160;of the following is the most widely accepted method of contraception in India&#160;at present?

Question 22 :
Choose the correct answer among the alternatives given :<br>Reproductivehealth in society can be improved by;<br>(I)Introduction of sex education in schools<br>(II)Increased medical assistance<br>(III)Awareness about contraception and STDs<br>(IV)Equal opportunities to male and female child<br>(V)Encouraging myths and misconceptions<br>

Question 23 :
According to the Census Report 2011, India's population grew between 2001-2011, at annual average rate of __________.

Question 27 :
Assertion: Sex education in schools is not necessary. Reason: Sex education may increase certain myths and conceptions in the students.

Question 28 :
<i></i><i></i>The experimental system used in studies of the discovery ofreplication of DNA has been<br>

Question 32 :
The experimental proof for semiconservative replication of DNA was first shown in a

Question 34 :
Nobel Prize to A. Kornberg and S. Ochoa was given for

Question 36 :
Choose the correct answer from the alternatives given :<br>Whichof the following phenomena was experimentally proved by Meselson and Stahl?

Question 37 :
F$_1$ generation of a cross between a red flowered plant and a white flowered plant predominantly consisted of red flowered plants indicating red flower trait is

Question 39 :
For the alleles $A,B,C,D$ where, $A=B&gt;C=D$ the number of phenotypes obtained will be

Question 42 :
<p>A cross in which an organism showing a dominant phenotype (genotype unknown) is crossed with the recessive parent in order to know its genotype is called as &#160;<br/></p>

Question 43 :
Grain colour of wheat is determined by three pairs of polygenes. What proportion of F$_2$ progeny will resemble either parents following a cross of AABBCC (dark colour) with aabbcc (light colour)?

Question 44 :
The presence of recessive part in a large populationis found to be 16%. The frequency of dominantallele in that population is

Question 45 :
Assertion: A gamete may carry either of the alleles but not both. Reason: This is Mendel's second law or law of independent assortment.