Question 3 :
During binary fission in Amoeba which of the following organelles is duplicated?
Question 4 :
The motile reproductive structures of algae and fungi, which directly give rise to new individuals are called<br>
Question 10 :
The production of offsprings by sexual or asexual process is called as
Question 11 :
The process of formation of one or more outgrowths from an individual is known as?
Question 13 :
Which of these organisms reproduce in the same way as yeast?
Question 14 :
The process of development of organism like itself is called as<br/>
Question 17 :
The process of propagation of new individual from the existing one is called as
Question 20 :
The process of production of closely resembled young one is called as
Question 25 :
The uniparental reproduction is called _______ reproduction while biparental reproduction is termed _________ reproduction. Higher organisms mostly show ________ reproduction.
Question 32 :
Which of the following options correctly identities artificial and natural methods of vegetative propagation?
Question 33 :
Basidiospores, Ascospores, Germspores, Meiospores are products of ______ whereas sporangiospores, conidiospore, zoospores are products of _____
Question 38 :
The gemmule formation is the form of asexual reproduction in class................... of porifera.
Question 39 :
Yeast under anaerobic conditions are cultured in a flask of nutrient broth. The yeast that are most fit are those that<br/>
Question 45 :
During favourable conditions, the most common mode of multiplication in <i>Chlamydomonas</i> is by producing
Question 46 :
Read the assertion and reason carefully to mark the correct option out of the options given below:<br/><b>A.</b> Rhizomes, tubers, and corms are excellent methods of sexual reproduction.<br/><b>R.</b> Allogamy is the transfer of pollen from the anther of one flower to stigma of another flower.<br/>
Question 49 :
State whether the following statements are true or false.<br>Aclone is a group of genetically identical individuals developed as a result ofsexual, reproduction.
Question 51 :
In the list of organisms given below, those that are reproduce by the asexual methods are<br/>
Question 54 :
Among the following which one is NOT a method of vegetative propagation.
Question 56 :
Organisms such as .......... can regenerate if they are broken into pieces.<br>
Question 64 :
Match the columns and find the correct option.<table class="wysiwyg-table"><tbody><tr><td></td><td>I</td><td></td><td>II</td></tr><tr><td>(i)</td><td>Dahlia</td><td>(a)</td><td>Eyes</td></tr><tr><td>(ii)</td><td> 	 	 	 	 <p><i>Solanum tubersoum</i></p> </td><td>(b)</td><td>Runner</td></tr><tr><td>(iii)</td><td>Begonia</td><td>(c)</td><td>Fasciculated tuberous roots</td></tr><tr><td>(iv)</td><td> <i>Cynodon</i> </td><td>(d)</td><td>Epiphyllous buds</td></tr></tbody></table>
Question 68 :
Which reproductive adaptation is characteristicof most terrestrial vertebrates but not of mostaquatic vertebrates?
Question 70 :
Which of the following cell type is capable of giving rise to other cell types in sponges?
Question 76 :
Development of animal embryo from egg without fertilization is called as<br/>
Question 77 :
Amoeba is called immortal because it does not undergo natural death.
Question 79 :
Which of the following mostly shows the sexual dimorphism?<span id="_wysihtml5-undo" class="_wysihtml5-temp">
Question 80 :
What observation can be made by viewing the slides under the microscope on binary fission in Amoeba and budding in yeast?
Question 81 :
Select the correct statements for the process of budding in yeast:<br/>I. A bud arises from a particular region on a parent body.<br/>II. A parent cell divides into two daughter cells, here the parental identity is lost.<br/>III. Before detaching from the parent body a bud may form another bud.<br/>IV. A bud when detaches from the parent body grows into a new individual.
Question 82 :
Match the items in column I with column II and choose the correct option.<br/><table class="wysiwyg-table"><tbody><tr><td></td><td><b>Column I</b></td><td></td><td><b>Column II</b></td></tr><tr><td>A.</td><td>Binary fission</td><td>1.</td><td>Algae</td></tr><tr><td>B.</td><td>Zoospore</td><td>2.</td><td>Amoeba</td></tr><tr><td>C.</td><td>Conidium</td><td>3.</td><td>Hydra</td></tr><tr><td>D.</td><td>Budding</td><td>4.</td><td>Penicillium</td></tr><tr><td>E.</td><td>Gemmules</td><td>5.</td><td>Sponge</td></tr></tbody></table>
Question 87 :
When you study a slide showing different stages of budding in yeast, youobserve the following stages :<br>I. The bud may get separated from the parent body and develop intoa new individual.<br>II. The body of the bud develops and gives rise to another baby bud.<br>III. A bud comes out in any direction from the body of the parent cell.<br>IV. Thus they may form a colony.<br>The proper sequence of the above stages is
Question 88 :
An aphid has two modes of reproduction; sexual, when food is sufficient and .............., when there is scarcity of food and uncrowded.
Question 89 :
Match list -I with list II and select the correct answer from the code given below this lists.<br><table class="wysiwyg-table"><tbody><tr><td></td><td><b>List I</b></td><td></td><td><b>List II</b></td></tr><tr><td>A</td><td>Neoteny</td><td>I</td><td>Axolotl larva</td></tr><tr><td>B</td><td>Parthenogenesis</td><td>II</td><td>Dragon fly</td></tr><tr><td>C</td><td>Retrogressive metamorphosis</td><td>III</td><td>Honey bee</td></tr><tr><td>D</td><td>Incomplete metamorphosis</td><td>IV</td><td>Ascidian larva</td></tr></tbody></table>
Question 90 :
Read the assertion (A) and reason (R) carefully to mark the correct option out of the options given below:<b><br>A</b>. There are some plants which have in their life-cycles neither the process of fertilization nor they have meiosis.<br><b>R</b>. In these plants, the vegetative or somatic plant body helps in the propagation of the plant.
Question 93 :
Megha and Farheen were performing an experiment on plant reproduction. They both placed a potatoin the soil and observed the changes after few days. Which of the following will they observe?
Question 94 :
What will be the population size with in $48$ hours, if paramecium undergoes $4$ binary fissions in a day?
Question 99 :
The mammal whose testis come into scrotal sacs only during breeding time is