Biology Quiz 15
1 / 50
Stomata cover only ______________ of leaf surface?
2 / 50
Smallest disease causing agents in plants are ?
3 / 50
Bacteria which grow either in the presence or absence of oxygen___________?
4 / 50
Which are the four most abundant elements in living cells ?
5 / 50
Which of the following structure is not present in all the bacteria_____________?
6 / 50
__________ are believed to have common origin with annelids.
7 / 50
If bile pigments are prevented from leaving digestive tract, then they cause_____________?
8 / 50
Centrioles are composed of ________ triplets of microtubules.
9 / 50
Stomatal transpiration is __________ of total transpiration
10 / 50
Examples of Epigeal germination include _________ ?
11 / 50
Which organisms are sometimes called the ? pastures of the sea??
12 / 50
Which treatment is instituted in a cancerous patient?
13 / 50
Tibia is a bone found in the ____________?
14 / 50
which of the following is called protein synthesizing machine?
15 / 50
All of the following veins carry deoxygenated blood except
16 / 50
Which of the following is an autosomal disorder______________?
17 / 50
The light microscope can make the object_________times bigger?
18 / 50
Immunization by vaccination was ?rst introduced by?
19 / 50
Which one is not found in fatty acids in acylglycerols____________?
20 / 50
Gibberellins may be substituted for ___________ light, therefore promote flowering in long day plants?
21 / 50
Lactometer?is?used?for__________?
22 / 50
Which among the following is an Autotroph _________ ?
23 / 50
In lysogenic cycle the process of spearation of phage DNA from the hosts chromosome and initiation of lytic cycle is called______________?
24 / 50
An enzyme which converts a dipeptide into separate amino acids is an example of__________?
25 / 50
All of the following are true for Platyhelminthes except____________?
26 / 50
Which one of the following vitamin is known as the ?anti- Sterile? factor?
27 / 50
Which one of these structures involved in replication of bacterial dna?
28 / 50
Which of the following cells are involved in soft callus formation?
29 / 50
Stamens are not usually pendulous in plants pollinated by __________ ?
30 / 50
Oil body is found in the cells of___________?
31 / 50
During the process of cell division which of the following divides first?
32 / 50
Protein subunits of capsid is called the capsomeres is a characteristic of each virus. Their number in Herpes virus is__________?
33 / 50
Fatty acids containing 18 C atoms and a single double bond is____________?
34 / 50
Kranz anatomy is a characteristic feature of_________?
35 / 50
four daughter cells are given to rise during the process of____________?
36 / 50
The body of ________ is not made of cell.
37 / 50
Of the following, which one has more variety of nutrition________________?
38 / 50
Stimulus for CCK hormone is___________?
39 / 50
Which structural organization is most common in globular proteins____________?
40 / 50
Gaseous exchange in birds occurs at level of_______________?
41 / 50
Normal body temperature in mamals like human beings is____________?
42 / 50
Special enzymes are released during necrosis from __________ ?
43 / 50
Vascular Cambium initially appears as actively dividing cells between_________________?
44 / 50
Gibberellins is an example of_________________?
45 / 50
Co-enzyme is often formed from ?
46 / 50
The first eukarotes appeared about __________ years ago?
47 / 50
Who discovered the bacteria causing tuberculosis and also developed various techniques of media preparation and maintenance of pure culture_____________?
48 / 50
Solanum tuberosum is a scientific name of___________?
49 / 50
Nervous system of nematods consists of?
50 / 50
It is possible to date the rocks by comparing the amount of specific radioactive isotopes they contain. Which of the statement is correct in this respect?
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