Biology Quiz 1
1 / 50
Excretory system of platyhlminthes consists of___________?
2 / 50
It is one of the convulsive disorders of nerves which are characterized by abrupt transient symptoms of motor, sensory, psychic or autonomic nature________________?
3 / 50
Secretions are products formed within cell on__________?
4 / 50
Normally, in the process of osmosis, the net flow of water molecules into or out of the cell depends upon differences in the ?
5 / 50
Rigor mortis i.e, stiffening of body after death results from__________?
6 / 50
Biological sciences have a set methodology and it is based on ?
7 / 50
The size of smallest virus is______________?
8 / 50
Which of the following are triploblastic and acoelomate?
9 / 50
Aschelminthes is also known as____________?
10 / 50
The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time squence came from the studies by________?
11 / 50
The diffusion of ions along with water also takes place by mass flow system along the ________ path?
12 / 50
Un-separated replica of chromosome is called___________?
13 / 50
Of the following which one is not the characteristic of triploblasts?
14 / 50
Of the following which one is not the characteristic of green algae?
15 / 50
Which one of them is a micro-molecule?
16 / 50
Number of cervical vertebrae is_____________?
17 / 50
How many vertebrae are present in coccyx?
18 / 50
_____________ supported theory of special creation?
19 / 50
Enzymes __________________ the activation energy of a chemical reaction?
20 / 50
Genes will not be found in gene pairs in the_____________?
21 / 50
Intake of liquid material by cell membrane is called___________?
22 / 50
The pressure generated when water enters & inflates plant cells is called ___________ potential?
23 / 50
How many vertebrae are present in lumbar region?
24 / 50
All are functions of hypothalamus, but, _________ ?
25 / 50
The one which causes contraction of wall of the uterus during and after birth?
26 / 50
which of the following gas discovered by Scheele?
27 / 50
The flow of lymph is maintained by__________?
28 / 50
Initial pH of food vacuole during digestion in amoeba is____________?
29 / 50
Which of the statement about cell membrane is not true?
30 / 50
The word which E-Chatton suggested for bacteria and blue green algae was_____________?
31 / 50
Non polar organic molecules are ___________ in water?
32 / 50
Among the following organisms which shows the best adaptations for locomotion?
33 / 50
Control of organisms by using living organisms is called_______?
34 / 50
Epinasty is controlled by_____________?
35 / 50
Which of the follwing is a childhood disease resulting from nutritive Ca2+ deficiency?
36 / 50
Chlorophylls are found embedded in the __________ membranes?
37 / 50
The mechanism of regulation, generally between organism and its environment, of solutes and the gain and the loss of water is called________?
38 / 50
___________ function as multisensory hydraulic valve?
39 / 50
Pulling upward of water and dissolved minerals towards the leaves through the xylem tissue is called__________?
40 / 50
Germ theory of disease has________________postulates?
41 / 50
Artherosclerosis is a major condition leading to__________?
42 / 50
It is the measure of force with which blood pushes up against the walls of blood vessels.
43 / 50
The evaporative cooling in the respiratory tract of dogs is called?
44 / 50
Which of the following help cyanobacteria to locomote?
45 / 50
Protonephridia are present in____________?
46 / 50
Terrestrial animals like kangaroo rat survive even without drinking water since__________?
47 / 50
A group of ribosomes attached to mRNA is known as___________?
48 / 50
The number of alveoli in human lungs is estimated to be around:_________?
49 / 50
Which of the following group represent pathological fungi______________?
50 / 50
The plant dye Henna imparts orangered colour to skin and hairs due to its reaction with which of the following?
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