Biology Quiz 6
1 / 50
Chemically auxins are____________?
2 / 50
On which of the following component of chloroplast chlorophyll is arranged?
3 / 50
How many milky teeth or primary teeth does a human have?
4 / 50
Single circuit heart is found in_________?
5 / 50
Spores in sporangia are produced by process?
6 / 50
All of the following contain cartilage except:___________?
7 / 50
Which of the following occurs in anaerobic respiration but not in aerobic respiration?
8 / 50
The point at which there is no net exchange of gases between leaves and atmosphere is known as_____________?
9 / 50
Members of one species inhabiting the same are form__________?
10 / 50
Communities are ________ collection of organisms?
11 / 50
Which of the following polysaccharide is called animal starch_________________?
12 / 50
Which of the following is most constant abiotic component of ecosystem___________?
13 / 50
The one which is present in all aerobic species is _________?
14 / 50
Among the following which one is a diploblastic organism?
15 / 50
The only group of algae having no flagellated motile cells at any stage is___________?
16 / 50
Which of the following statement about an arthropod exoskeleton is incorrect?
17 / 50
?lubb? sound is produced due to___________________?
18 / 50
Brown fat present in certain mammals is specialized in___________?
19 / 50
Secretin inhibits production of__________________?
20 / 50
In all arthropods,the body is covered with a chittinous cuticle which is secreted by the____________?
21 / 50
Two or more populations of different species living and interacting in the same area form
22 / 50
Which of the protozoa has a striking resemblance to collar cells in sponges_____________?
23 / 50
Cotton, wool, silk are examples of ____________ ?
24 / 50
Vocal cords are stretched across_______?
25 / 50
Scurvy and beri ? beri and caused by the deficiency of___________?
26 / 50
Deoxygenated blood first enters in _________ part in fishes?
27 / 50
Ingestion of bacteria by certain type of cells is termed as ________ ?
28 / 50
Each turn of DNA contain ____________ nitrogenous base pairs?
29 / 50
Ultra Microscopic viruses are the main cause of__________?
30 / 50
Out of 92 naturally occurring chemical elements how many are considered as bio-elements?
31 / 50
A pressure created by active secretion of salts and other solutes from other cells into xylem sap is called___________?
32 / 50
Specific heat of vaporization of water is_______________?
33 / 50
Exceptionally the positive hydrostatic pressure generated by root pressure is about___________?
34 / 50
Which of the following statement is incorrect regarding the locomotion in Euglena?
35 / 50
Penicillium reproduce via___________?
36 / 50
Mastication is carried out by__________?
37 / 50
Acetabularia mediterranea has a cap of _________ ?
38 / 50
In all coelentrates endoderm give rise to__________?
39 / 50
Cuticular transpiration is _________ of total transpiration?
40 / 50
Which of the vascular channels are related to Juxtramedullary nephrous only?
41 / 50
Viruses are considered living organisms because__________?
42 / 50
Which of the following statement is incorrect about Molluscans?
43 / 50
Gram +ve bacteria on treatment with crystal violet dye give _________colour?
44 / 50
The air spaces may comprise upto _________ of total volume of leaf surface?
45 / 50
Free living example of Platyhelminthes is____________?
46 / 50
One of the commonest cause of food poisoning are the toxins produced by__________?
47 / 50
The glycolate produced diffuses into the membrane bounded organelles called____________?
48 / 50
Which excretory product in produced in plants during autotrophic mode of life?
49 / 50
Central nervous system of man consists of______________?
50 / 50
Flagella are composed of________?
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