GATE XL 2016 Life Sciences ZOOLOGY Model Question Paper (MCQ 018) (1). Which of the following taxa of Arthropoda possess prehensors? a. Trilobits b. Arachnidas c. Chilopodas d. Diplopodas (2). In biological systematics the term ‘incertae sedis’ represents: a. An extinct taxa b. A fossil taxa c. A fossil specimen […]
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Artemisinin: A Wonder Phyto-drug Against Malarial Parasite: Plasmodium falciparum; & Nobel Prize Winning Contribution of Prof. Youyou Tu, China (Nobel Prize 2015: Physiology and Medicine)
. Artemisinin is an anti-malarial parasite drug extracted from a Chinese medicinal plant called sweet wormwood (Artemisia annua; Asteraceae family). It is also known as qinghaosu in Chinese and it is the most rapid acting drug currently available against the malarial parasite, Plasmodium falciparum. The 2015 Nobel Prize in Physiology […]
Continue ReadingDifference Between Centipedes and Millipedes (Chilopoda Vs Diplopoda)
.Centipedes and millipedes are coming under the sub-phylum Myriapoda of the phylum Arthropoda. Similarities of centipedes and millipedes Ø Both coming under the sub-phylum Myriapoda Ø All are terrestrial arthropods Ø Body divided into head and trunk Ø Bears many legs Ø Single pair of antennae Ø Sensory Tömösváry organs […]
Continue ReadingPhylum Arthropoda Characteristics
Arthropoda is a largest Phylum of Kingdom Animalia, includes about 80% of all known animal species in the biosphere including terrestrial and aquatic biomes. The phylum includes insects, crustaceous, centipedes, millipedes, spiders etc. The word Arthropoda is derived from two Greek words, ‘arthro’ = joint and ‘podo’ = foot. Phylum […]
Continue ReadingCSIR JRF NET Life Sciences December Model Questions (02)
(1). Arabidopsis and rice have diploid chromosome number of 10 and 24, respectively. Assuming no crossing over taking place, genetic variation among F2 individuals in a genetic cross is likely to be: a. Same in both species but not zero b. More in Arabidopsis c. More in rice d. Zero […]
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