10 Aug 2021: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 10th Aug 2021. Important news and... View Article
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Trichoderma Harzianum Has Proved A Useful Microorganism For?
a) gene transfer in higher plants b) reclamation of wastelands c) bioremediation of contaminated soils d) biological control of soil-borne... View Article
Which One Of The Following Is Being Tried In India As A Biofuel Substitute For Fossil Fuels?
a) Musa b) Azadirachta c) Jatropha d) Aegilops Answer: c) Jatropha
Which One Of The Following Is Linked To The Discovery Of Bordeaux Mixture As A Popular Fungicide?
a) Loose smut of wheat b) Downy mildew of grapes c) Bacteria; leaf blight of rice d) Black rust of... View Article
Bacterial Leaf Blight Of Rice Is Caused By A Species Of?
a) Alternaria b) Pseudomonas c) Xanthomonas d) Erwinia Answer: c) Xanthomonas
A Transgenic Food Crop Which May Help In Solving The Problem Of Night Blindness In Developing Countries Is?
a) Bt Soybean b) Starlink maize c) Flavr Savr tomatoes d) Golden rice Answer: d) Golden rice Explanation: Golden rice... View Article
The Slow Rate Of Decomposition Of Fallen Logs In Nature Is Due To Their?
a) anaerobic environment around them b) poor nitrogen content c) low moisture content d) low cellulose content Answer: c) low... View Article
Which One Of The Following Is Not Observed In Biodiversity Hotspots?
a) lesser interspecific competition b) accelerated species loss c) endemism d) species richness Answer: a) lesser interspecific competition
About 70% Of Total Global Carbon Is Found In?
a) oceans b) agroecosystems c) grasslands d) forests Answer: a) oceans
Which Extraembryonic Membrane In Humans Prevents Desiccation Of The Embryo Inside The Uterus?
a) yolk sac b) allantois c) chorion d) amnion Answer: d) amnion Explanation: Amniotic fluid is enclosed by amnion that... View Article
What Does The Filiform Apparatus Do At The Entrance Into The Ovule?
a) it brings about opening of the pollen tube b) it prevents entry of more than one pollen tube into... View Article
The Length Of Different Internodes In A Culm Of Sugarcane Is Variable Because Of?
a) size of leaf lamina at the node below each internode b) position of axillary buds c) shoot apical meristem... View Article
Which One Of The Following Is Resistant To Enzyme Action?
a) pollen exine b) wood fibre c) cork d) leaf cuticle Answer: a) pollen exine
In Humans, At The End Of The First Meiotic Division, The Male Germ Cells Differentiate Into The?
a) Spermatids b) Secondary spermatocytes c) Primary spermatocytes d) Spermatozonia Answer: b) Secondary spermatocytes Post the first meiotic division, primary... View Article
In Humans, Blood Passes From The Post Caval To The Diagnostic Right Atrium Of The Heart Due To?
a) stimulation of the sino auricular node b) solution pull c) pushing open of the venous valves d) pressure difference... View Article
Earthworms Have No Skeleton But During Burrowing, The Anterior End Becomes Turgid And Acts As A Hydraulic Skeleton. It Is Due To?
a) Gut peristalsis b) Blood c) Coelomic fluid d) Setae Answer: c) Coelomic fluid Explanation: Setae assist in attachment, however,... View Article
The Most Active Phagocytic White Blood Cells Are?
a) Eosinophils and lymphocytes b) Lymphocytes and macrophages c) Neutrophils and eosinophils d) Neutrophils and monocytes Answer: d) Neutrophils and... View Article
What Will Happen If The Secretion Of Parietal Cells Of Gastric Glands Is Blocked With An Inhibitor?
a) in the absence of HCl secretion, inactive pepsinogen is not converted into the active enzyme pepsin b) gastric juice... View Article
Which One Of The Following Items Gives Its Correct Total Number?
a) types of diabetes – 3 b) amino acids found in proteins – 16 c) floating ribs in humans –... View Article
What Is The Vital Capacity Of Our Lungs?
a) inspiratory reserve volume plus expiratory reserve volume b) total lungs capacity minus expiratory reserve volume c) inspiratory reserve volume... View Article
