Sarthak Agarwal (AIR 17) – IAS Topper 2020
CBSE 2014 class XII topper, Sarthak Agarwal, bagged AIR 17 in the coveted Civil Services Examination 2020. The IAS Topper... View Article
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Nucleolus is made up of (A) DNA and RNA (B) Lipid + protein (C) RNA and protein (D) Phospholipid
RNA and Protein The nucleolus contains DNA, RNA and proteins. It is a ribosome factory. Cells from other species often... View Article
The density of iron is 7800 kg/m^3. Its relative density will be (A) 7.8 (B) 3.9 (C) 15.6 (D) 0.78
Given Relative density of iron = 7800 kg/m3 We know that, density of water = 1000 kg/m3 According to the... View Article
Iodine gives blue-black colour with (A) Protein (B) Oil (C) Starch (D) Sucrose
Iodine gives blue-black colour with starch. Hence, the correct option is (C) Learn more: Test for Starch
The atmospheric pressure at _______ is 100000 pascal (A) 10.34 m (B) torcellian (C) sea level (D) none
Sea level The depth (distance from top to bottom) of the atmosphere is greatest at sea level and decreases at... View Article
Potato and sweet potato have edible parts which are (A) Homologous (B) Analogous (C) Recent introductions (D) None of the above
Analogous Potato and sweet potato have edible parts which are analogous since the storage organ in potato is stem and... View Article
Cardinal temperature is related to (A) Minimum temperature (B) Optimum temperature (C) Maximum temperature (D) All the above
All the above The cardinal temperature are minimum, optimum and maximum temperature range within which the seeds of a particular... View Article
Biological oxygen demand (BOD) is a standard criterion for (A) Measuring oxygen levels in blood (B) Computing oxygen levels in forest ecosystems (C) Pollution assay in aquatic ecosystems (D) Assessing oxygen levels in high altitude regions
Pollution assay in aquatic ecosystems Biological Oxygen Demand is defined as the amount of dissolved oxygen required by aerobic microorganisms... View Article
Define the term biosphere
The biosphere, which includes the ground and the air, is characterized as the region of the planet where organisms live.... View Article
Other name of platelets is (A) Leucocytes (B) Erythrocytes (C) Platelets (D) Thrombocytes
Thrombocytes Thrombocyte is another name for blood platelets. Platelets are tiny blood cells that help your body form clots to... View Article
What is measly pork? (A) The flesh of a dead pig (B) The cooked flesh of a pig (C) The cooked flesh of an infected pig (D) The flesh of a living pig
The cooked flesh of an infected pig Measly pork is the flesh of a pig which comprise of various pork... View Article
Why do stars seem higher than they actually are illustrate your answer with the help of label diagram?
Stars seem higher than they actually are because of the phenomenon of atmospheric refraction. This can be understood with the... View Article
A scalene triangle has three different side lengths and three different ___________ (A) radius (B) angles (C) arc (D) symmetry
Angles A scalene triangle has three different side lengths and three different angles Hence, the correct option is (B) Learn... View Article
Which of the following has the highest melting point? (A) BeCl2 (B) MgCl2 (C) CaCl2 (D) BaCl2
BaCl2 Barium Chloride has the highest melting point of 962 degree Celsius. Hence, the correct option is (D) Learn more:... View Article
Match the animals in column I with their mode of feeding listed in column II
Given Column I Column II (a) House fly (i) Biting and chewing (b) Cockroach (ii) Suckling (c) Mosquito (iii) Sponging... View Article
Ribosomes are attached to endoplasmic reticulum through glycoprotein known as Ribophorin I and II. Which subunit of ribosome get attached to the endoplasmic reticulum? (A) Large subunit (B) Small subunit (C) tRNA (D) mRNA
Large subunit The ribosomes in the eukaryotic cell consists of 80S type, including two subunits 60S and 40S. With the... View Article
What is the function of stratified squamous epithelial tissue? (A) Transportation (B) Protection from abrasion (C) Protection from organisms (D) Separation
Protection from abrasion Stratified squamous epithelium: The cells are arranged in many layers to prevent wear and tear. Since they... View Article
Write the predecessor of the following numbers: 54789011
A whole number that comes before the given number is recognized as a predecessor. Given number is 54789011 So, 54789011... View Article
Find the missing number. 2, 3, 13, 5, 7, 74, 11, 13, ? (A) 88 (B) 185 (C) 99 (D) 290
290 Given series is 2, 3, 13, 5, 7, 74, 11, 13, ? By observing the given series we can... View Article
Define an identity function and draw its graph, also find its domain and range
Let R be the set of real numbers. Thus, the real-valued function f : R → R by y =... View Article
