Hypnotoxin is produced by (A) Sponges (B) Bath sponge (C) Nematocysts (D) Leucosolenia
Hypnotoxin is produced by nematocysts. Therefore, the correct option is (C)
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The capital of british india was transferred from calcutta to Delhi in the year _________ (A) 1911 (B) 1912 (C) 1920 (D) 1925
The capital of british india was transferred from calcutta to Delhi in the year 1911. Hence, the correct option is... View Article
All financial institutions can also be termed as banking institutions (A) True (B) False
False A financial institution can be a banking institutions only when it performs the functions of accepting deposits and advancing... View Article
Which one of the following is an example of ex situ conservation? (A) Wild life sanctuary (B) Seed bank (C) Sacred groves (D) National park
Seed bank It is the process of conserving all the living species in the artificial habitats that imitate their natural... View Article
An example for symbiotic bacteria is (A) Erwinia amylovora (B) Rhizobium leguminosarum (C) Xanthomonas campestris (D) Agrobacterium tumefaciens
Rhizobium leguminosarum Symbiotic bacteria are bacteria which live in a symbiotic relationship with other organisms. It is a form in... View Article
Is 128 a perfect cube. Find its cube root
To know whether the number is perfect cube or not, we have to use prime factorisation method A method in... View Article
Dividend payout ratio is equal to ___________ (A) the dividend yield plus the capital gains yield (B) dividends per share divided by earnings per share (C) dividends per share divided by per value per share (D) dividends per share divided by current price per share
dividends per share divided by earnings per share Dividend payout ratio calculates the amount paid to shareholders as dividends in... View Article
The S.I. unit of compressibility is? (A) m^2/N (B) Nm^2 (C) N/m^2 (D) kg/m^3
m2/N Usually, when we are talking about compressibility we can say that it is the inverse or reciprocal of the... View Article
The solution of (3x – 1)/5 – (1 + x)/2 = 3 – (x – 1)/2 is (A) 5 (B) -7 (C) 7 (D) -5
Given (3x – 1)/5 – (1 + x)/2 = 3 – (x – 1)/2 (3x – 1)/5 – (1 +... View Article
Which of the words given below can be placed after water to form a compound word? (A) Food (B) Stick (C) Fall (D) Out
Fall A noun which is made up of two or more existing words, to form a completely new word in... View Article
Name two countries which supported Austria?
Germany and Italy are the two countries which supported Austria and it came to be known as the Triple Alliance... View Article
Anthropogenic extinction means the extinction of species from the surface of earth that is due to (A) Change in season (B) Effects of meteors (C) Human activities (D) None of the above
Human activities Anthropogenic extinction is also called as Holocene extinction is the disappearance of large land animals or the megafauna... View Article
Aluminium crystallises in an FCC structure. Atomic radius of the metal is 125 pm. What is the length of the side of the unit cell of the metal?
For cubic close packed structure, let a is the edge and r is the radius of the atom Given that... View Article
Which of the following honour is given by UNESCO? (A) The Kalinga Prize (B) Magsaysay Award (C) Pulitzer Prize (D) Order of the Golden Ark Award
The Kalinga Prize The Kalinga Prize for the Popularization of Science is an award given by UNESCO for extraordinary skill... View Article
Tomato belongs to genus (A) Solanum (B) Lycopodium (C) Physalis (D) Allium
Solanum Tomato belongs to Solanaceae family. Solanum lycopersicum is the scientific name of tomato. Solanum tuberosum (potato) and Solanum melongena... View Article
What is active region for transistor? (A) Active region is that region in which emitter base junction is forward bias while collector base junction is also forward bias (B) Active region is that region in which emitter base junction is forward bias while collector base junction is reverse bias (C) Active region is that region in which emitter base junction is reverse bias while collector base junction is reverse bias (D) Active region is that region in which emitter base junction is reverse bias while collector base junction is forward bias
Active region is that region in which emitter base junction is forward bias while collector base junction is reverse bias... View Article
How do you evaluate log 0.01?
Let us assume the base being 10 Hence, \(\begin{array}{l}log_{10}(0.01) = x\end{array} \) Using definition of log, we write, 10x =... View Article
Short/Long answer type questions Name any three single membrane bound cell organelles. How these organelles can be differentiated from each other?
Single membrane-bound organelles include Vacuole, Lysosome, Golgi Apparatus, Endoplasmic Reticulum that are present only in a eukaryotic cell. They can... View Article
A silvery-white metal X taken in the form of ribbon, when ignited, burns in air with a dazzling white flame to form a white powder Y. When water is added to powder Y, it dissolves partially to form another substance Z. (a) What could metal X be? (b) What is powder Y? (c) With which substance metal X combines to form powder Y? (d) What is substance Z? Name one domestic use of substance Z. (e) Write a balanced chemical equation of the reaction which takes place When metal X burns in air to form powder Y.
(a) Metal X is Magnesium, Mg. (b) Powder Y is Magnesium oxide, MgO (c) The substance with which the metal... View Article
A box contains 20 electric bulbs, out of which 4 are defective. One bulb is chosen at random from this box. The probability of getting a defective bulb is ___________ (A) 4/5 (B) 1/5 (C) 7/20 (D) 11/20
Given Total number of electric bulbs = 20 Number of defective bulbs = 4 We need to find probability of... View Article
