Is Flower of Tulip Modified Shoot?
Answer: Flowers are modified shoots. The apical meristem of the shoot gets modified into a floral meristem giving rise to... View Article
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Insulin is a Polymer of Sugars
1) True 2) False Answer:2) False Explanation: Insulin is a polypeptide hormone. It is made up of amino acids. Inulin... View Article
If the Liver is Removed, Which Component in Blood Will Increase? (1)Ammonia (2)Protein (3)Uric Acid (4)Urea
Answer:(1) Ammonia Explanation: Liver converts ammonia to urea for excretion. The conversion takes place in the Ornithine cycle. If the... View Article
Which of the Following is an Example of Bisporic Embryo Sac?
1)Peperomia 2)Polygonum 3) Allium 4) None of the above Answer:3) Allium Explanation: Bisporic embryo sac is derived from two haploid... View Article
What is GABA?
Answer: GABA is gamma-aminobutyric acid. It is a neurotransmitter. It has an inhibitory effect and plays a role in reducing... View Article
The Fully Processed hnRNA is Called
1) mRNA 2) tRNA 3) rRNA 4) all of these Answer:1) mRNA Explanation: hnRNA is the precursor of mRNA. It... View Article
Microscopic, Motile, Asexual Structures are Called Zoospores.
1) True 2) False Answer:1) True Explanation:Zoospores are microscopic, motile and asexual spores. They have flagella for locomotion. Many protists,... View Article
Select the Correct Option Regarding Mesosomes.
Mesosomes are the infoldings of cell membrane, which (i) are present in both prokaryotic and eukaryotic cells. (ii) help in... View Article
Human Liver Fluke is What Type of Parasite Digenetic or Trigenetic?
Answer: Digenetic Explanation:Liver fluke is a digenetic parasite as it completes its life cycle in two hosts. Sexual phase in... View Article
Fasciculated Roots are Found in
1) Colocasia 2) Asparagus 3) Turmeric 4) Ginger Answer:2) Asparagus Explanation:Fasciculated roots are tuberous roots that arise at the base... View Article
Read the Given Statement about Algae and Select the Correct Option.
(i) Plant body is a thalloid. (ii) They are largely aquatic. (iii) Reproduction occurs by vegetative, asexual and sexual methods.... View Article
In Fabaceae, One of the Following Immediately Encloses the Essential Organs
1) Posterior petals 2) Lateral petals 3) Anterior petals 4) Sepals Answer:1) Posterior petals Explanation: In Fabaceae, vexillary aestivation is... View Article
Which of the Following Will Not Result in Variations among Siblings?
1) Crossing over 2) Independent assortment of genes 3) Mutation 4) Linkage Answer:4) Linkage Explanation: Linkage refers to the physical... View Article
The negative part of the addendum (the molecule to be added) adds on the carbon atom of the double bond containing the least number of hydrogen atoms. this rule is known as
The negative part of the addendum (the molecule to be added) adds on the carbon atom of the double bond... View Article
What happens when SiO2 reacts with NaOH?
Solution: Silicon dioxide act as weak acid. When Silicon dioxide (SiO2) reacts with hot and concentrated sodium hydroxide to form... View Article
pKa of acetic acid is 4.74. The concentration of CH3COONa is 0.01M. The pH of CH3COONa solution is?
Solution: CH3COONa is a salt of weak acid CH3COOH and strong base NaOH. CH3COONa + H2O ⇋ CH3COOH + Na+... View Article
N2(g)+3H2(g)⇌2NH3(g) for the reaction initially the mole ratio was 1:3 of N2:H2. At equilibrium 50% of each has reacted. If the equilibrium pressure is p, the partial pressure of NH3 at equilibrium is
Solution: N2(g) + 3H2(g) ⇌ 2NH3(g) At... View Article
Out of N, O, Ne, Na, Na^(+) select the species which have maximum and minimum ionization energy.
Solution: Ionization energy: ionization energy as the minimum energy that an electron in a gaseous atom or ion is required... View Article
Compound PdCl4.6H2O is a hydrated complex; 1 m aqueous solution of it has freezing point 269.28 K. Assuming 100% ionization of complex, calculate the number of ions furnished by the complex in the solution. (Kf for water = 1.86K kg mol−1)
Solution: ΔTf =Kf × molality × i Where ΔTf = Depression of freezing point , i= vant Hoff’s factor ΔTf... View Article
which of the following pairs will give chlorine gas most quickly, upon reaction? (A) HCl and KMnO4 (B) NaCl and H3PO4 (C) NaCl and MnO2 (D) CaCl2 and Br2
Solution: (a) HCl and KMnO4 KMnO4 is a good oxidizing agent, It oxidised HCl quickly to produce Cl2 gas 2KMnO4(s)... View Article
