Browse and search thousands of solved questions for your preparation.
Free questions with full explanations — locked behind signup to protect quality.
Identify the wrong statement with reference to the gene 'I' that controls ABO blood groups.
The recombination frequency between the genes a & c is 5%, b & c is 15%, b & d is 9%, a & b is 20%, c & d is 24% and a & d is 29%. What will be the sequence of these genes on a linear chromosome?
Flippers of Penguins and Dolphins are examples of:
Match List-I with List-II: List-I (a) Ammonotelism (b) Uricotelism (c) Micturition (d) ADH List-II (i) Birds (ii) Water reabsorption (iii) Bony fish (iv) Urinary bladder
A certain road accident patient with an unknown blood group needs an immediate blood transfusion. His one doctor friend at once offers his blood. What was the blood group of the donor?
In order to increase the yield of sugarcane crops, which of the following plant growth regulators should be sprayed?
The phenomenon which is influenced by auxin and also played a major role in its discovery is:
The given circuit has two ideal diodes connected as shown in the figure below. The current flowing through the resistance $R_1$ will be:
If the nucleus $^{27}_{13}\mathrm{Al}$ has a nuclear radius of about 3.6 fermis, then $^{125}_{52}\mathrm{Te}$ would have its radius approximately as:
Diaphragms, cervical caps and vaults are:
$4.0 \text{ g}$ of a gas occupies $22.4 \text{ L}$ at NTP. The specific heat capacity of the gas at constant volume is $5.0 \text{ J K}^{-1}\text{mol}^{-1}$. If the speed of sound in this gas at NTP is $952 \text{ ms}^{-1}$, then the heat capacity at constant pressure is: (Take gas constant $R = 8.3 \text{ J K}^{-1}\text{mol}^{-1}$)
From the given functions, identify the function which represents a periodic motion:
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Endometrium is necessary for implantation of blastocyst. Reason (R): In the absence of fertilization, the corpus luteum degenerates that causes disintegration of endometrium. In the light of the above statements, choose the correct answer from the options given below:
Which stages of cell division do the following figures A and B represent respectively?
The permissible use of the technique amniocentesis is for:
A Zener diode, having breakdown voltage equal to $15\text{ V}$, is used in a voltage regulator circuit, as shown in the figure. The current through the diode is:
What is the fate of the male gametes discharged in the synergid?
Select the correct statement regarding the mechanism of muscle contraction.
Arrange the following formed elements in the decreasing order of their abundance in blood in humans: (a) Platelets (b) Neutrophils (c) Erythrocytes (d) Eosinophils (e) Monocytes
Which of the following algae contains mannitol as reserve food material?