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Class XI Weekly Revision Quiz 3
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Question 1
Match column I with column II and select the correct option from the given code :
Question 2
............. and ............are unicellular algae, rich in proteins, that are used as food supplements even by space travellers.
Question 3
Fusion of two gametes which are dissimilar in size is termed as
Question 4
The prominent phase in the life cycle of bryophytes is
Question 5
Gemmae are multicellular green structures for vegetative propagation. These are found inside gemma cups in
Question 6
The heterosporous pteridophytes are
Question 7
Gymnosperms are referred to as “naked seeded plants” because
Question 8
Find the velocity of wave travelling on a stretched string as shown in the figure below. Mass of string between the end points is 100gm. Take g=10m/s2
Question 9
Which of the following is true?
Question 10
A transverse wave is represented by y =A sin . For what value of the wavelength is the wave velocity equal to the maximum particle velocity ?
Question 11
A tuning fork of frequency 512 Hz makes 4 beats/s with the vibrating string of a piano. The beat frequency decreases to 2 beats/s when the tension in the piano string is slightly increased. The frequency of the piano string before increasing the tension was
Question 12
The hybridization of a molecule has 75% p-orbital contribution. The molecule consists of carbon and chlorine atoms only. Specify the geometry and empirical formula of the compound.
Question 13
Four diatomic species are listed below. Identify the correct order in which the bond order is increasing in them
Question 14
Identify which of the following molecules have the minimum bond length:
Question 15
Which of the following statements is correct about XeF4, SF4 and CF4?
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Oct 24NEET & AIIMS