That racing bike is in a class all by ____.
A. themselves
B. herself
C. yourselves
D. itself
Answer
Correct Answer: D. itself
If we subtract the smallest two-digit number from the largest two digit number, we get?
A. 89
B. 99
C. 109
D. 110
Answer
Correct Answer: A. 89
Detailed About MCQs
The greatest two digit number is 99
The smallest two digit number is 10
Subtract 99-10 = 89
Addition of greatest and smallest two digit number is:
A. 10
B. 20
C. 99
D. 109
Answer
Correct Answer: D. 109
Detailed About MCQs
The greatest two digit number is 99
The smallest two digit number is 10
Addition 99+10 = 109
How many zeros does two hindered million have?
A. 6
B. 7
C. 8
D. 9
Answer
Correct Answer: C. 8
Which of the following is one billion?
A. 1,000,000
B. 10,000,000
C. 100,000,000
D. 1,000,000,000
Answer
Correct Answer: D. 1,000,000,000
In a majority of flowering plants, out of the four megaspores, what is the ratio of functional and degenerate megaspores?
A. 2:2
B. 1:3
C. 4:1
D. 3:1
Answer
Correct Answer: B. 1:3
Detailed About MCQs
At least one of the spores develop into haploid female gametophytes thus making the ratio of functional and degenerate megaspores is 1:3. Out of the four, three megaspores degenrate.
Which process is responsible for producing photons in a diode laser?
A. Fermi level shift
B. Majority carrier injection
C. Carrier freeze out
D. Electron-hole recombination
Answer
Correct Answer: D. Electron-hole recombination
A NOT gate can be implemented by which of the following?
A. A single transistor
B. A single resistor
C. A single diode
D. Two diodes
Answer
Correct Answer: A. A single transistor
Which among the following is the property of Tungsten which makes it eligible to use in the bulbs?
A. highest melting point
B. highest resistance
C. Highest malleability
D. All are correct
Answer
Correct Answer: A. highest melting point
The Lanthanoids are part of which block of elements in the periodic table?
A. p-block
B. s-block
C. d-block
D. f-block
Answer
Correct Answer: D. f-block
Detailed About MCQs
Lanthanoids form part of the series of chemical elements comprising the 15 metallic chemical elements with atomic numbers 57 through 71, from lanthanum through the lutetium. They are a part of the f-block of elements in the periodic table.