161- In a mating between two individuals those are heterozygous for a recessive lethal allele. What genotypic ratio (homozygous dominant : heterozygous : homozygous recessive) would you expect to observe in the offspring?
A. 1:2:1
B. 3:1:1
C. 1:2:0
D. 0:2:1
View Answer
Answer : C. 1:2:0
Description
162- How much kinetic energy will be gained by an (alpha) particle ion going from a point at 70 V to another point at 50 V?
A. 40 eV
B. 40 KeV
C. 40 MeV
D. Zero
View Answer
Answer : A. 40 eV
Description
163- The potential of the two plates of a capacitor are +10 V and -10 V the charge on one of the plates is 40 C . The capacitance of the capacitor is:
A. 2 F
B. 4 F
C. 0.5 F
D. 0.25 F
View Answer
Answer : A. 2 F
Description
164- In a simple electrical circuit the current in a resistor is measured as (2.50 ± 0.05) mA. The resistor is marked as having a value of 4.7 Ω ± 2%. If these value where used to calculate the power dissipated in the percentage uncertainty in the value obtained?
A. 2%
B. 4%
C. 6%
D. 8%
View Answer
Answer : C. 6%
Description
165- Choose the synonym for the word “ABRIDGE”.
A. To make a bridge
B. Shorten
C. Magnify
D. Divert
View Answer
Answer : B. Shorten
Description
166- Choose the True product of the following reaction?
CH₃C≡N+ 2H₂O + HCl →
A. CH₃COOH + NH₃
B. CH₃COOH + NH₄Cl
C. CH₃COCl + NH₃
D. CH₃CONH₂
View Answer
Answer : B. CH₃COOH + NH₄Cl
Description
167- Which polyatomic anion is unstable in solution?
A. BO₂⁻
B. SnO₃²⁻
C. S₂O₃⁴⁻
D. MnO₄²⁻
View Answer
Answer : B. SnO₃²⁻
Description
168- Choose the molecule that could not be represented by single electronic structure formula:
A. CH₄
B. H₂O
C. SO₂
D. O₂
View Answer
Answer : D. O₂
Description
169- Alkene + O₃ → Ozonide -(Zn+H₂O)→ Propanone + Propanal, The IUPAC name of alkene is:
A. Hex-2-ene
B. Hex-3-ene
C. 2-methyl pent-1-ene
D. 2-methyl pent-2-ene
View Answer
Answer : D. 2-methyl pent-2-ene
Description
170- If a new born baby possesses carboxy hemoglobin instead of the oxyhemoglobin, the condition may be:
A. Embolism
B. Atherosclerosis
C. Cyanosis
D. Arteriosclerosis
View Answer
Answer : C. Cyanosis
Description
171- Of 100 ml of arterial blood, oxygen provided to the tissues is:
A. 2ml
B. 3ml
C. 4ml
D. 5ml
View Answer
Answer : D. 5ml
Description
172- Nervous system that prepare itself for fight or flight:
A. Para sympathetic
B. Sympathetic
C. Somatic
D. Peripheral
View Answer
Answer : B. Sympathetic
Description
173- In a stream lined flow the velocity of the liquid in contact with the containing vessel is:
A. Zero
B. Minimum but not zero
C. Large
D. Peripheral
View Answer
Answer : A. Zero
Description
174- Eight drops of water, each radius 2mm are falling through air at a terminal velocity of 8cm s⁻¹. If they coalesce to form a single drop the terminal velocity of the combined drop will be:
A. 8 cms⁻¹
B. 16 cms⁻¹
C. 24 cms⁻¹
D. 32 cms⁻¹
View Answer
Answer : D. 32 cms⁻¹
Description
175- The frequency of a second’s pendulum is:
A. 1 Hz
B. 2 Hz
C. 5 Hz
D. None of the above
View Answer
Answer : D. None of the above
Description
176- It is a general perception that doctors have a callous disregard for feeling of others; (The underlined word nearly means)
A. Respectable
B. Careful
C. Unfeeling
D. Sensitive
View Answer
Answer : C. Unfeeling
Description
177- The Ratio of electro force between two protons to that between two electrons is of the order of:
A. 10⁴²
B. 10³⁹
C. 10³⁶
D. 1
View Answer
Answer : B. 10³⁹
Description
178- When 10¹² electrons are received from a neutral metal sphere. The charge on the sphere becomes:
A. 0.16 μC
B. -0.16 μC
C. 0.32 μC
D. -0.32 μC
View Answer
Answer : B. -0.16 μC
Description
179- An electric charge in an accelerated motion produce:
