Point charge q moves in a circle of radius r at constant speed v. What will be the current associated with this uniform circular motion.
- A$q v / \pi r$
- B$2 q v / \pi r$
- ✓$qv / 2 \pi r$
- D$4 qv / \pi r$.
Answer: C.
View full solution →Question types
Model Paper 5 question types
180 questions across 4 question groups — pick any mix to generate a NEET paper with step-by-step answer keys.
180
Questions
4
Question groups
5
Question types
01
SECTION - A [PHYSICS - MCQ]
45 Q→02SECTION - A [CHEMISTY - MCQ]
45 Q→03SECTION - A [BOTANY - MCQ]
45 Q→04SECTION - A [ZOOLOGY - MCQ]
45 Q→Sample Questions
Model Paper 5 questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Which one of the following is not the expression for quality factor for resonance in series RLC ac circuit:
- A$\frac{\omega_0 L}{R}$
- B$\frac{1}{\omega_0 R C}$
- C$\frac{V_L}{V_R}$
- ✓$\frac{V_L}{V_c}$
Answer: D.
View full solution →It is earier to pull a lawn mower than to push it because
- Apulling is more comfortable than pushing
- Bone gets extra energy in pulling
- Cpulling makes the lawn mower lights
- ✓pulling reduces friction of the surface
Answer: D.
View full solution →A beam of light converges at a point P. Now a lens is placed in the path of the convergent beam 12 cm from P. At what point does the beam converge if the lens is a convex lens of focal lenght 20 cm:
- ✓7.5 cm from lens
- B8.5 cm from lens
- C9.5 cm from lens
- D6.5 cm from lens
Answer: A.
View full solution →The following logic symbol is for:
- AOR gate
- BAND gate
- ✓NOT gate
- DNAND gate
Answer: C.
View full solution →Which of the following compounds is most reactive towards SN2 reaction.
Which of the following is correct w.r.t. acidic character:
- ✓$CH _3 COOH > C _6 H _5 OH > EtOH$
- B$C _6 H _5 OH > CH _3 COOH > EtOH$
- C$EtOH > CH _3 COOH > C _6 H _5 OH$
- D$EtOH > C _6 H _5 OH > CH _3 COOH$
Answer: A.
View full solution →Catalyst used in the given reaction is
- APd
- BMo2O3
- ✓CuCl2
- DZnO-Cr2O3
Answer: C.
View full solution →An organic compound (X) on reaction with ethanoic anhydride gives N-phenyl ethanamide. Correct statements about the compound (X) are
I. X on reaction with chloroform and ethanolic potassium hydroxide forms isocyanide
II. X on reaction with nitrous acid at low temperature forms benzene diazonium salt
III. X is more basic than pyridine
I. X on reaction with chloroform and ethanolic potassium hydroxide forms isocyanide
II. X on reaction with nitrous acid at low temperature forms benzene diazonium salt
III. X is more basic than pyridine
- AI and III only
- ✓I and II only
- CII and III only
- DAll I, II and III
Answer: B.
View full solution →Which among the following is not true for a cyclic process:
- ✓W = 0
- B$\Delta U=0$
- C$\Delta H=0$
- D$\Delta S=0$
Answer: A.
View full solution →Match the following cell structure with its characteristic feature:
Select correct option from the following:
| (a) Tight junctions | (i) Cement neighbouring cells together to form sheet |
| (b) Adhering junctions | (ii) Transmit information through chemical to another cells |
| (c) Gap junctions | (iii) Establish a barrier to prevent leakage of fluid across epithelial cells |
| (d) Synaptic junctions | (iv) Cytoplasmic channels to facilitate communication between adjacent cells |
- A(a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)
- B(a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)
- ✓(a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
- D(a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)
Answer: C.
View full solution →Bicarpellary, Syncarpous ovary with obliquely placed septum is seen in :
- ✓Brassica
- BGulmohar
- CSoyabean
- DSesbania
Answer: A.
View full solution →From the following, identify the correct combination of salient features of Genetic Code
- AUniversal, Non-ambiguous, Overlapping
- BDegenerate, Overlapping, Commaless
- CUniversal, Ambiguous, Degenerate
- ✓Degenerate, Non-overlapping, Non ambiguous
Answer: D.
View full solution →In the process of transcription in Eukaryotes, the RNA polymerase I transcribes -
- AmRNA with additional processing, capping and tailing
- BtRNA, 5 S rRNA and snRNAS
- ✓rRNAs - 28 S, 18 S and 5.8 S
- DPrecursor of mRNA, hnRNA
Answer: C.
View full solution →What will be the sequence of mRNA produced by the following stretch of DNA?
3' ATGCATGCATGCATG 5' TEMPLATE STRAND
5' TACGTACGTACGTAC 3' CODING STRAND
3' ATGCATGCATGCATG 5' TEMPLATE STRAND
5' TACGTACGTACGTAC 3' CODING STRAND
- A3'AUGCAUGCAUGCAUG 5'
- ✓5' UACGUACGUACGUAC 3'
- C3' UACGUACGUACGUAC 5'
- D5'AUGCAUGCAUGCAUG 3
Answer: B.
View full solution →Given below are two statements
Statement I:
In cuboidal epithelium the cells are compactly packed with little intercellular matrix.
Statement II:
The salivary gland is secrete peptide hormone.
Choose the correct answer from the option given below:
Statement I:
In cuboidal epithelium the cells are compactly packed with little intercellular matrix.
Statement II:
The salivary gland is secrete peptide hormone.
Choose the correct answer from the option given below:
- ABoth Statement I and Statement II are incorrect
- ✓Statement I is correct but Statement II is incorrect
- CStatement l is incorrect but Statement II is correct
- DBoth Statement I and Statement II are correct
Answer: B.
View full solution →Match the following with reference to cockroach and choose the correct option
| Column-l | Column-II |
| A. Phallomere | i. Chain of developing ova |
| B. Gonopore | ii. Bundles of sperm |
| C. Spermatophore | iii. Opening of the ejaculatory duct |
| D. Ovarioles | iv. The external genitalia |
- AA-iii, B-iv, C-ii, D-i
- ✓A-iv, B-iii, C-ii, D-i
- CA-iv, B-ii, C-iii, D-i
- DA-ii, B-iv, C-iii, D-i
Answer: B.
View full solution →Which one of the following statements is true for cockroach?
- AThe number of ovarioles in each ovary are ten
- BThe larval stage is called caterpillar
- ✓Anal styles are absent in females
- DThey are ureotelic
Answer: C.
View full solution →How many shoot apical meristems are likely to be present in a twig of a plant possessing 4 branches and 26 leaves
- A26
- B1
- ✓5
- D30
Answer: C.
View full solution →Cells of this tissue are living and show angular wall thickening. They also provide mechanical suport. The tissue is
- AXylem
- BSclerenchyma
- ✓Collenchyma
- DEpidermis
Answer: C.
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