Embibe Experts Solutions for Chapter: Solved Science Paper-2, Exercise 1: Exercise-Choice

Author:Embibe Experts

Embibe Experts Science Solutions for Exercise - Embibe Experts Solutions for Chapter: Solved Science Paper-2, Exercise 1: Exercise-Choice

Attempt the practice questions on Chapter 18: Solved Science Paper-2, Exercise 1: Exercise-Choice with hints and solutions to strengthen your understanding. Science Crash Course (Based on Revised Syllabus-2023) solutions are prepared by Experienced Embibe Experts.

Questions from Embibe Experts Solutions for Chapter: Solved Science Paper-2, Exercise 1: Exercise-Choice with Hints & Solutions

EASY
10th Assam Board
IMPORTANT

The general formula of three compounds A, B and C is CnH2n. B has the highest boiling point and C has the lowest boiling point.

Name the homologous series to which A, B and C belong.

MEDIUM
10th Assam Board
IMPORTANT

Write the name of unsaturated hydrocarbons which contains: 
(a) one or more double bonds. 
(b) one or more triple bonds. 
 

EASY
10th Assam Board
IMPORTANT

Light enters from air to glass having refractive index 1.50. What is the speed of light in the glass? The speed of light in a vacuum is 3×108 ms.

EASY
10th Assam Board
IMPORTANT

List the factors that affect the strength of an electromagnet.

HARD
10th Assam Board
IMPORTANT

Construct two tables, with the headings asexual and sexual reproduction. Write each of these statements in the correct column.

  • Only one parent involved
  • one or two parents involved 
  • involves gametes
  • involves fertilisation
  • zygote formed
  • all offspring genetically identical
  • genetic variation among offspring

MEDIUM
10th Assam Board
IMPORTANT

Name the process by which an amoeba reproduces. Draw the various stages of its reproduction in a proper sequence.

EASY
10th Assam Board
IMPORTANT

Explain the working of a steam turbine.

HARD
10th Assam Board
IMPORTANT

An object of size 70 mm is place at 27 cm in front of a concave mirror of focal length 18 cm.  At what distance from the mirror should a screen be placed so that a sharp focussed image can be obtained? Find the size and nature of the image.