Embibe Experts Solutions for Exercise 1: CBSE-2020

Author:Embibe Experts

Embibe Experts Biology Solutions for Exercise - Embibe Experts Solutions for Exercise 1: CBSE-2020

Attempt the free practice questions from Exercise 1: CBSE-2020 with hints and solutions to strengthen your understanding. EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY solutions are prepared by Experienced Embibe Experts.

Questions from Embibe Experts Solutions for Exercise 1: CBSE-2020 with Hints & Solutions

EASY
12th CBSE
IMPORTANT

Mention the chemical change that proinsulin undergoes, to be able to act as mature insulin.

EASY
12th CBSE
IMPORTANT

How has the use of Agrobacterium as vectors helped in controlling Meloidogyne incognita infestation in tobacco plants? Explain in the correct sequence.

HARD
12th CBSE
IMPORTANT

Select two disease resistant crop varieties from the list of crop varieties given below:

HARD
12th CBSE
IMPORTANT

A corn farmer has perennial problem of corn-borer infestation in his crop. Being environmentally conscious he does not want to spray insecticides. Suggest solution based on your knowledge of biotechnology. Write the steps carried out to achieve it.

HARD
12th CBSE
IMPORTANT

A child is born with ADA deficiency. Suggest and explain a procedure for the possible life-long (permanent) cure.
 

MEDIUM
12th CBSE
IMPORTANT

A child is born with ADA deficiency. Name any other possible treatment for this disease.

EASY
12th CBSE
IMPORTANT

Nematode specific genes were introduced into the tobacco host plant using a vector