Embibe Experts Solutions for Exercise 1: West Bengal Board-2018

Author:Embibe Experts

Embibe Experts Biology Solutions for Exercise - Embibe Experts Solutions for Exercise 1: West Bengal Board-2018

Attempt the practice questions from Exercise 1: West Bengal Board-2018 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: West Bengal Board-2018 with Hints & Solutions

HARD
12th West Bengal Board
IMPORTANT

Describe in brief the embryo formation process in dicotyledonous angiosperm.

HARD
12th West Bengal Board
IMPORTANT

With the help of a well-labelled diagram, describe the development of a male gametophyte of an angiosperm. What is sporopollenin.

HARD
12th West Bengal Board
IMPORTANT

Which of the following is regarded as the advantage of self pollination?

MEDIUM
12th West Bengal Board
IMPORTANT

If the tip of the pollen tube enters into the embryo sac of the ovule through micropyle then it is called 

HARD
12th West Bengal Board
IMPORTANT

Describe in brief the outbreeding devices for cross pollination in angiosperms with example. Mention any two characteristics of insect pollinated flower.