Tamil Nadu Board Solutions for Exercise 1: Evaluation

Author:Tamil Nadu Board

Tamil Nadu Board Biology-Zoology Solutions for Exercise - Tamil Nadu Board Solutions for Exercise 1: Evaluation

Attempt the free practice questions from Exercise 1: Evaluation with hints and solutions to strengthen your understanding. Biology Zoology Standard 12 solutions are prepared by Experienced Embibe Experts.

Questions from Tamil Nadu Board Solutions for Exercise 1: Evaluation with Hints & Solutions

HARD
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 1 - Reproduction in Organisms>Evaluation>Q 9

The unicellular organisms which reproduce by binary fission are considered immortal. Justify.

MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 1 - Reproduction in Organisms>Evaluation>Q 10

Why is the offspring formed by asexual reproduction referred as a clone?

HARD
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 1 - Reproduction in Organisms>Evaluation>Q 11

Some organisms like honey bees are called parthenogenetic animals. Give reason.

HARD
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 1 - Reproduction in Organisms>Evaluation>Q 11

A male honeybee has 16 chromosomes whereas its female has 32 chromosomes. Give reason.

EASY
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 1 - Reproduction in Organisms>Evaluation>Q 12

Differentiate between the following:

External and Internal fertilization

HARD
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 1 - Reproduction in Organisms>Evaluation>Q 12

Differentiate between regeneration in lizard and Planaria.

MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 1 - Reproduction in Organisms>Evaluation>Q 13

How is juvenile phase different from reproductive phase?

MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 1 - Reproduction in Organisms>Evaluation>Q 14

Explain the different kinds of syngamy in living organisms.