TN State Board Samacheer Kalvi Online Test for 11th Std - Biology - English - Organisms and Population

Question 1 Of 10

The soil zone is known as …………………..

Pedosphere Atmosphere Hydrosphere Stratosphere

Question 2 Of 10

Organisms which can survive a wide range of temperature are called

Ectotherms Eurytherms Endotherms Stenotherms

Question 3 Of 10

All populations in a given physical area are defined as

Biome Ecosystem Territory Biotic factors

Question 4 Of 10

As altitude increases ……………….

O2 density increases Precipitation decreases Temperature increases Snowing decreases

Question 5 Of 10

Identify the incorrect statement

Water is a universal solvent Water has less surface tension Water is heavier than air When freezes water contracts

Question 6 Of 10

Pick out the correct statement regarding K-selected species

Produce many offsprings Only few reach adulthood Unstable environment Long life expectancy

Question 7 Of 10

The interaction in nature, where one gets benefit on the expense of other is …………………

Predation Mutualism Amensalism Commensalism

Question 8 Of 10

The study dealing with animal behaviour is called as

Euthenics Ethology Ecology Pedogenesis

Question 9 Of 10

Locomotary speed of an organism changes due to light. This phenomenon is referred as ……………….

Photonasty Photokinesis Phototropism Phototaxis

Question 10 Of 10

Assertion (A): Movement of organism from one place to another and back is called migration.
Reason (R): Eel is an example for aradromous migration.

Both A and R are correct R explain A ‘ A is correct R is incorrect R does not explain A Both A and R are incorrect

Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 11th Standard Biology - English Medium - Organisms and Population

Samacheer Kalvi 11th Biology - Organisms and Population - Book Back Questions in English Medium

Question 1 Of 10

The soil zone is known as …………………..

Question 2 Of 10

Organisms which can survive a wide range of temperature are called

Question 3 Of 10

All populations in a given physical area are defined as

Question 4 Of 10

As altitude increases ……………….

Question 5 Of 10

Identify the incorrect statement

Question 6 Of 10

Pick out the correct statement regarding K-selected species

Question 7 Of 10

The interaction in nature, where one gets benefit on the expense of other is …………………

Question 8 Of 10

The study dealing with animal behaviour is called as

Question 9 Of 10

Locomotary speed of an organism changes due to light. This phenomenon is referred as ……………….

Question 10 Of 10

Assertion (A): Movement of organism from one place to another and back is called migration.
Reason (R): Eel is an example for aradromous migration.

Tags

Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 11th Standard Biology - English Medium - Organisms and Population

Samacheer Kalvi 11th Biology - Organisms and Population - Book Back Questions in English Medium

Question 1 Of 10

The soil zone is known as …………………..

Question 2 Of 10

Organisms which can survive a wide range of temperature are called

Question 3 Of 10

All populations in a given physical area are defined as

Question 4 Of 10

As altitude increases ……………….

Question 5 Of 10

Identify the incorrect statement

Question 6 Of 10

Pick out the correct statement regarding K-selected species

Question 7 Of 10

The interaction in nature, where one gets benefit on the expense of other is …………………

Question 8 Of 10

The study dealing with animal behaviour is called as

Question 9 Of 10

Locomotary speed of an organism changes due to light. This phenomenon is referred as ……………….

Question 10 Of 10

Assertion (A): Movement of organism from one place to another and back is called migration. Reason (R): Eel is an example for aradromous migration.

Tags

Assertion (A): Movement of organism from one place to another and back is called migration.
Reason (R): Eel is an example for aradromous migration.