Biomes

Q. The major biomes of india are

1. deciduous forest, desert, sea coast, tropical rain forest
2. sub-tropical forest, desert, sea coast, alpine region
3. tropical rain forest, sea coast, deciduous forest, alpine region
4. none of the above

Q. Which of the following biomes face the minimum and maximum mean annual temperature respectively?

1. Arctic tundra and tropical rain forest
2. Tropical rain forest and desert
3. Tropical rain forest and arctic tundra
4. Desert and coniferous forest

Q. Which of the following biome has four distinct seasons?

1. Tundra biome
2. Desert biome
3. Temperate forest
4. Tropical rain forest biome

Q.

Ecosystem is

1. Open

2. Close

3. Both open and close

4. Neither opened nor closed

Q. Arctic tundra is the coldest biome on Earth.

1. True
2. False

Q. The tilt of the Earth’s axis is the most important reason for seasons to occur.

1. False
2. True

Q.

A large regional unit characterised by a major vegetation type and associated fauna found in a specific climate zone constitutes

1. Biome

2. Habitat

3. Ecosystem

4. Biological community

Q. Which of the following biomes face the minimum and maximum mean annual temperature respectively?

1. Arctic tundra and tropical rain forest
2. Tropical rain forest and desert
3. Tropical rain forest and arctic tundra
4. Desert and coniferous forest

Q.

Is humidity in atmosphere related to the functioning of biotic factors in an ecosystem?

Q.

Write a note on Tundra ecosystems.

Q.

The phenomenon of heterophylly is an example of

1. Ultra violet region

2. Red region

3. Infrared region

4. Green region

Q. Why do we have seasons?

1. Due to the rotation of the earth
2. Due to the revolution of the earth around the sun
3. Due to a tilt in the earth's axis
4. Because earth's orbit is elliptical, and we have summer when the earth is closest to the sun and winter when it is farthest away.

Q. Deserts, grasslands, forests and tundra are examples of

1. Biomes
2. Biogeographical regions
3. Ecosystems
4. Biospheres

Q.

The ecosystem comprises distinct geographical zones called?

Q. Match the following different biomes with their characteristic features:

1. Coldest
2. Lowest precipitation
3. Coniferous trees
4. Four seasons

Q. Match the following
$\begin{array}{cc}ColumnI& ColumnII\\ P)Savanna& I)Heavyrainfall\\ Q)Desert& II)Norainfall\\ R)Rainforest& III)Twoseasons\\ S)Taiga& IV)Coldestforestbiome\end{array}$

1. P-IV, Q-I, R-II, S-III
2. P-I, Q-IV, R-III, S-II
3. P-III, Q-II, R-I, S-IV
4. P-II, Q-III, R-IV, S-I

Q. Match the following:
$\begin{array}{cc}ColumnI& ColumnII\\ i)\text{Taiga}& P)\text{Four distinct seasons: winter, spring, summer, autumn}\\ ii)\text{Tundra}& Q)\text{It is the largest of all the land biomes}\\ iii)\text{Temperate forest}& R)\text{Not enough rain to support trees}\\ iv)\text{Grassland}& S)\text{Right at the top edge of Earth}\end{array}$

1. i-P, ii- Q, iii-R, iv-S
2. i-Q, ii- S, iii-P, iv-R
3. I-P, ii- S, iii-R, iv-Q
4. I-R, ii- c, iii-Q, iv-P

Q. Assertion :Distinct seasons and annual variation in precipitation leads to formation of major biomes. Reason: Distinct seasons and annual variations in precipitation leads to development of different climatic conditions which favours growth and development differentially.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q.

A biome is

1. Biotic components in an ecosystem

2. Biotic components in a population

3. Sum of ecosystems in a geographical area

4. Sum of all ecosystems on the Earth

Q. Which of the following sentence(s) are incorrect?

1. A pond and a single tree can also be examples of an ecosystem.
2. One type of biome can be present in different continents.
3. Populations in all the biomes are similar.
4. Biomes are characterized by the major vegetation type and fauna found in a specific climatic region.

Q.

What is biome?

1. A complex of communities interacting with one another

2. The flora on land

3. The part of earth and its atmosphere, which inhabits living organisms

4. The flora in an ocean

Q. All plants, animals and other organisms that make up a distinct natural community in any climatic region is known as the

1. Biome
2. Biounit
3. Biomagnification
4. Biological ecosystem

Q. Match the following
$\begin{array}{cc}ColumnI& ColumnII\\ P)Savanna& I)Heavyrainfall\\ Q)Desert& II)Norainfall\\ R)Rainforest& III)Twoseasons\\ S)Taiga& IV)Coldestforestbiome\end{array}$

1. P-III, Q-II, R-I, S-IV
2. P-II, Q-III, R-IV, S-I
3. P-IV, Q-I, R-II, S-III
4. P-I, Q-IV, R-III, S-II

Q. Biomes have similar

1. Weather
2. Rainfall
3. Animals
4. Plants

Q. Why do we have seasons?

1. Due to the rotation of the earth
2. Due to the revolution of the earth around the sun
3. Due to a tilt in the earth's axis
4. Because earth's orbit is elliptical, and we have summer when the earth is closest to the sun and winter when it is farthest away.

Q. ___ and precipitation over a period of time in an ecological place have given rise to the major biomes on Earth.

1. General patterns of atmospheric conditions
2. Average weather of an area
3. Seasonal variation
4. Ecosystems

Q. Taiga occurs in

1. Tropical area
2. Subtropical areas
3. Arctic region
4. North temperate area

Q. A group of similar ecosystems with the same general type of physical environment is called a ____

1. Biosphere
2. None of these
3. Population
4. Biome

Q. ___ and precipitation over a period of time in an ecological place have given rise to the major biomes on Earth.

1. Ecosystems
2. Seasonal variation
3. Average weather of an area
4. General patterns of atmospheric conditions

Q. Biomes have similar

1. Weather
2. Rainfall
3. Animals
4. Plants