Environmental Issues. - Tamil Nadu Board STD 12 BIO BOTANY Questions - Vidyadip

Question types

Environmental Issues. question types

77 questions across 4 question groups — pick any mix to generate a BIO BOTANY paper with step-by-step answer keys.

77

Questions

4

Question groups

5

Question types

Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.

[ 2 Marks Questions ]

[ 3 Marks Questions ]

[ 5 Marks Questions ]

Sample Questions

Environmental Issues. questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

Identify the plant species that is not used as a live fence.

A
Sesbania grandiflora
B
Acacia species
✓
Petunia species
D
Erythrina species

Answer: C.

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Q 2Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

__________ is a plant species which acts as an indicator of Nitrate pollution.

✓
Petunia
B
Lichens
C
Gladiolus
D
Pinus

Answer: A.

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Q 3Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

Clean Development Mechanism (CDM) is defined in __________

A
Copenhagen Acord
B
Montreal Protocol
C
Paris Agreement
✓
Kyoto Protocol

Answer: D.

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Q 4Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

When does World Ozone Day is observed?

A
June 17th
B
December 1st
C
October 12th
✓
September 16th

Answer: D.

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Q 5Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer.1 Mark

The ozone layer of __________ is called bad ozone.

A
Stratosphere
B
Mesosphere
✓
Troposphere
D
Exosphere

Answer: C.

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Q 6[ 2 Marks Questions ]2 Marks

Deforestation is creating various adverse effect on environment. Enlist the consequences of deforestation.

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Q 7[ 2 Marks Questions ]2 Marks

Due to plastic ban scheme in our state, people are gradually switching over to other optionals for daily activities. As a biology student, suggest few eco-friendly alternatives for this issue.

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Q 8[ 2 Marks Questions ]2 Marks

Recently in January 2019, our Tamil Nadu Government had imposed a ban on using 14 different products of plastic origin. Mention any six plastic products that you know.

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Q 9[ 2 Marks Questions ]2 Marks

Name the movement launched by the people of Mandal village to protect the trees by hugging them.

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Q 10[ 2 Marks Questions ]2 Marks

What is GIS?

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Q 11[ 3 Marks Questions ]3 Marks

Explain the role of lakes in an ecosystem.

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Q 12[ 3 Marks Questions ]3 Marks

What do you mean by Biochar? How it helps the environment?

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Q 13[ 3 Marks Questions ]3 Marks

Give a brief account on In-situ conservation.

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Q 14[ 3 Marks Questions ]3 Marks

Write a short note on Chipko Movement.
Chipko Movement:

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Q 15[ 3 Marks Questions ]3 Marks

Prosopis juliflora, though an alien invasive species to India, it is beneficial to certain extent. Give reason.

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Q 16[ 5 Marks Questions ]5 Marks

Write in detail about Remote sensing and its uses.

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Q 17[ 5 Marks Questions ]5 Marks

Write a comparative note on Carbon Foot Print (CFP).

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Q 18[ 5 Marks Questions ]5 Marks

How Eichhornia crassiper spoils the Indian ecosystem?

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Q 19[ 5 Marks Questions ]5 Marks

What are the objectives of Afforestation programme?

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Q 20[ 5 Marks Questions ]5 Marks

List out the major effects of Ozone depletion.

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