Introduction to Conservation

Q.

Differentiate between in-situ and ex-situ conservation?

Q.

A paragraph on wild animals with 100 words

Q.

Which of the following is the most important cause for animals and plants being driven to extinction?

1. Alien species invasion

2. Habitat loss and fragmentation

3. Drought and floods

4. Economic exploitation.

Q.

Write any six slogans on the conservation of natural resources?

Q.

What do you mean by conservation?

Q.

The process of carbon assimilation is known as –

1. transpiration

2. respiration

3. photosynthesis

4. excretion

Q.

What causes Biodiversity loss?

Q.

How do humans affect biodiversity?

Q.

Which one of the following is not a method of In-situ Conservation of Biodiversity?

1. Biosphere Reserve

2. Wildlife Sanctuary

3. Botanical Garden

4. Sacred Grove

Q.

What are the benefits of Cryopreservation?

Q. The Biodiversity Act of India was passed by the Parliament in the year

1. 1996
2. 2002
3. 2000
4. 1992

Q. Which of the following explains Allen’s rule?

1. The presence of CAM pathway
2. The presence of blubber in aquatic mammals
3. Shorter ears and limbs in mammals living in colder regions
4. The huddling together of large groups of penguins to stay warm

Q. The World Summit on Sustainable Development to reduce biodiversity losses at global and local levels was held in 2002 in ___.

1. New Delhi, India
2. Dublin, Ireland
3. Johannesburg, South Africa
4. Los Angeles, United States of America

Q.

What is the core zone?

Q.

Write down the full form of PBR in life science.

Q.

Why does a food chain consist of only three to four steps?

Q.

What is an example of a sustainable ecosystem?

Q.

How can the resources be managed and conserved?

Q. what do you understand by natural ageing of lake? discuss

this question carries 2 marks

please give a proper answer in simple language

Q. Which of the following statement(s) regarding the response to abiotic factors is/are incorrect?

(i) Plants are not capable of thermoregulation.
(ii) Almost all plants and 99% of animals are conformers.
(iii) Heat loss or heat gain is a function of the surface area of the body
(iv) Thermoregulation is the least energy consuming process in small animals
(v) 99% of animals are thermoregulators
(vi) Archaebacteria cannot tolerate high temperatures.

1. i, ii and iii
2. iv, v and vi
3. ii and iv
4. i, ii, vi

Q. Identify the labels in given diagram of different zones of a terrestrial biosphere reserve.

1. A-Transition Zone
   B- Buffer zone
   C-Core zone
   D- Human settlement
   
2. A- Core zone
   B- Transition Zone
   C-Buffer zone
   D-Human settlement
   
3. A- Buffer zone
   B- Core zone
   C- Transition Zone
   D- Human settlement
4. A- Core zone
   B- Buffer zone
   C- Transition Zone
   D-Human settlement

Q.

Write a short notes on conservations of natural resources.

Q. Wildlife conservation aims at
I. Protecting plants and animals in their habitat
II. Over-exploitation
III. Promoting biodiversity
IV. Habitat fragmentation
The correct statements are

1. I, II
2. II, III
3. III, IV
4. I, IV

Q. The giant redwood tree is:

1. Cedrus
2. Pinus
3. Sequoia
4. Dalbergia

Q. What is emasculation? How is it achieved artificial hybridisation?

Q.

Process of biogas production is aerobic process or anaerobic process? Bacteria involved in the process is aerobic or anaerobic?

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Q.

Assertion: Aquarium needs to be cleaned regularly.

Reason: Aquarium is a man-made ecosystem.

1. Assertion(A) and Reason(R) are True; Reason is a correct explanation for Assertion.

2. Assertion is True, Reason is True but R is not correct explanation for A.

3. Assertion is True, Reason is False.

4. Assertion and Reason both are false.

Q.

How do birds help the ecosystem?

Q.

Name the process by which biogas is produced from cattle dung.

Q.

_______ are used in refrigerators, air conditioners and aerosol spray cans.