ISC Board Class 12 Biology Sample Exam 2024-25: Download Free PDF Here

Question 1

(I)

Potential resources are those resources that already exist in nature but are not used for human benefit.

Which of the following options represents potential resources?

(Application)

(1)

(A)

Hydropower generated by the Bhakra Nangal Dam.

(B)

Crude oil was discovered in Rampur district of Uttar Pradesh.

(C)

The existence of water in three forms on earth.

(D)

Wood from Corbett National Park being transported to various cities.

(iii)

Below are two statements labelled ‘Claim’ and ‘Reason’. Read the two statements carefully and choose the correct option.

Claim: Malthus believed that humanity must resort to a life at subsistence level.

(1)

Reason: He believed that population grew arithmetically and resources grew geometrically.

Which of the following statements is correct? (Analysis)

(A)

Both the claim and the reason are true, and the reason is the correct explanation for the claim.

(B)

Both the claim and the reason are true, but the reason is not the correct explanation for the claim.

(C)

The claim is true and the reasoning is false.

(D)

The claim is false and the reasoning is true.

(iii)

Eris are popular rainwater harvesting systems in Tamil Nadu, India. Which of the following categories do these systems fall into?

(Understanding)

(1)

(A)

Micro irrigation

(B)

Macro irrigation

(C)

Modern irrigation

(D)

State-of-the-art irrigation

(iv)

The high-volume sampler is a manual technique for collecting samples from

Fine particulate matter (PM). Ananya used this technique to measure PM levels at four different locations.

In which of the following areas is the highest particulate matter pollution expected to be measured? (Application)

(1)

(A)

A shopping mall in Delhi

(B)

A remote village

(C)

The summit of a mountain

(D)

A cement industrial area

(v)

Examine the relationship between the first and second words below and complete the fourth word on this basis. (Analysis)

(2)

(A)

Ex-situ: In-situ:: Cryopreservation:

(B)

Pull factors: Immigration: Push factors:

from (vi)

Name the radical environmental group founded by Dave Foreman, Mike Rosella and Howie Wolke. (Reminder)

(1)

(vii)

The export of hazardous waste from industrialised countries to developing countries is an environmental injustice.

Name the international treaty that was drafted to curb this practice. (Reminder)

(1)

(viii)

Write the expanded forms of the following. (Remember)

(2)

(A)

HYV

(B)

TRAVEL

from (ix)

Write a term for the description given below.

(A)

Actual data on deaths in a population during a given period of time.

(Retrieve)

(1)

(B)

The permit entitles the holder to emit one tonne of carbon dioxide.

(Retrieve)

(1)

(C)

The maximum number of individuals an ecosystem can support without causing harm to the environment.

(Understanding)

(1)

(D)

The government’s decision to restrict international trade in order to

Promoting the domestic economy. (Understanding)

(1)