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Arrange the process of waste generation in the correct order:

$\text{i}.$ Consumption​

$\text{ii}.$ Production

$\text{iIi}.$ Gathering resources

$\text{iv}.$ Waste disposal

Arrange the following ecosystems in increasing order of their mean NPP (tons/ha/year)

(A) Tropical deciduous forest

(B) Temperate coniferous forest

(C) Tropical rain forest

(D) Temperate deciduous forest

तुमने अभी दस भारतीय यात्रियों की एक अनूठी यात्रा की कहानी पढ़ी, तुम भी अपनी या किसी अन्य व्यक्ति की एक यात्रा के बारे में बताओ। तुम चाहो तो ये बातें बता सकते हो–

(क) वह यात्रा कहाँ की थी? कितने दिनों की थी? यात्रा कैसे की?

(ख) उसमें कौन-कौन सी समस्याएँ आईं?

(ग) उन समस्याओं को कैसे दूर किया गया?

(घ) उस यात्रा में किन-किन लोगों से मिले?

(ङ) कौन-कौन सी चीज़ें, पेड़-पौधे आदि पहली बार देखे?

Why is
ecology not limited only to the forces of nature?

King Charles II hid __________ his enemy’s ____________an oak tree.

If the population of an area grew from 20,000 to 80,000 at the same rate in 2 decades, find the rate of growth of the population perdecade.

In
this universe, rain performs many functions. What are those?

Which one among these comes under food crops?

The given passage has numbered blanks. Find out the word which completes the blank appropriately.

Generally, a disaster ____(1)____ in significant loss in social, psychological and economic aspects. It not only ____(2)____ to structural damages, but also leaves families torn apart, children orphaned, livelihoods destroyed and communities traumatised.

Non-structural factors such as lack of responsiveness of government officials and ineffective leadership are mainly ____(3)____ for any disaster mismanagements. India is ____(4)____ to a variety of natural and man-made disasters. Strong and effective emergency management has been a felt ____(5)____ in all corners of the world. Effective policies play a ____(6)____ role in mitigating the impact of disasters and reducing likely losses of life and property. Economic resources are important for any disaster management. Yet, it has been ____(7)____ that economic resources did not necessarily translate into greater investment in this domain as there is no ____(8)____ of issues that demand governments attention and resources. Disaster management has ____(9)____ acquired importance in the agenda of governance, unless there is a major natural or man-made disaster. The major shortcomings observed in Indian disaster management, along with their probable solutions, need to be discussed on an ____(10)____ basis.

Find out the appropriate word which fits the 8th blank.

निम्नलिखितप्रश्न का उत्तरदीजिए −

आपकी दृष्टि में' मधुर-मधुर मेरे दीपक जल' कविता का सौंदर्य इनमें से किस पर निर्भर है−

(क)शब्दों की आवृति पर।

(ख)सफल बिंब अंकन पर।

Discuss
the mechanism of monsoons.

Where
does it finally meet the river?

The number of illiterate persons in a country decreased from 150 lakhs to 100 lakhs in 10 years. What is the percentage of decrease?

Question 4

Identify the constituent of air from each of the following:

(a) The formation of water droplets on the outer surface of ice-cold lemon juice.

(b) A gas that turns lime-water milky.

(c) A gas that is a supporter of combustion.

1. 8

Name the situation reflected by an economy which produces a combination of goods that lie below its production possibility curve.

What is a slag

निम्नलिखित प्रश्न का उत्तर (25-30 शब्दों में) लिखिए −

पहाड़ लुप्त कर देने वाले कीचड़ की क्या विशेषता है?

If rice is cooked in a pressure cooker on the Siachen glacier, at sea beach, and on Deccan plain, which of the following is correct about the time taken for cooking rice?

Name some water sources that can be used for agriculture.

Which of the following species of tree is found in the tropical evergreen forests?

Write the difference between return inwards and return outwards

In Table-I the average mean monthly temperatures and amounts of
rainfall of ten representative stations have been given. It is for
you to study on your own and convert them into ‘temperature and
rainfall’ graphs. A glance at these visual representations will
help you to grasp instantly the similarities and differences between
them. One such graph (Figure 1) is already prepared for you. See if
you can arrive at some broad generalisations about our diverse
climatic conditions. We hope you are in for a great joy of learning.
Do the following activities.

Figure 1: Temperature and Rainfall of Delhi

तीसरी कक्षा में तुमने रामधारी सिंह दिनकर की कविता 'मिर्च का मज़ा' पढ़ी थी। अब तुमने उन्हीं की कविता 'पढ़क्कू की सूझ' पढ़ी।

(क) दोनों में से कौन-सी कविता पढ़कर तुम्हें ज़्यादा मज़ा आया?

(चाहो तो तीसरी की किताब फिर से देख सकते हो।)

(ख) तुम्हें काबुली वाला ज़्यादा अच्छा लगा या पढ़क्कू? या कोई भी अच्छा नहीं लगा?

(ग) अपने साथियों के साथ मिलकर एक-एक कविता ढूँढ़ो। कविताएँ इकट्ठा करके कविता की एक किताब बनाओ।

Question 8

Write the advantages of synthetic fibres.