The lower Gangetic plain is characterized by humid climate with high temperature throughout the year. Which one among the following pairs of crops is most suitable for this region?

Which is the chief characteristic of the soil of the Indo-Gangetic plain?

A

It is derived from Himalayan rocks

B

It is rich in humus

C

It is formed of peninsular rocks

D

It is derived from local rocks

The new alluvial deposits found in the Gangetic plain are known as ________

A

Bhabar

B

Bhangar

C

Khadar

D

Terai

(i) What is global warming? How global warming affects the rapid change of climate? (ii) What are the bad impacts of climate change? (iii) How climate change affects the environment of Bangladesh (iv) How global warming can be minimized (v) What should be the role of students to protect the environment.

A

(i) Global warming is the main natural reason and using harmful chemicals in everyday life the main reason created by men. The climate is changing rapidly that result in the rise of the earth's average temperature

B

(ii) Climate change impacts include floods, cyclones, storm surges and drought, ice sheets melting which will seriously affect the agriculture and livelihood especially at the poor.

C

(iii) Bangladesh is one of the largest deltas in the world which is highly vulnerable to Natural Disasters because of its Geographical location, Fiat and low-lying landscape, Population density, Poverty, Illiteracy, Lack of Institutional setup, etc.

D

(iv) To reduce the bad impact of climate change people should be aware of. Tree plantation can reduce global warming which is the main natural reason for climate change. Stop using harmful chemicals can reduce environmental pollution which is the main man

E

(v) Students should be careful to protect the environment and raise awareness. Thus the students can play a vital role to reduce bad impact of climate changes.

The type of rain in humid equatorial climate is

A

Cyclonic

B

Mountaineous

C

Convectional

D

Fluctuating and Cyclonic

The zones of excessively dry climate with very cold temperature throughout the year correspond to ________

A

Alpine meadows

B

Antarctica

C

Arctic deserts

D

Tundra

Melinda's lights went out. She has 3 pairs of red socks in her drawer, 2 pairs of black socks, and 5 pairs of white socks. What is the minimum number of pairs she must remove from the drawer to ensure that she has a pair of each color

A

3

B

5

C

7

D

9

In a certain sock drawer, there are 4 pairs black socks, 3 pairs of back socks, 3 pairs of gray of gray socks and 2 pairs of corage socks. It socks removed at random without replaced, what is the minimum number of socks that must removes in order to ensure that two socks of the the same color have been removed?

A

11

B

4

C

3

D

7

The Indo-Gangetic Plains of India are fertile due to

A

The heavy and timely rains and forests

B

Alluvial soils brought by the rivers from the mountains

C

Hard labour of the farmers over the generations

D

Better irrigation facilities

At a college football game, 4/5 of the seats in the lower deck of the stadium were sold. If one-fourth of all the seating in the stadium is located in the lower deck, and if 2/3 of all the seats in the stadium were sold, what fraction of the unsold seats in the stadium were in the lower deck?

A

3/20

B

1/6

C

1/3

D

7/15

At a college football game, 4/5 of the seats in the lower deck of the stadium were sold. If one-fourth of all the seats in the stadium were located in the lower deck, and if 2/3 of all the seats in the stadium were sold, what fraction of the unsold seats in the stadium were in the lower deck?

A

3/20

B

1/6

C

1/3

D

7/15

The lower Gangetic plain is characterized by humid climate with high temperature throughout the year. Which one among the following pairs of crops is most suitable for this region?

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