Artificial Selection

Q.

How did the early man become farmers?

Q. The earliest evidence for the cultivation of crops in India is found in ____ and ____ .

1. Karnataka, Andhra Pradesh
2. Kashmir, Jharkhand
3. Kashmir, Bihar
4. Assam, Manipur

Q. The earliest evidence for domestication in India is found in the border of ____ and ____ .

1. Karnataka, Andhra Pradesh
2. Karnataka, Tamil Nadu
3. Andhra Pradesh, Tamil Nadu
4. Kerala, Tamil Nadu

Q. The earliest evidence for the cultivation of crops, estimated around 5000 years ago, is from ____ .

1. Kazakhstan
2. Baluchistan
3. Tajikistan
4. Afghanistan

Q. How are summers in the Tundra region different from other regions?

1. The temperatures rise exponentially.
2. None of the above.
3. The sun does not rise throughout the complete season.
4. There is no vegetation growing during summers in the Tundra.

Q. Which of the following was the major reason that encouraged humankind to cultivate crops?

1. Topography changes
2. Tectonic plate shifts
3. Volcanic eruptions
4. Climatic changes

Q. How long did it take for humankind to cultivate crops?

1. 20, 000 years
2. 12, 000 years
3. 60, 000 years
4. 40, 000 years

Q. Earth became warmer due to major climate changes. This transformed ____ regions into ____ regions.

1. desert, forest
2. forest, grassland
3. grassland, forest
4. forest, desert

Q. Which of the following was found by archeologists from early human excavations?

1. Huts
2. Pots
3. Stoves
4. All of the above

Q. Climatic changes fostered planet Earth to become ____ that encouraged crop cultivation

1. warmer
2. colder
3. humid
4. arid