Virtual Academy for the Semi Arid Tropics Course on Crop-Weather Relationships Module III: Weather Elements There are 19 multiple choice questions in this exercise. Answer by clicking on one of the red letters (A, B, C, Or D). You will get a feedback to your response. Click on the button for the question Continu e
75
Embed
Virtual Academy for the Semi Arid Tropics Course on Crop-Weather Relationships Module III: Weather Elements There are 19 multiple choice questions in this.
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
There are 19 multiple choice questions in this exercise.
Answer by clicking on one of the red letters (A, B, C, Or D). You will get a feedback to your response.
Click on the button for the question
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
1. 80 mm rainfall received in 30 minutes indicate
A. long duration rainfall
B. low intensity of rainfall
C. high intensity of rainfall
D. large size rain drops
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
2. Soil erosion may result with
A. Rains received over large area.
B. 120 mm of rainfall in 1 hour.
C. Low intensity rains with small drop size.
D. 10 mm of rainfall in 45 minutes.
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
3. Which type of rainfall you welcome to sow crops?
A. High intensity rains
B. Low intensity rains
C. 25 mm of rainfall a day before sowing
D. 10 cm rainfall after a day of sowing
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
4. Monsoon rains in India are received during
A. March to April and October to December
B. June to September and October to December
C. March to April and June to September
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
5. How rainfall breaks during late August and early September affect groundnut crop?
A. Delays sowing
B. Flower production is reduced
C. Pod development is affected
D. Harvesting of pods is difficult
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
6. Monsoon rains result due to
A. Lower temperatures over land than sea
B. Higher temperatures over land than sea
C. Low temperatures over land and sea
D. High temperatures over land and sea
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
7. The Relative humidity in the coastal areas during summer will be
A. low (10%)
B. moderate (30%)
C. high (50%)
D. very high (>60%)
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
8. Relative humidity is measured using
A. hygrometer
B. barometer
C. anemometer
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
9. At what relative humidity you will feel comfortable
A. 20%
B. 50%
C. 70%
D. 90%
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
10. Sunshine is recorded for measuring
A. minimum temperature
B. maximum temperature
C. day length
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
11. Maximum temperature is measured using ------ thermometer.
A. alcohol
B. mercury
C. Wet and dry bulb
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
12. Day and night temperatures vary because
of A. presence of moon during nights
B. absence of sun during nights
C. Cooler winds during nights
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
13. Air-pressure is measured by
A. hygrometer
B. barometer
C. anemometer
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
14. Lesser the air in the atmosphere, the air-pressure
A. will be low
B. will be high
C. will increase
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
15. A low-pressure system indicates
A. cooler temperatures
B. clear skies
C. possible rain
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
16. Wind velocity is measured by
A. anemometer
B. barometer
C. hygrometer
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
17. Winds move from
A. high air pressure to low pressure
B. low air pressure to high pressure
C. sea to land
D. land to sea
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
18. The type of clouds in the
picture are A. Rain-giving clouds
B. Fair-Weather clouds
C. Change-of-weather clouds
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
19. The type of clouds in the
picture are A. Rain-giving clouds
B. Fair-Weather clouds
C. Change-of-weather clouds
D. I am not sure
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
Thank you for completing this exercise.
Now you may select Module IV from Course contents.
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
Your answer is not correct.
The correct answer is:
80 mm rainfall received in 30 minutes indicate high intensity of rainfall.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right.
80 mm rainfall received in 30 minutes indicate high intensity of rainfall.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
Your are right.
Soil erosion may result with a high intensity rainfall like 120 mm of rainfall in 1 hour.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
Your answer is not correct.
The correct answer is:
Soil erosion may result with a high intensity rainfall like 120 mm of rainfall in 1 hour.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right.
Soaking rain like 25 mm of rainfall a day before will be useful to take up the sowings.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
The correct answer is:
Water from high intensity rainfall mostly result in run off with very little water saturating the soil profile.
So soaking rain like 25 mm of rainfall a day before will be useful to take up the sowings.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
You are partly correct because the amount of rainfall received is not clear from the statement to take up the sowings.
The correct answer is:
Soaking rain like 25 mm of rainfall a day before will be useful to take up the sowings.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
Rains received during June to September, and October to December are monsoon rains.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Rain during March to April are not monsoon rains. These rains are known as summer showers
The correct answer is:
Rains received during June to September, and October to December are monsoon rains.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, the answer is:
Rains received during June to September, and October to December are monsoon rains.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
This break in rainfall coincides with pod development in groundnut and thus affect the pod formation and development.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Please note the break in rainfall. Rains were received during flowering and harvesting stages and so, these stages may not be adversely affected due to moisture availability.
The correct answer is:
Breaks in rainfall during late August and early September coincides with pod development in groundnut, and thus affect the pod formation and development.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
Higher temperatures over land than sea results in differential heating between land and sea. Consequent to this, air pressure will be higher on land compared to the sea. This pressure gradient brings moisture-laden winds towards land resulting in monsoon rains.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
The correct answer is:
Higher temperatures over land than sea results in differential heating between land and sea. Consequent to this, air pressure will be higher on land compared to the sea. This pressure gradient brings moisture-laden winds towards land resulting in monsoon rains.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
Near water body the air will be saturated with moisture. So, the RH will be quiet high (>60%) during summer in the coastal areas.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
The correct answer is:
Near water body the air will be saturated with moisture. So, the RH will be quiet high (>60%) during summer in the coastal areas.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
Relative humidity is measured using hygrometer (Fig.)
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Barometer is used to measure air pressure (top Fig.).
The correct answer is:
Relative humidity is measured using hygrometer (bottom Fig.)
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Anemometer is used to measure wind velocity (top Fig.).
The correct answer is:
Relative humidity is measured using hygrometer (bottom Fig.)
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, here is the answer:
Relative humidity is measured using hygrometer (Fig.)
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
You will feel comfortable if RH is low. At high RH you will sweat more, feel sticky and uncomfortable.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
The correct answer is:
At high RH you will sweat more, feel sticky and uncomfortable. You will feel comfortable if RH is low.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
Sunshine is recorded to calculate day length.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Sunshine do not provide maximum and minimum temperatures.
The correct answer is:
Sunshine is recorded to calculate day length.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, here is the answer:
Sunshine is recorded to calculate day length.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
Mercury thermometer is used to measure maximum temperature.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Alcohol thermometer is used to measure the minimum temperature.
The correct answer is:
Mercury thermometer is used to measure maximum temperature.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Wet and dry bulb thermometer is used to measure the relative humidity.
The correct answer is:
Mercury thermometer is used to measure maximum temperature.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, here is the answer:
Mercury thermometer is used to measure maximum temperature.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
There will not be any short-wave radiation during the nights due to the absence of sun. This results in lower temperatures during nights compared to the day temperatures.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
The correct answer is:
There will not be any short-wave radiation during the nights due to the absence of sun. This results in lower temperatures during nights compared to the day temperatures.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, here is the answer:
There will not be any short-wave radiation during the nights due to the absence of sun. This results in lower temperatures during nights compared to the day temperatures.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
Air-pressure is measured using aneroid barometer (Fig.)
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Hygrometer (top Fig.) is used to measure relative humidity.
The correct answer is:
Air-pressure is measured using aneroid barometer (bottom Fig.).
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Anemometer is used to measure wind velocity (top Fig.).
The correct answer is:
Air-pressure is measured using aneroid barometer (bottom Fig.).
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, here is the answer:
Air-pressure is measured using aneroid barometer (Fig.).
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
The air pressure will be lower with less air. That is why you feel difficult to breath as you climb a hill or more floors in a high-raised building.
More the air, higher will be the pressure.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
More the air, higher will be the pressure.
The correct answer is:
The air pressure will be lower with less air. That is why you feel difficult to breath as you climb a hill or more floors in a high-raised building.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, here is the answer:
The air pressure will be lower with less air. That is why you feel difficult to breath as you climb a hill or more floors in a high-raised building.
More the air, higher will be the pressure.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
A low-pressure system indicates cyclonic winds and subsequent possibility of rain.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
A high-pressure system leads to cooler temperatures and clear skies.
The correct answer is:
A low-pressure system indicates cyclonic winds and subsequent possibility of rain.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, here is the answer:
A low-pressure system indicates cyclonic winds and subsequent possibility of rain.
A high-pressure system leads to cooler temperatures and clear skies.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
Anemometer is used to measure wind (Fig.).
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Air-pressure is measured using aneroid barometer (top Fig.).
The correct answer is:
Anemometer is used to measure wind (bottom Fig.).
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
Hygrometer (top Fig.) is used to measure relative humidity.
The correct answer is:
Anemometer is used to measure wind (Fig.).
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, here is the answer:
Anemometer is used to measure wind (top Fig.).
Air-pressure is measured using aneroid barometer (middle Fig.).
Hygrometer (bottom Fig.) is used to measure relative humidity.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
Winds move from a high-pressure system towards a low-pressure system.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
The direction of winds between sea and land depends on the air pressure differences. If air pressure is higher over the land, then the winds move towards the sea and vice-versa.
The correct answer is:
Winds move from a high-pressure system towards a low-pressure system.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
You are right
The clouds in the picture are fair-weather clouds.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
No please.
The correct answer is:
The clouds in the picture are fair-weather clouds.
Continue
Virtual Academy for the Semi Arid Tropics
Course on Crop-Weather Relationships
Module III: Weather Elements
If you are not sure, here is the answer:
The clouds in the picture are fair-weather clouds.