Production and Management of Food From Plants – 8th Class Biology Bits 8th Lesson 

Production and Management of Food From Plants – 8th Class Biology Bits 8th Lesson

Question 1.
The season we find more varieties of vegetables
A) Summer
B) Winter
C) Rainy
D) Autumn
Answer:
C) Rainy

Question 2.
Kharif season is in the months of
A) May to October
B) June to October
C) November to March
D) None
Answer:
B) June to October

Question 3.
The global grain is
A) Rice
B) Wheat
C) Ragi
D) Bajra
Answer:
A) Rice

Question 4.
The instrument used to sow seeds in the soil
A) Harrow
B) Seed drill
C) Plough
D) Paddy planter
Answer:
B) Seed drill

Question 5.
The following paddy variety requires much gap between plants.
A) Amritasari
B) Bangaru Teega
C) Srivari
D) Kolleti Kusuma
Answer:
C) Srivari

Question 6.
The name of the disease in groundnut
A) Tikka disease
B) Bacteria
C) Leaf blight
D) Citrus canker
Answer:
A) Tikka disease

Question 7.
The process of watering the plants is
A) Ploughing
B) Seedling
C) Manuring
D) Irrigation
Answer:
D) Irrigation

Question 8.
Before storage of grains they should be
A) Dried
B) Freeze
C) Dehydration
D) Salting
Answer:
A) Dried

Question 9.
The paddy variety which requires much gap between the plants
A) Srivari
B) Sona
C) Bangaru Teega
D) BPT
Answer:
A) Srivari

Question 10.
The method of dispersing seed by sprinkling is called
A) Broad casting
B) Throwing
C) Flying
D) None
Answer:
A) Broad casting

Question 11.
Here, agricultural products are preserved for a longer periods
A) Bamboo bin
B) Metallic bin
C) Cold storage
D) None
Answer:
C) Cold storage

Question 12.
This preserves and promotes different varieties of quality seeds
A) NSDC
B) MDC
C) MTNL
D) BSNL
Answer:
A) NSDC

Question 13.
Which of the following seeds germinate well?
A) Floating seeds
B) Sank seeds
C) Weightless seeds
D) All the above
Answer:
B) Sank seeds

Question 14.
Water and nutrients can be reached to every part of land by
A) Ploughing
B) Levelling
C) Sowing
D) Irrigation
Answer:
B) Levelling

Question 15.
Wheat is cultivated in this Season only.
A) Rabi
B) Kharif
C) Both seasons
D) None
Answer:
A) Rabi

Question 16.
The crops grown only in Winter season is called
A) Rabi
B) Kharif
C) Winter crops
D) Rainy crops
Answer:
A) Rabi

Question 17.
The crops growh in the rainy season are called
A) Rabi
B) Kharif
C) Rainy crops
D) Winter crops
Answer:
B) Kharif

Question 18.
Example for chemical fertilizer
A) Urea
B) DAP
C) Potash
D) All the above
Answer:
D) All the above

Question 19.
…………. shaped ridges are formed when ploughing is done.
A) I
B) L
C) V
D) T
Answer:
C) V

Question 20.
The period of Harappan civilization is
A) 1300 BC
B) 2300 BC
C) 3300 BC
D) 4300 BC
Answer:
B) 2300 BC

Question 21.
Mesolithic period is …………. B.C
A) 9000 – 8000
B) 8000 – 7000
C) 9000 – 7000
D) 9000 – 5000
Answer:
A) 9000 – 8000

Question 22.
The following one has the largest area of land under rice cultivation in the world
A) China
B) Japan
C) India
D) Srilanka
Answer:
C) India

Question 23.
Name the country that produce highest yield of paddy crop per hectare
A) India
B) China
C) Japan
D) Malasia
Answer:
C) Japan

Question 24.
Farmers use this, for levelling the soil ………..
A) Leveller
B) Plough
C) Both A & B
D) None
Answer:
C) Both A & B

Question 25.
Examples for short term crop ………..
A) Green gram
B) Black gram
C) Both A & B
D) None
Answer:
C) Both A & B

Question 26.
Example for long term crop ……..
A) Jowar
B) Red gram
C) Both A & B
D) None
Answer:
C) Both A & B

Question 27.
The time period of Rabi crop is ……….
A) August – April
B) October – April
C) December – April
D) January – April
Answer:
A) August – April

Question 28.
Examples for Rabi crops ………
A) Coriandar
B) Fenugram
C) Barley
D) All the above
Answer:
D) All the above

Question 29.
Example for Kharif crops …………
A) Chilli
B) Sugar cane
C) Turmeric
D) All the above
Answer:
D) All the above

Question 30.
‘Molagolukulu’ is the traditional good variety grown in ………..
A) Guntur dist
B) Kurnool
C) Krishna
D) Nellore
Answer:
D) Nellore

Question 31.
Bangaru Teega, Kolleti Kusuma are the varieties in ……….. crop.
A) Paddy
B) Maize
C) Wheat
D) Barley
Answer:
A) Paddy

Question 32.
This book tells about the dangers of pesticides.
A) Silent Spring
B) Silent Winter
C) Winter Silence
D) Silence of Spring
Answer:
A) Silent Spring

Question 33.
The other name for Natural manure is
A) Compost
B) Vermi compost
C) Bio-fertilizers
D) None
Answer:
C) Bio-fertilizers

Question 34.
The pollengrains of this weed plant, causes allergy
A) Garika
B) Gaddi Chamanthi
C) Parthenium
D) Pogaku Malle
Answer:
C) Parthenium

Question 35.
Parthenium was imported from
A) USA
B) China
C) Russia
D) Australia
Answer:
D) Australia

Question 36.
Example for modern methods of irrigation
A) Drip
B) Sprinkler
C) Basin irrigation
D) Both A and B
Answer:
D) Both A and B

Question 37.
“Farmer’s family friend” is
A) Crow
B) Parrot
C) Cat
D) Sparrow
Answer:
D) Sparrow

Question 38.
Choose the correct matching from the following.
List – A — List – B
i) Spraying — a) Seed driller
ii) Sowing seeds — b) Duster
iii) Weeding — c) Harrow
A) i – a, ii – b, iii – c
B) i – a, ii – c, iii – b
C) i – b, ii – a, iii – c
D) i – b, ii – c, iii – a
Answer:
B) i – a, ii – c, iii – b

Question 39.
NSDC-Expand
A) National Seed Development Committee
B) National Seed Development Corporation
C) National Seed Dressing Corporation
D) National Seed Development Commission
Answer:
B) National Seed Development Corporation

Question 40.
Identify the mismatched pair from the following.
i) Sona – Traditional variety of Rice
ii) Broad casting – Seed dispersing
iii) DDT – Biopesticide
A) i, ii
B) i, iii
C) ii, iii
D) iii only
Answer:
D) iii only

Question 41.
In the adjacent picture, the crop was severely affected by

A) Bacteria
B) Fungus
C) Virus
D) Tsunami
Answer:
C) Virus

Question 42.

The picture is showing the symptoms following disease …………..
A) Smut
B) Blast
C) Tikka
D) Red Rot
Answer:
C) Tikka

Question 43.

The following picture is showing …………
A) Fountain
B) Drip
C) Sprinkler
D) Artificial Raining
Answer:
C) Sprinkler

Question 44.

The picture is showing the modern irrigation method
A) Sprinkler
B) Drip irrigation system
C) Furrow irrigation
D) None
Answer:
B) Drip irrigation system

Question 45.

In this picture we can see this type of irrigation …….
A) Drip irrigation
B) Sprinkler
C) Basin irrigation
D) Furrow irrigation
Answer:
D) Furrow irrigation

Question 46.

This is an example for
A) Basin irrigation
B) Furrow irrigation
C) Drip irrigation
D) Sprinkler irrigation
Answer:
A) Basin irrigation

Question 47.

Name the agricultural tool present in the picture
A) Iron plough
B) Paddy planter
C) Weed harrow
D) Harvester
Answer:
C) Weed harrow

Question 48.

Name the agricultural activity, shown in this picture.
A) Spraying
B) Dustering
C) Broadcasting
D) Dispersal
Answer:
C) Broadcasting

Question 49.

What is the agricultural activity shown in the picture?
A) Weeding
B) Ploughing
C) Sowing
D) Levelling
Answer:
B) Ploughing

Question 50.

Name the agricultural activity shown in the picture
A) Weeding
B) Harvesting
C) Transplantation
D) Levelling
Answer:
C) Transplantation

Question 51.

Look at the picture and what are the constituents in it
A) Mg, Ca, F
B) Zn, BO, K
C) Si, Mg, Zn
D) N, P, K
Answer:
D) N, P, K

Match the following:
Question 52.
Group – A Group -B
i. Rice — a) Rabi
ii. Wheat — b) Biofertilizer
iii. Plant and animal waste — c) Organic pesticide
iv. Aldrin — d) Kharif
v. Superphosphate — e) Inorganic pesticide
— f) Artificial fertilizer
A) i – d, ii – a, iii – b, iv – c, v – f
B) i – a, ii – b, iii – c, iv – d, v – e
C) i – a, ii – d, iii – c, iv – b, v – f
D) i – f, ii – d, iii – c, iv – b, v – a
Answer:
A) i – d, ii – a, iii – b, iv – c, v – f

Question 53.
Group – A — Group – B
i. Sowing seeds — a) Harrow
ii. Levelling — b) Duster
iii. Weedling — c) Leveller
iv. Irrigation — d) Seed drill
v. Spraying — e) Plough
— e) Sprinkler
— g) Harvester
A) i – c, ii – d, iii – f, iv – a, v – b
B) i – d, ii – c, iii – a, iv – f, v – b
C) i – b, ii – f, iii – a, iv – c, v – d
D) i – f, ii – b, iii – a, iv – c, v – d
Answer:
B) i – d, ii – c, iii – a, iv – f, v – b

Question 54.
Ratnababu wants to grow crops in his field with water scarcity. Which of the following method will be MOST suitable for irrigation for his field ?
A) Furrow irrigation
B) Basin irrigation
C) Drip irrigation
D) Bore water
Answer:
C) Drip irrigation

Question 55.
Which of the following is an example of a short day or long night plant?
A) Soyabean
B) Maize
C) Pea
D) Wheat
Answer:
D) Wheat

Question 56.
Advantages of plouging are
A) Absorbs more water
B) Easy transportation of air
C) Foe microorganisms will die
D) All the above
Answer:
D) All the above

Question 57.
Read the following statements.
(A) : Sprinkler is a modern irrigation method.
(R) : Drip irrigation is right method in water scanty places.
A) Both A, R are correct, R is correct explanation for A.
B) Both A, R are correct, R is not correct explanation for A.
C) A is not correct, R is correct
D) Both A, R are not correct
Answer:
B) Both A, R are correct, R is not correct explanation for A.

Question 58.
Read the following statements.
P : Aphids and white flies suck plant sap and also carry viral infections to the plants.
Q : The Deccan wingless grasshopper is seen only in the Rabi season.
Which of these statements are correct?
A) Both statements are true
B) Both statements are false
C) P is true, Q is false
D) P is false, Q is true
Answer:
A) Both statements are true

Question 59.
The seeds that are broadcast like paddy in your village is
A) Chilli
B) Cotton
C) Ladyfinger
D) Red gram
Answer:
A) Chilli

Question 60.
Like India other countries also pro¬duce Paddy. Which country produce more paddy in the world ?
A) China
B) Japan
C) India
D) Pakistan
Answer:
B) Japan

 

Be the first to comment

Leave a Reply

Your email address will not be published.


*