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Published on: 11/11/2020
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Download Tamil Nadu 11th Standard Biology question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Biology Test1.
Choose the correct statement.
(i) The female lac insect is larger than male.
(ii) The insect is a parasite.
(iii) Immature harvesting produces 'Ari lac'.
(iv) Lac is a good insulator.
i, ii, iii
all the above
ii and iv
i and iii
2.
___________ is called African bee.
Apis indica
Apis dorsata
Apis adamsoni
Apis mellifera
3.
Life cycle of Bombyx mori shows
(A) Cocoon
(B) Pupa
(C) Eggs
(D) Instars
Select the correct order of development
CBAD
CABD
CDBA
CDAB
4.
Choose the wrong statement:
(A) Vermicompost bed must be selected in an elevated level.
(B) The vermibed should be exposed to sunlight.
(C) Water stagnation is necessary for the worms.
(D) The size of a pit for vermiculture can vary.
A and B
A and C
B and C
A and D
5.
Choose the correctly matched pair.
Egg layers - Brahma
Broiler types - Leghorn
Dual purpose - White Plymouth rock
Ornamental breeds - Silkie
6.
Inland fisheries are _____.
deep sea fishing
capturing fishes from sea coast
Raising and capturing fishes in fresh water
oil extraction from fish
7.
Prawn belongs to the class ______.
Crustacea
Annelida
Coelenterata
Echinodermata
8.
Which of the statement regarding Lac insect is TRUE?
A microscopic, resinous crawling scale insect
Inserts its proboscis into plant tissue suck juices and grows
Secretes lac from the hind end of body.
The male lac insect is responsible for large scale production of lac.
9.
Assertion(A): Nuptial flight is a unique flight taken the queen bee followed by several drones.
Reason(R): The queen bee produces a chemical substance called pheromone. The drones in that area are attracted to the pheromone and then mating takes place.
Assertion and reason is correct but not related
Assertion and reason is incorrect but related
Assertion and reason is correct but related
Assertion and reason is incorrect but not related
10.
1.
(b)
all the above
2.
(c)
Apis adamsoni
3.
(d)
CDAB
4.
(c)
B and C
5.
(d)
Ornamental breeds - Silkie
6.
(c)
Raising and capturing fishes in fresh water
7.
(a)
Crustacea
8.
(d)
The male lac insect is responsible for large scale production of lac.
9.
(c)
Assertion and reason is correct but related
10.
(c)
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Tamilnadu Stateboard 11th Standard Subjects
Maths
Commerce
Economics
Biology
Business Maths and Statistics
Accountancy
Computer Science
Physics
Chemistry
Maths
Biology
Economics
Physics
Chemistry
History
Business Maths and Statistics
Computer Science
Accountancy
Computer Applications
History
Computer Technology
Commerce
Computer Applications
Computer Technology
Tamil
English
French
Tamilnadu Stateboard Standards
