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TN 11th Tamil இயற்கை வேளாண்மை,சுற்றுச்சூழல் -செய்யுள் - மனோன்மணீயம் Important Questions And Answers Study Material - QB365 Set A
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TN 11th Tamil என்னுயிர் என்பேன் -துணைப்பாடம் - இசைத்தமிழர் இருவர் Important Questions And Answers Study Material - QB365 Set A
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TN 11th Tamil மொழி கலை -செய்யுள் - ஒவ்வொரு புல்லையும் Important Questions And Answers Study Material - QB365 Set A
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TN 11th Tamil பீடு பெற நில் - இலக்கணம் - பகுபத உறுப்புகள் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - துணைப்பாடம் - வாடிவாசல் Important Questions And Answers Study Material - QB365 Set A
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TN 11th Tamil பீடு பெற நில் - செய்யுள் - குறுந்தொகை Important Questions And Answers Study Material - QB365 Set A
Published on: 11/11/2020
11th Standard Zoology - Organ and Organ Systems in Animals English Medium Free Online Test 1 Mark Questions with Answer Key 2020-2021
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.
Identify the wrong statement.
In earthworm gland cells of clitellum form the cocoon.
Cocoons are deposited in the soil
Each cocoon produces baby earthworms
A larva is formed during development
2.
In earthworm the ___________ acts as the skeleton.
skin
coelomic fluid
setae
nephridia
3.
Assertion (A): Maxillary teeth are found in upper jaw of frog.
Reason (R): Vomerine teeth are seen in lower jaw of frog.
A & R are wrong
R does not explain A
A is right and R is wrong
R explains A.
4.
The excretion in cockroach is said to be _________________
Ammonotelic
Ureotelic
Uricotelic
None of the above
5.
Choose the wrong statement.
Cockroaches are one of the fastest moving land insects.
Anal cerci are seen in male and female cockroaches.
The abdomen of female cockroach consists of 9 segments.
The upper lip of cockroach is called labrum.
6.
Blood glands are seen in ______________
Earthworm
Cockroach
Frog
None of the above
7.
Which of the following are the sense organs of Cockroach?
Antennae, compound eyes, maxillary palps, anal cerci
Antennae, compound eye, maxillary palps and tegmina
Antennae, ommatidia, maxillary palps, sternum and anal style
Antennae, eyes, maxillary palps, and tarsus of walking legs and coxa
8.
Presence of gills in the tadpole of frog indicates that _______.
fishes were amphibious in the past
fishes evolved from frog -like ancestors
frogs will have gills in future
frogs evolved from gilled ancestor
9.
Buccopharyngeal respiration in frog ______.
is increased when nostrils are closed
Stops when there is pulmonary respiration
is increased when it is catching fly
stops when mouth is opened.
10.
How many abdominal segments are present in male and female Cockroaches?
10, 10
9, 10
8, 10
9,9
1.
(d)
A larva is formed during development
2.
(b)
coelomic fluid
3.
(c)
A is right and R is wrong
4.
(c)
Uricotelic
5.
(c)
The abdomen of female cockroach consists of 9 segments.
6.
(a)
Earthworm
7.
(a)
Antennae, compound eyes, maxillary palps, anal cerci
8.
(b)
fishes evolved from frog -like ancestors
9.
(d)
stops when mouth is opened.
10.
(a)
10, 10
11th Standard Syllabus & Materials
11th Standard
TN 11th Tamil பீடு பெற நில் - செய்யுள் - காவடிச்சிந்து Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - உரைநடை - மலை இடப்பெயர்கள் : ஓர் ஆய்வு Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மாமழை போற்றுதும் - துணைப்பாடம் - யானை டாக்டர் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மாமழை போற்றுதும் - செய்யுள் - ஐங்குறுநூறு Important Questions And Answers Study Material - QB365 Set A
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Physics
Chemistry
History
Business Maths and Statistics
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