332988
The fertilization is ______ and development is ____in sponges
1 External, indirect
2 Internal, indirect
3 External, direct
4 Internal, direct
Explanation:
Fertilisation is internal and development is indirect having a larval stage which is morphologically distinct from the adult.
BIOXI04: ANIMAL KINGDOM
332989
Assertion : The skeleton of sponges is made up of spicules. Reason : Digestion is intracellular in sponges
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect.
Explanation:
Both statements are correct but Statement 2 is not the reason of statement 1 .
BIOXI04: ANIMAL KINGDOM
332990
In porifera, name the opening through which water leaves the spongocoel
1 Ostia
2 Spicules
3 Osculum
4 Choanocytes
Explanation:
Water enters through minute pores (ostia) in the body wall into a central cavity, spongocoel, from where it goes out through the osculum.
BIOXI04: ANIMAL KINGDOM
332991
Statement A : Sponges have remarkable power of regeneration Statement B : They possess choanocytes which are totipotent cells
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
Explanation:
The power of regeneration is very great in sponges.Any cut part will regenerate the whole sponge. This Power of regeneration in sponges is due to cells called Archeocytes.
332988
The fertilization is ______ and development is ____in sponges
1 External, indirect
2 Internal, indirect
3 External, direct
4 Internal, direct
Explanation:
Fertilisation is internal and development is indirect having a larval stage which is morphologically distinct from the adult.
BIOXI04: ANIMAL KINGDOM
332989
Assertion : The skeleton of sponges is made up of spicules. Reason : Digestion is intracellular in sponges
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect.
Explanation:
Both statements are correct but Statement 2 is not the reason of statement 1 .
BIOXI04: ANIMAL KINGDOM
332990
In porifera, name the opening through which water leaves the spongocoel
1 Ostia
2 Spicules
3 Osculum
4 Choanocytes
Explanation:
Water enters through minute pores (ostia) in the body wall into a central cavity, spongocoel, from where it goes out through the osculum.
BIOXI04: ANIMAL KINGDOM
332991
Statement A : Sponges have remarkable power of regeneration Statement B : They possess choanocytes which are totipotent cells
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
Explanation:
The power of regeneration is very great in sponges.Any cut part will regenerate the whole sponge. This Power of regeneration in sponges is due to cells called Archeocytes.
332988
The fertilization is ______ and development is ____in sponges
1 External, indirect
2 Internal, indirect
3 External, direct
4 Internal, direct
Explanation:
Fertilisation is internal and development is indirect having a larval stage which is morphologically distinct from the adult.
BIOXI04: ANIMAL KINGDOM
332989
Assertion : The skeleton of sponges is made up of spicules. Reason : Digestion is intracellular in sponges
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect.
Explanation:
Both statements are correct but Statement 2 is not the reason of statement 1 .
BIOXI04: ANIMAL KINGDOM
332990
In porifera, name the opening through which water leaves the spongocoel
1 Ostia
2 Spicules
3 Osculum
4 Choanocytes
Explanation:
Water enters through minute pores (ostia) in the body wall into a central cavity, spongocoel, from where it goes out through the osculum.
BIOXI04: ANIMAL KINGDOM
332991
Statement A : Sponges have remarkable power of regeneration Statement B : They possess choanocytes which are totipotent cells
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
Explanation:
The power of regeneration is very great in sponges.Any cut part will regenerate the whole sponge. This Power of regeneration in sponges is due to cells called Archeocytes.
NEET Test Series from KOTA - 10 Papers In MS WORD
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BIOXI04: ANIMAL KINGDOM
332988
The fertilization is ______ and development is ____in sponges
1 External, indirect
2 Internal, indirect
3 External, direct
4 Internal, direct
Explanation:
Fertilisation is internal and development is indirect having a larval stage which is morphologically distinct from the adult.
BIOXI04: ANIMAL KINGDOM
332989
Assertion : The skeleton of sponges is made up of spicules. Reason : Digestion is intracellular in sponges
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect.
Explanation:
Both statements are correct but Statement 2 is not the reason of statement 1 .
BIOXI04: ANIMAL KINGDOM
332990
In porifera, name the opening through which water leaves the spongocoel
1 Ostia
2 Spicules
3 Osculum
4 Choanocytes
Explanation:
Water enters through minute pores (ostia) in the body wall into a central cavity, spongocoel, from where it goes out through the osculum.
BIOXI04: ANIMAL KINGDOM
332991
Statement A : Sponges have remarkable power of regeneration Statement B : They possess choanocytes which are totipotent cells
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
Explanation:
The power of regeneration is very great in sponges.Any cut part will regenerate the whole sponge. This Power of regeneration in sponges is due to cells called Archeocytes.
